user's manual

IMB204 Series
®
Intel Socket 1155 CoreTM i7 / i5 / i3
Processor ATX Industrial
Motherboard
User’s Manual
Disclaimers
This manual has been carefully checked and believed to contain accurate information.
Axiomtek Co., Ltd. assumes no responsibility for any infringements of patents or any third
party’s rights, and any liability arising from such use.
Axiomtek does not warrant or assume any legal liability or responsibility for the accuracy,
completeness or usefulness of any information in this document. Axiomtek does not make any
commitment to update the information in this manual.
Axiomtek reserves the right to change or revise this document and/or product at any time
without notice.
No part of this document may be reproduced, stored in a retrieval system, or transmitted, in
any form or by any means, electronic, mechanical, photocopying, recording, or otherwise,
without the prior written permission of Axiomtek Co., Ltd.
CAUTION
If you replace wrong batteries, it causes the danger of explosion. It is recommended by the
manufacturer that you follow the manufacturer’s instructions to only replace the same or
equivalent type of battery, and dispose of used ones.
Copyright 2014 Axiomtek Co., Ltd.
All Rights Reserved
July 2014, Version A1.1
Printed in Taiwan
ii
ESD Precautions
Computer boards have integrated circuits sensitive to static electricity. To prevent chipsets
from electrostatic discharge damage, please take care of the following jobs with precautions:

Do not remove boards or integrated circuits from their anti-static packaging until you are
ready to install them.

Before holding the board or integrated circuit, touch an unpainted portion of the system
unit chassis for a few seconds. It discharges static electricity from your body.

Wear a wrist-grounding strap, available from most electronic component stores, when
handling boards and components.
Trademarks Acknowledgments
Axiomtek is a trademark of Axiomtek Co., Ltd.
®
Windows is a trademark of Microsoft Corporation.
AMI is a trademark of American Megatrend Inc.
IBM, PC/AT, PS/2, VGA are trademarks of International Business Machines Corporation.
®
TM
Intel Core
i7 / Core
TM
i5 / Core
TM
i3 are trademarks of Intel Corporation.
Winbond is a trademark of Winbond Electronics Corp.
Realtek is a trademark of Realtek Semi-Conductor Co., Ltd.
Other brand names and trademarks are the properties and registered brands of their
respective owners.
iii
Table of Contents
Disclaimers ..................................................................................................... ii
ESD Precautions ........................................................................................... iii
Chapter 1
Introduction ............................................. 1
1.1
Features ............................................................................................... 1
1.2
Specifications ...................................................................................... 2
1.3
Utilities Supported .............................................................................. 3
Chapter 2
Board and Pin Assignments .................... 5
2.1
Board Layout ....................................................................................... 5
2.2
Jumper Settings .................................................................................. 6
2.2.1
2.2.2
2.2.3
2.2.4
2.3
Clear CMOS (JCMOS1) .............................................................................. 7
COM1~COM2 Data/Power Selection (JP1~JP2) ........................................ 7
COM3~COM6 Data/Power Selection (JP3~JP6) ........................................ 7
COM1 RS-232/422/485 Mode Setting (JSEL1 and JSEL2) ....................... 8
Connectors .......................................................................................... 9
2.3.1
2.3.2
2.3.3
2.3.4
2.3.5
2.3.6
2.3.7
2.3.8
2.3.9
2.3.10
2.3.11
2.3.12
2.3.13
2.3.14
Chapter 3
Rear Panel Connectors ............................................................................. 10
PCI-Express Slots (PEX16_1, PEX1_1 and PEX4_1) .............................. 10
PCI Slots (PCI1~PCI4) ............................................................................... 11
FAN Headers (CPU_FAN1, SYS_FAN1 and SYS_FAN2) ......................... 11
ATX Power Connectors (ATXPWR1 and JATXPWR2) ............................. 12
Front Panel Header (JPANEL1) ................................................................ 12
Serial ATA 3.0 Connector (SATA1) ............................................................ 13
Serial ATA 2.0 Connectors (SATA2~SATA5) ............................................. 13
USB 2.0 Connectors (F_USB1~F_USB3) ................................................. 13
Serial Port Connectors (JCOM1~JCOM6) ................................................ 14
Front Panel Audio Header (F_AUDIO1) .................................................... 14
Printer Port Connector (JPRNT1) ............................................................. 15
Digital I/O Connector (JDIO1) ................................................................... 15
Trusted Platform Module Header (TPM1) ................................................. 16
Hardware Installation ........................... 17
3.1
Before You Start ................................................................................ 17
3.2
Installing Central Processing Unit (CPU) ........................................ 17
3.3
Installing System Memory ................................................................ 19
Chapter 4
4.1
iv
Hardware Description ........................... 23
Microprocessors ............................................................................... 23
4.2
BIOS ................................................................................................... 23
4.3
System Memory ................................................................................. 23
4.4
I/O Port Address Map ........................................................................ 24
4.5
Interrupt Controller (IRQ) Map ......................................................... 26
4.6
Memory Map ...................................................................................... 29
Chapter 5
AMI BIOS Setup Utility .......................... 31
5.1
Starting ............................................................................................... 31
5.2
Navigation Keys ................................................................................ 31
5.3
Main Menu.......................................................................................... 33
5.4
Advanced Menu ................................................................................. 34
5.5
Chipset Menu ..................................................................................... 49
5.6
Boot Menu .......................................................................................... 54
5.7
Security Menu .................................................................................... 56
5.8
Save & Exit Menu .............................................................................. 57
v
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vi
IMB204 LGA1155 ATX Motherboard
Chapter 1
Introduction
nd
rd
®
TM
The IMB204 ATX industrial motherboard supports LGA1155 socket for 2 and 3 Intel Core
TM
TM
®
i7 / Core i5 / Core i3 processor with 32/22nm technology .The board integrates Intel B75
chipset that delivers outstanding system performance through high-bandwidth interfaces,
multiple I/O functions for interactive applications and various embedded computing solutions.
There are four 240-pin DDR3 DIMM sockets for dual channel architecture DDR3
1333/1600MHz or DDR3 1600MHz (depending on CPU) memory, maximum memory capacity
up to 32GB. The board also features Gigabit Ethernet, five Serial ATA 2.0 ports at maximum
transfer rate up to 3Gb/s, and one Serial ATA 3.0 port at maximum transfer rate up to 6Gb/s.
®
Twelve USB 2.0 high speed compliant ports and built-in Intel HD audio can achieve the best
stability and reliability for industrial applications.
1.1






Features
rd
®
TM
LGA1155 socket 3 Generation Intel Core
4 DDR3 1333/1600MHz, DDR3 1600MHz
PCI-Express x16 Gen. 3 supported
12 USB 2.0 supported
5 SATA 2.0 and 1 SATA 3.0
Dual view display
Introduction
i7 / i5 / i3 processor
1
IMB204 LGA1155 ATX Motherboard
1.2

Specifications
CPU




®
TM
Intel Core i7 processor.
®
TM
Intel Core i5 processor.
®
TM
Intel Core i3 processor.
System Chipset
®
Intel B75.


BIOS
AMI BIOS.


System Memory
Four 240-pin DDR3 SDRAM max. up to 32GB.
Each DIMM supports 512MB/1GB/2GB/4GB/8GB DDR3.
Dual channel mode DDR3 memory module.
Support DDR3 1333/1600, DDR3 1600 (depending on CPU).
Registered DIMM and ECC DIMM are not supported.






Onboard Multi I/O
Six serial ports; max. 500mA output for each port.
One PS/2 keyboard/mouse.



Serial ATA
Chipset built-in SATA controller.
Data transfer rates up to 6.0 / 3.0Gb/s
Five SATA 2.0 ports (3Gb/s transfer rate) and one SATA 3.0 port (6Gb/s transfer rate)
SATA version 2.0/3.0 specification compliant.





USB Interface
Twelve USB 2.0 ports.


Display
®
Intel integrated graphics.
Display memory: max. shared system memory up to 1759MB.
One DVI-D: resolution max. up to 1920x1200 @ 60Hz.
One VGA: resolution max. up to 2048x1536 @ 75Hz.





Ethernet
®
Intel 82574L for PCIe Gigabit Ethernet.
®
®
Intel 82579 PHY with Intel AMT 7.0 support (by Q77 option).



Audio
HD audio compliant (with 5.1 channels audio out) via Realtek ALC892.


LPC I/O
ITE IT8728 (support PECI 3.0).


Expansion Interface
One PCI-Express x16.
One PCI-Express x4.
One PCI-Express x1.
Four PCI.




2
Introduction
IMB204 LGA1155 ATX Motherboard

Power Management
ACPI (Advanced Configuration and Power Interface).


Form Factor
ATX form factor.

All specifications and images are subject to change without notice.
Note
1.3




Utilities Supported
Chipset driver
Ethernet driver
Graphics driver
Audio driver
Introduction
3
IMB204 LGA1155 ATX Motherboard
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4
Introduction
IMB204 LGA1155 ATX Motherboard
Chapter 2
Board and Pin Assignments
2.1
Board Layout
Board and Pin Assignments
5
IMB204 LGA1155 ATX Motherboard
2.2
Jumper Settings
Jumper is a small component consisting of jumper clip and jumper pins. Install jumper clip on 2
jumper pins to close. And remove jumper clip from 2 jumper pins to open. The following
illustration shows how to set up jumper.
Before applying power to IMB204 Series, please make sure all of the jumpers are in factory
default position. Below you can find a summary table and onboard default settings.
Jumper
Description
Setting
JCMOS1
Clear CMOS
Default: Normal Operation
1-2 Close
JP1~JP2
COM1~COM2 Data/Power Selection
Default: Ring
3-4 Close
JP3~JP6
COM3~COM6 Data/Power Selection
Default: Ring
3-4 Close
JSEL1
JSEL2
6
COM1 RS-232/422/485 Mode Setting
Default: RS-232
1-3, 2-4, 7-9, 8-10 Close
1-2 Close
Board and Pin Assignments
IMB204 LGA1155 ATX Motherboard
2.2.1
Clear CMOS (JCMOS1)
Placing the jumper clip on pin 2-3 allows user to restore the BIOS safe setting and the
CMOS data. Please carefully follow the procedures to avoid damaging the motherboard.
Clear CMOS procedures:
1. Remove AC power line.
2. Place the jumper clip on pin 2-3.
3. Wait for five seconds.
4. Move the clip back to pin 1-2.
5. Power on the AC.
6. Reset your desired password or clear the CMOS data.
Function
Setting
Normal operation (Default)
1-2 close
Clear CMOS data
2-3 close
2.2.2
COM1~COM2 Data/Power Selection (JP1~JP2)
These jumpers are for controlling pin 9 of COM1 and COM2 ports to switch to
Ring/5V/12V.
Function
Setting
5V
1-2 close
Ring (Default)
3-4 close
12V
5-6 close
JP1/JP2
Maximum output: 12V @ 500mA for each COM port.
Note
2.2.3
COM3~COM6 Data/Power Selection (JP3~JP6)
These jumpers are for controlling pin 9 of COM3/4/5/6 ports to switch to Ring/5V/12V.
Function
Setting
5V
1-2 close
Ring (Default)
3-4 close
12V
5-6 close
JP3/JP4/JP5/
JP6
Maximum output: 12V @ 500mA for each COM port.
Note
Board and Pin Assignments
7
IMB204 LGA1155 ATX Motherboard
2.2.4
COM1 RS-232/422/485 Mode Setting (JSEL1 and JSEL2)
These jumpers determine that COM1 belongs to RS-232, RS-422 or RS-485 mode.
8
Function
Setting
RS-232 mode
(Default)
JSEL1 1-3, 2-4, 7-9,
8-10 close
JSEL2 1-2 close
RS-422 mode
JSEL1 3-5, 4-6, 9-11,
10-12 close
JSEL2 3-4 close
RS-485 mode
JSEL1 3-5, 4-6, 9-11,
10-12 close
JSEL2 5-6 close
Board and Pin Assignments
IMB204 LGA1155 ATX Motherboard
2.3
Connectors
Signals go to other parts of the system through connectors. Loose or improper connection
might cause problems, please make sure all connectors are properly and firmly connected.
Here is a summary table which shows all connectors on the hardware.
Connector
Description
USB_KBMS1
USB 2.0 and PS/2 Keyboard/Mouse Connector
JVGA_DVI1
DVI-D and VGA Connector
JCOM1~JCOM2
COM1 and COM2 Connector
RJ45USB1~ RJ45USB2
LAN and USB 2.0 Port Connectors
AUDIO1
Audio Jack
DDR3_A1~ DDR3_A2
240-pin DDR3 DIMM Slots
DDR3_B1~ DDR3_B2
240-pin DDR3 DIMM Slots
PEX16_1
PCI-Express x16 Slot
PEX1_1
PCI-Express x1 Slot
PEX4_1
PCI-Express x4 Slot
PCI1~PCI4
PCI Slots
CPU_FAN1
CPU Fan Header
SYS_FAN1~ SYS_FAN2
System Fan Headers
ATXPWR1
24-pin ATX Power Connector
JATXPWR2
4-pin ATX Power Connector
JPANEL1
Front Panel Header
SATA1
Serial ATA 3.0 Connector
SATA2~SATA5
Serial ATA 2.0 Connectors
F_USB1~F_USB3
USB 2.0 Connectors
JCOM3~JCOM6
Serial Port Connectors
F_AUDIO1
Front Panel Audio Header
JPRNT1
Printer Port Connector
JDIO1
Digital I/O Connector
TPM1
Trusted Platform Module Header
Board and Pin Assignments
9
IMB204 LGA1155 ATX Motherboard
2.3.1
Note
2.3.2
Rear Panel Connectors
®
®

DVI-D/VGA output require an Intel Core family processor with Intel
Graphics technology.

Since the audio chip supports High Definition Audio Specification, the
function of each audio jack can be defined by software. The
input/output function of each audio jack listed above represents the
default setting. However, when connecting external microphone to the
audio port, please use the line-in (blue) and Mic-in (pink) audio jack.

Display maximum resolution:
DVI-D: 1920x1200 @ 60Hz
VGA: 2048x1536 @ 75Hz
PCI-Express Slots (PEX16_1, PEX1_1 and PEX4_1)
PEX16_1: PCI-Express x16 Slot
PCI-Express 3.0 compliant.
Maximum theoretical realized bandwidth of 16GB/s simultaneously per direction, for
an aggregate of 32GB/s totally.
TM

PCI-Express Gen. 3 is supported by Core i7-3xxx / i5-3xxx CPUs.


PEX1_1: PCI-Express x1 Slot
PCI-Express 2.0 compliant.
Data transfer bandwidth up to 500MB/s per direction; 1GB/s in total.


PEX4_1: PCI-Express x4 Slot
PCI-Express 2.0 compliant.
Data transfer bandwidth up to 2GB/s per direction; 4GB/s in total.


10
Board and Pin Assignments
IMB204 LGA1155 ATX Motherboard
2.3.3
PCI Slots (PCI1~PCI4)
This motherboard is equipped with 4 standard PCI slots. PCI stands for Peripheral
Component Interconnect, and it is a bus standard for expansion cards. This PCI slot is
designated as 32 bits.
2.3.4
FAN Headers (CPU_FAN1, SYS_FAN1 and SYS_FAN2)
These fan headers support cooling fans built in the computer. The fan cable and
connector may be different according to the fan manufacturer. Connect the fan cable to
the connector while matching the black wire to pin 1.
CPU fan interface is available through CPU_FAN1, see table below.
Pin
Signal
1
Ground
2
+12V
3
FAN RPM rate sense
4
Smart Fan Control
System fan interface is available through SYS_FAN1 and SYS_FAN2, see table below.
Pin
Signal
1
Ground
2
+12V
3
FAN RPM rate sense
Note
The SYS_FAN1 and SYS_FAN2 support 3-pin head connectors; the
CPU_FAN1 supports 4-pin head connector. When connecting with wires
onto connectors, please note that the red wire is the positive and should
be connected to pin 2, and the black wire is Ground and should be
connected to GND.
Board and Pin Assignments
11
IMB204 LGA1155 ATX Motherboard
2.3.5
ATX Power Connectors (ATXPWR1 and JATXPWR2)
This connector allows user to connect 24-pin power connector.
Pin
Signal
Pin
Signal
1
+3.3V
13
+3.3V
2
+3.3V
14
-12V
3
Ground
15
Ground
4
+5V
16
PS_ON
5
Ground
17
Ground
6
+5V
18
Ground
7
Ground
19
Ground
8
PW_OK
20
NC
9
Standby Voltage +5V
21
+5V
10
+12V
22
+5V
11
+12V
23
+5V
12
+3.3V
24
Ground
ATXPWR1
This connector provides +12V to system power circuit
Pin
Signal
Pin
Signal
1
+12V
3
Ground
2
+12V
4
Ground
2.3.6
JATXPWR2
Front Panel Header (JPANEL1)
This 10-pin header includes Power-on, Reset, HDD LED, and Power LED connection. It
allows user to connect the system case’s front panel switch functions.
12
Pin
Signal
Function
Pin
Signal
1
Key
N/A
2
Power LED+(5V)
3
HD LED+
4
Power LED+(5V)
5
HD LED-
6
Power LED-
7
Reset
8
Power
9
GND
10
Power GND
HDD LED
Reset
Button
Function
Power
LED
Power
Button
Board and Pin Assignments
IMB204 LGA1155 ATX Motherboard
2.3.7
Serial ATA 3.0 Connector (SATA1)
This connector connects to Serial ATA 6Gb/s hard disk drive and optical disc drive.
Pin
Signal
1
GND
2
TX+
3
TX-
4
GND
5
RX-
6
RX+
7
GND
2.3.8
Serial ATA 2.0 Connectors (SATA2~SATA5)
These connectors connect to Serial ATA 3Gb/s hard disk drive and optical disc drive.
Pin
Signal
1
GND
2
TX+
3
TX-
4
GND
5
RX-
6
RX+
7
GND
2.3.9
USB 2.0 Connectors (F_USB1~F_USB3)
The motherboard provides 3 front USB pin connectors, allowing up to 6 additional USB
2.0 ports with up to maximum throughput of 480 Mbps. Connect the USB cable into the
pin header for using high-speed USB interface peripherals.
Pin
Signal
Pin
Signal
1
+5V (fused)
2
+5V (fused)
3
USB-
4
USB-
5
USB+
6
USB+
7
Ground
8
Ground
9
Key
10
NC
Board and Pin Assignments
13
IMB204 LGA1155 ATX Motherboard
2.3.10
Serial Port Connectors (JCOM1~JCOM6)
The motherboard has 6 serial port connectors for connecting RS-232 Port.
Pin
Signal
1
Carrier Detect (DCD)
2
Received Data (RXD)
3
Transmitted Data (TXD)
4
Data Terminal Ready (DTR)
5
Signal Ground (GND)
6
Data Set Ready (DSR)
7
Request To Send (RTS)
8
Clear To Send (CTS)
9
Ring / 5V / 12V
Pin
Signal
Pin
Signal
1
-PDCD
2
PSIN
3
PSOUT data
4
-PDTR
5
GND
6
-PDSR
7
-PRTS
8
-PCTS
9
Ring / 5V / 12V
10
NC
2.3.11
JCOM1/JCOM2
JCOM6/JCOM5/JCOM4/JCOM3
Front Panel Audio Header (F_AUDIO1)
This is an interface for the front panel audio cable that allows convenient connection and
control of audio devices. This header allows only HD audio front panel connector; AC’97
connector is not acceptable.
14
Pin
Signal
Pin
Signal
1
Mic Left In
2
Ground
3
Mic Right In
4
Present Sense
5
Right Line Out
6
GND_AUD
7
Front Sense
8
Key
9
Left Line Out
10
GND_AUD
Board and Pin Assignments
IMB204 LGA1155 ATX Motherboard
2.3.12
Printer Port Connector (JPRNT1)
This connector allows you to connect printer port on the PC.
Pin
Signal
Pin
Signal
1
-Strobe
2
-ALF
3
Data 0
4
-Error
5
Data 1
6
-Init
7
Data 2
8
-Scltin
9
Data 3
10
Ground
11
Data 4
12
Ground
13
Data 5
14
Ground
15
Data 6
16
Ground
17
Data 7
18
Ground
19
-ACK
20
Ground
21
Busy
22
Ground
23
PE
24
Ground
25
SCLT
26
Key
2.3.13
Digital I/O Connector (JDIO1)
This connector offers 4-pair of digital I/O functions and address is set in BIOS. The
default address is:








DIO1  A22H BIT5  GPIO35
DIO2  A22H BIT4  GPIO34
DIO3  A20H BIT4  GPIO14
DIO4  A24H BIT0  GPIO50
DO01  A25H BIT4  GPIO64
DO02  A25H BIT5  GPIO65
DO03  A25H BIT6  GPIO66
DO04  A25H BIT7  GPIO67
Pin
Signal
Pin
Signal
1
5V
2
Digital-In-01
3
Digital-Out-01
4
Digital-In-02
5
Digital-Out-02
6
Digital-In-03
7
Digital-Out-03
8
Digital-In-04
9
Digital-Out-04
10
GND
Board and Pin Assignments
15
IMB204 LGA1155 ATX Motherboard
2.3.14
Trusted Platform Module Header (TPM1)
This header allows you to store cryptographic keys that protect information.
16
Pin
Signal
Pin
Signal
1
CLK_PCI_TPM
2
Ground
3
LFRAME#
4
Key
5
PL_RST2#
6
VCC5
7
FWH3
8
FWH2
9
VCC3_3
10
FWH1
11
FWH0
12
Ground
13
SMBCLK
14
SMBDATA
15
AUX33
16
SERIRQ
17
Ground
18
CLK_RUN#
19
SUS_STAT#
20
LDRQJ1
Board and Pin Assignments
IMB204 LGA1155 ATX Motherboard
Chapter 3
Hardware Installation
3.1
Before You Start
Thank you for choosing our product. Before you start installing the motherboard, please make
sure you follow the instructions below:







3.2
Prepare a dry and stable working environment with sufficient lighting.
Always disconnect the system from power outlet before operation.
Before you take the motherboard out from anti-static bag, ground yourself properly by
touching any safely grounded appliance, or use grounded wrist strap to remove the static
charge.
Avoid touching the components on motherboard or the rear side of the board unless
necessary. Hold the board on the edge, do not try to bend or flex the board.
Do not leave any unfastened small parts inside the case after installation. Loose parts will
cause short circuits which may damage the equipment.
Keep the system from dangerous area, such as heat source, humid air, and water.
Please switch on/off the machine normally. That is, DO NOT pull out power cord directly
from the motherboard or the system may damage.
Installing Central Processing Unit (CPU)
Notice:
1.
Remove pin cap before installation, and make good preservation for future use. When
the CPU is removed, cover the pin cap on the empty socket to ensure pin legs won’t be
damaged.
2.
The motherboard might equip with two different types of pin cap. Please refer to
instructions below for removing pin cap.
Hardware Installation
17
IMB204 LGA1155 ATX Motherboard
Step 1:
Pull the socket locking lever out from the socket then raise the lever and load plate
to the fully open position.
Step 2:
Remove the pin cap.
Step 3:
Hold processor with your thumb and index fingers, oriented as shown. Align the
notches with the socket. Lower the processor straight down without tilting or sliding
the processor in the socket.
18
Hardware Installation
IMB204 LGA1155 ATX Motherboard
Step 4:
Close the load plate. Pressing down on the load plate, close and engage the socket
lever.
Step 5:
Put the CPU fan and heatsink assembly on the CPU and buckle it on the retention
frame. Connect the CPU fan power cable into the CPU_FAN1 to complete the
installation.
3.3
Installing System Memory

Memory Modules:
Hardware Installation
19
IMB204 LGA1155 ATX Motherboard
Step 1:
Unlock a DIMM slot by pressing the retaining clips outward. Align a DIMM on the
slot such that the notch on the DIMM matches the break on the slot.
Step 2:
Insert the DIMM vertically and firmly into the slot until the retaining chip snap back
in place and the DIMM is properly seated.
If the DIMM does not go in smoothly, do not force it. Pull it all the way out and try
again.
Note

Memory Capacity:
DIMM Slot Location
DDR3 Module
DDR3_A1
512MB / 1GB / 2GB / 4GB / 8GB
DDR3_A2
512MB / 1GB / 2GB / 4GB / 8GB
DDR3_B1
512MB / 1GB / 2GB / 4GB / 8GB
DDR3_B2
512MB / 1GB / 2GB / 4GB / 8GB
20
Total Memory Size
Max. is 32GB
Hardware Installation
IMB204 LGA1155 ATX Motherboard

Dual Channel Memory Installation:
Please refer to the following requirements to activate Dual Channel function:
Install memory module of the same density in pairs, shown in the table.
Dual Channel Status
DDR3_A1
DDR3_A2
DDR3_B1
DDR3_B2
Enabled
O
X
O
X
Enabled
X
O
X
O
Enabled
O
O
O
O
(O means memory installed, X means memory not installed).
The DRAM bus width of the memory module must be the same (x8 or x16).
Note
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Chapter 4
Hardware Description
4.1
Microprocessors
®
TM
TM
TM
The IMB204 Series supports Intel Core i7 / Core i5 / Core i3 processors, which enable
®
®
your system to operate under Windows XP, Windows 7 and Linux environments. The system
performance depends on the microprocessor. Make sure all correct settings are arranged for
your installed microprocessor to prevent the CPU from damages.
4.2
BIOS
The IMB204 Series uses AMI Plug and Play BIOS with a single SPI Flash.
4.3
System Memory
The IMB204 Series supports four 240-pin DDR3 DIMM sockets for a maximum memory of
32GB DDR3 SDRAMs. The memory module comes in sizes of 512MB, 1GB, 2GB, 4GB and
8GB.
Hardware Description
23
IMB204 LGA1155 ATX Motherboard
4.4
I/O Port Address Map
®
TM
TM
TM
The Intel Core i7 / Core i5 / Core i3 processors communicate via I/O ports. Total 1KB
port addresses are available for assigning to other devices via I/O expansion cards.
24
Hardware Description
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Hardware Description
25
IMB204 LGA1155 ATX Motherboard
4.5
Interrupt Controller (IRQ) Map
The interrupt controller (IRQ) mapping list is shown as follows:
26
Hardware Description
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Hardware Description
27
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28
Hardware Description
IMB204 LGA1155 ATX Motherboard
4.6
Memory Map
The memory mapping list is shown as follows:
Hardware Description
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Hardware Description
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Chapter 5
AMI BIOS Setup Utility
The AMI UEFI BIOS provides users with a built-in setup program to modify basic system
configuration. All configured parameters are stored in a flash chip to save the setup information
whenever the power is turned off. This chapter provides users with detailed description about
how to set up basic system configuration through the AMI BIOS setup utility.
5.1
Starting
To enter the setup screens, follow the steps below:
1.
2.
Turn on the computer and press the <Del> key immediately.
After you press the <Del> key, the main BIOS setup menu displays. You can access the
other setup screens from the main BIOS setup menu, such as the Advanced and Chipset
menus.
It is strongly recommended that you should avoid changing the chipset’s defaults. Both AMI
and your system manufacturer have carefully set up these defaults that provide the best
performance and reliability.
If the system becomes unstable after changing any settings, please load the default settings to
ensure system’s compatibility and stability. Use Restore Defaults under the Save & Exit Menu.
5.2
Navigation Keys
The BIOS setup/utility uses a key-based navigation system called hot keys. Most of the BIOS
setup utility hot keys can be used at any time during the setup navigation process. These keys
include <F1>, <F2>, <Enter>, <ESC>, <Arrow> keys, and so on.
Some of the navigation keys differ from one screen to another.
Note
AMI BIOS Setup Utility
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IMB204 LGA1155 ATX Motherboard
Hot Keys
Description
 Left/Right
The Left and Right <Arrow> keys allow you to select a setup screen.
 Up/Down
The Up and Down <Arrow> keys allow you to select a setup screen or
sub-screen.
+ Plus/Minus
The Plus and Minus <Arrow> keys allow you to change the field value of a
particular setup item.
Tab
The <Tab> key allows you to select setup fields.
F1
The <F1> key allows you to display the General Help screen.
F2
The <F2> key allows you to Load Previous Values.
F3
The <F3> key allows you to Load Optimized Defaults.
F4
The <F4> key allows you to save any changes you have made and exit
Setup. Press the <F4> key to save your changes.
Esc
The <Esc> key allows you to discard any changes you have made and exit
the Setup. Press the <Esc> key to exit the setup without saving your
changes.
Enter
The <Enter> key allows you to display or change the setup option listed for a
particular setup item. The <Enter> key can also allow you to display the
setup sub- screens.
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5.3
Main Menu
When you first enter the setup utility, you will enter the Main setup screen. You can always
return to the Main setup screen by selecting the Main tab. System Time/Date can be set up as
described below. The Main BIOS setup screen is shown below.
BIOS Information
Display the auto-detected BIOS information.
System Language
Use this option to choose the system default language.
System Date/Time
Use this option to change the system time and date. Highlight System Time or System Date
using the <Arrow> keys. Enter new values through the keyboard. Press the <Tab> key or the
<Arrow> keys to move between fields. The date must be entered in MM/DD/YY format. The
time is entered in HH:MM:SS format.
Access Level
Display the access level of current user.
AMI BIOS Setup Utility
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5.4
Advanced Menu

LAN PXE OpROM
This item enables or disables boot options for legacy network devices with option ROM.

Launch Storage OpROM
This item enables or disables boot options for legacy mass storage devices with option
ROM.

Launch Video OpROM
This item enables or disables execution of the legacy option ROM for video devices.
Configuration options are Enabled, Disabled and Enabled when no UEFI Driver.
The Advanced menu also allows users to set configuration of the CPU and other system
devices. You can select any of the items in the left frame of the screen to go to the sub menus:
►
►
►
►
►
►
►
►
►
►
►
►
►
34
PCI Subsystem Settings
ACPI Settings
Trusted Computing
CPU Configuration
SATA Configuration
Intel(R) Rapid Start Technology
USB Configuration
Smart Fan Control
Super IO Configuration
H/W Monitor
F81216 Second Super IO Configuration
Network Stack
CPU PPM Configuration
AMI BIOS Setup Utility
IMB204 LGA1155 ATX Motherboard
For items marked with “”, please press <Enter> for more options.
Beware of that setting inappropriate values in items of this menu may cause
system to malfunction.
Note
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IMB204 LGA1155 ATX Motherboard

PCI Subsystem Settings
You can use this screen to select options for PCI subsystem settings, and change the
value of the selected option. A description of the selected item appears on the right side of
the screen.
PCI ROM Priority
In case of multiple option ROMs (Legacy and EFI Compatible), this item specifies what
PCI option ROM to launch. Configuration options are Legacy ROM and EFI Compatible
ROM.
Above 4G Decoding
Enable or disable 64-bit capable devices to be decoded in above 4G address space (only
if system supports 64-bit PCI decoding).
PCI Latency Timer
This item sets the value to be programmed into PCI Latency Timer Register.
VGA Palette Snoop
Enable or disable VGA palette registers snooping.
PERR# Generation
Enable or disable PCI device to generate PERR#.
SERR# Generation
Enable or disable PCI device to generate SERR#.
PCI Express Settings
Use this item for further settings related to PCI-Express.
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
ACPI Settings
You can use this screen to select options for the ACPI configuration, and change the value
of the selected option. A description of the selected item appears on the right side of the
screen.
Enable ACPI Auto Configuration
Enable or disable BIOS ACPI auto configuration.
Enable Hibernation
Enable or disable system ability to hibernate (OS/S4 sleep state). This option may be not
effective with some OS.
ACPI Sleep State
Select the highest ACPI sleep state the system will enter when the suspend button is
pressed. Configuration options are S1 (CPU Stop Clock), Suspend Disabled and S3
(Suspend to RAM).
Lock Legacy Resources
Enable or disable lock of legacy resources.
S3 Video Repost
Enable or disable S3 video repost.
Ring-In Wake up from S5
Enable the system to wake from S5 using Ring-In event.
PS2 Keyboard PowerOn
Allow you to control the keyboard PowerOn function. Configuration options are Disabled,
Any Key, Stroke Key and Specific Key.
Stroke key
This item will show only when keyboard PowerOn is set “Stroke Key”. Configuration
options are Wake Key, Power Key, Ctrl+F1, Ctrl+F2, Ctrl+F3, Ctrl+F4, Ctrl+F5 and
Ctrl+F6.
AMI BIOS Setup Utility
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IMB204 LGA1155 ATX Motherboard
Specific key
This item will show only when keyboard PowerOn is set “Specific Key”. Press <Enter> to
set Specific key.
PS2 Mouse PowerOn
Allow you to control the mouse PowerOn function.
PME Wake up from S5
Enable the system to wake from S5 using PME event.
Wake system with Fixed Time
Enable or disable the system to wake on by alarm event. When this item is enabled, the
system will wake upon the hour/minute/second specified.
Wake up date
You can choose which date the system will boot up.
Wake up hour / Wake up minute / Wake up second
You can choose the system boot up time; input hour, minute and second value.

Trusted Computing
This screen provides function for specifying the Trusted Platform Module (TPM) settings.
TPM Support
Enable or disable BIOS support for security device. OS will not show security device. TCG
EFI protocol and INT1A interface will not be available.
Current Status Information
Display current TPM status information.
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AMI BIOS Setup Utility
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
CPU Configuration
This screen shows the CPU information.
Active Processor Cores
This item sets number of cores to enable in each processor package. Configuration
options are All, 1, 2 and 3.
Limit CPUID Maximum
When the computer is booted up, the operating system executes the CPUID instruction to
identify the processor and its capabilities. Before it can do so, it must first query the
processor to find out the highest input value CPUID recognizes. This determines the kind
of basic information CPUID can provide the operating system.
Execute-Disable Bit
XD can prevent certain classes of malicious buffer overflow attacks when combined with a
®
®
supporting OS (Windows Server 2003 SP1, Windows XP SP2, SuSE Linux 9.2, RedHat
Enterprise 3 Update 3).
Intel Virtualization Technology
Virtualization Technology can virtually separate your system resource into several parts,
thus enhance the performance when running virtual machines or multi interface systems.
Hardware Prefetcher
The processor has a hardware prefetcher that automatically analyzes its requirements and
prefetches data and instructions from the memory into the Level 2 cache that are likely to
be required in the near future. This reduces the latency associated with memory reads.
Adjacent Cache Line Prefetch
The processor has a hardware adjacent cache line prefetch mechanism that automatically
fetches an extra 64-byte cache line whenever the processor requests for a 64-byte cache
line. This reduces cache latency by making the next cache line immediately available if the
processor requires it as well.
AMI BIOS Setup Utility
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IMB204 LGA1155 ATX Motherboard
TCC Activation offset
Offset from the factory TCC activation temperature.
Primary Plane Current value
The maximum instantaneous current allow for primary plane.
Secondary Plane Current value
The maximum instantaneous current allow for secondary plane.

SATA Configuration
In this Configuration menu, you can see the currently installed hardware in the SATA ports.
During system boot up, the BIOS automatically detects the presence of SATA devices.
SATA Controller(s)
Enable or disable SATA device.
SATA Mode Selection
Determine how SATA controller(s) operate. Operation mode options are IDE and AHCI
mode.
40
AMI BIOS Setup Utility
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
Intel(R) Rapid Start Technology
Intel(R) Rapid Start Technology
Enable or disable Intel(R) Rapid Start Technology.
AMI BIOS Setup Utility
41
IMB204 LGA1155 ATX Motherboard

USB Configuration
You can use this screen to select options for the USB Configuration, and change the value
of the selected option. A description of the selected item appears on the right side of the
screen.
USB Devices
Display all detected USB devices.
Legacy USB Support
This item determines if the BIOS should provide legacy support for USB devices like the
keyboard, mouse, and USB drive. This is a useful feature when using such USB devices
®
with operating systems that do not natively support USB (e.g. Microsoft DOS or Windows
NT). Configuration options are Enabled, Disabled and Auto.
EHCI Hand-Off
This is a workaround for OSes without EHCI hand-off support. The EHCI ownership
change should be claimed by EHCI driver.
Port 60/64 Emulation
This items enables I/O port 60h/64h emulation support. This should be enabled for the
complete USB keyboard legacy support for non-USB aware OSes.
USB transfer time-out
The time-out value for Control, Bulk, and Interrupt transfers. Configuration options are 20
sec, 1 sec, 5 sec and 10 sec.
Device reset time-out
The item sets USB mass storage device Start Unit command time-out. Configuration
options are 20 sec, 10 sec, 30 sec and 40 sec.
Device power-up delay
“Auto” uses default value: for a Root port it is 100ms, for a Hub port the delay is taken from
hub descriptor. Configuration options are Auto and Manual.
42
AMI BIOS Setup Utility
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
SMART FAN Control
CPU Smart FAN
This item allows you to control the CPU smart fan function. Configuration options are
Disabled and Auto.
CPU FAN Calibrate
Press <ENTER> to calibrate CPU fan.
Control Mode
This item provides several operation modes of the fan. Operation mode options are Quiet,
Aggressive and ManuaI.
Fan Ctrl OFF(°C)
When CPU temperature is lower than this value, the CPU fan will keep lowest RPM.
Fan Ctrl On(°C)
When CPU temperature is higher than this value, the CPU fan controller will turn on.
Fan Ctrl Start Value
This item sets CPU fan start speed value.
Fan Ctrl Sensitive
The bigger the numeral is, the higher the fan speed is.
AMI BIOS Setup Utility
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IMB204 LGA1155 ATX Motherboard

Super IO Configuration
You can use this screen to select options for the Super IO Configuration, and change the
value of the selected option. A description of the selected item appears on the right side of
the screen. For items marked with “”, please press <Enter> for more options.
Serial Port 0/1 Configuration
Set parameters related to serial port 0/1.
Parallel Port
Set parameters related to parallel port (LPT/LPTE).
Watch Dog Degree
Allow you to determine the functional degree of watchdog timer. Configuration options are
Second and Minute.
Watch Dog Timer
Set watchdog timer function; 0 for disabled, Min=1, Max=65536.
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
H/W Monitor
Use this screen for hardware health status monitoring.
Shutdown Temperature
Allow you to set up the CPU shutdown temperature.
This screen displays the temperature of system and CPU, cooling fans speed in RPM and
system voltages (CPU Vcore, +12V, +5V, etc).
AMI BIOS Setup Utility
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IMB204 LGA1155 ATX Motherboard

Second Super IO Configuration
You can use this screen to select options for the Second Super IO Configuration, and
change the value of the selected option. A description of the selected item appears on the
right side of the screen. For items marked with “”, please press <Enter> for more
options.
Serial Port 3/4/5/6 Configuration
Set parameters related to serial port 3/4/5/6.
UART IRQ Mode
®
Allow you to determine PCI IRQ sharing for OS (ex. Windows ) ISA IRQ for DOS.
Configuration options are PCI IRQ Sharing and ISA IRQ.
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AMI BIOS Setup Utility
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
Network Stack
Network Stack
Enable or disable UEFI network stack.
AMI BIOS Setup Utility
47
IMB204 LGA1155 ATX Motherboard

CPU PPM Configuration
Use this screen for CPU PPM configuration.
EIST
®
Enable or disable Intel SpeedStep function.
Turbo Mode
Enable or disable turbo mode. When enabled, it allows processor cores to run faster than
marked frequency under certain conditions.
CPU C3/C6/C7 Report
Enable or disable CPU C3 (ACPI C2) / C6 (ACPI C3) / C7 (ACPI C3) report to OS.
Config TDP LOCK
Allow you to lock the config TDP control register.
Long duration power limit
Long duration power limit in watts.
Long duration maintained
Time window which the long duration power is maintained
Short duration power limit
Short duration power limit in watts.
ACPI T State
Enable and disable ACPI T state support.
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5.5
Chipset Menu
The Chipset menu allows users to change the advanced chipset settings. You can select any
of the items in the left frame of the screen to go to the sub menus:
► PCH-IO Configuration
► System Agent (SA) Configuration
For items marked with “”, please press <Enter> for more options.
Beware of that setting inappropriate values in items of this menu may cause
system to malfunction.
Note
AMI BIOS Setup Utility
49
IMB204 LGA1155 ATX Motherboard

PCH-IO Configuration
Onboard Lan1/Lan2
Enable or disable onboard LAN1/LAN2 controller.
Wake on LAN1
Enable or disable Wake on LAN1 functionality.
ASPM
Control the ASPM (Active State Power Management) settings level. Configuration options
are Auto, Disabled, L0s, L1 and L0sL1.
EuP Control
When EuP enabled, system meets EuP requirement. Configuration options are Disabled,
Enabled in S5 and Enabled in S4-S5.
SLP_S4 Assertion Width
Configuration options are 4 to 5 seconds, 1 to 2 seconds, 3 to 4 seconds and 2 to 3
seconds.
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AMI BIOS Setup Utility
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
PCI Express Configuration
PEX 1_1 Slot/PEX 4_1 Slot
Control the PCI-Express root port.
ASPM
Set PCI-Express ASPM (Active State Power Management) settings. Configuration options
are Auto, Disabled, L0s, L1 and L0sL1.
PCIe Speed
This item selects PCI-Express port speed. Configuration options are Auto, Gen1 and
Gen2.
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51
IMB204 LGA1155 ATX Motherboard

PCH USB Configuration
EHCI1/EHCI2
Control the USB EHCI (USB2.0) functions. One EHCI controller must always be enabled.

PCH Azalia Configuration
Azalia
Control detection of the Azalia device. Configuration options are Disabled, Enabled and
Auto.
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AMI BIOS Setup Utility
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
System Agent (SA) Configuration
This screen shows System Agent information and provides function for specifying related
parameters. For items marked with “”, please press <Enter> for more options.
VT-d
®
Enable or disable Intel chipset virtualization technology for directed I/O. VT-d can help
end users improve security and reliability of the systems and also improve performance of
I/O devices in virtualized environment.
AMI BIOS Setup Utility
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IMB204 LGA1155 ATX Motherboard
5.6
Boot Menu
The Boot menu allows users to change boot options of the system.

Setup Prompt Timeout
Number of seconds to wait for setup activation key. 65535(0xFFFF) means indefinite
waiting.

Bootup NumLock State
Use this item to select the power-on state for the keyboard NumLock.

Full Logo Screen Display
Enable or disable Full Screen LOGO Show function.

Fast Boot
Enable or disable quick boot function. BIOS skips some certain procedures to decrease
time needed for booting up

GateA20 Active
If Upon Request is selected, GA20 can be disabled using BIOS services. If Always is
selected, disabling G20 is not allowed; this option is useful when any RT code is executed
above 1MB.

Option ROM Messages
Set the display mode for option ROM. Configuration options are Force BIOS and Keep
Current.

Interrupt 19 Capture
Interrupt 19 is the software interrupt that handles the boot disk function. If this item is
enabled, this function makes the option ROMs to trap Interrupt 19.
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
CSM Support
Enable or disable CSM support. If Auto is selected, based on OS, CSM will be enabled or
disabled automatically.

Boot Success Beep
When this item is set to Enabled, BIOS will let user know boot success with beep.

UEFI Boot
Enable or disable boot from the UEFI devices.

Boot Option Priorities
These are settings for boot priority. Specify the boot device priority sequence from the
available devices.

Hard Drive BBS Priorities
These items are for configuring the boot order for a specific device class. These options
are only visible if at least one device for this class is detected.
AMI BIOS Setup Utility
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IMB204 LGA1155 ATX Motherboard
5.7
Security Menu
The Security menu allows users to change the security settings for the system.

Administrator Password
This item indicates whether an administrator password has been set (installed or
uninstalled).

User Password
This item indicates whether an user password has been set (installed or uninstalled).
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5.8
Save & Exit Menu
The Save & Exit menu allows users to load your system configuration with optimal or fail-safe
default values.

Discard Changes and Exit
Select this option to quit Setup without making any permanent changes to the system
configuration and return to Main Menu. Select Discard Changes and Exit from the Save &
Exit menu and press <Enter>. Select Yes to discard changes and exit.

Save Changes and Reset
When you have completed the system configuration changes, select this option to leave
Setup and reboot the computer so the new system configuration parameters can take
effect. Select Save Changes and Reset from the Save & Exit menu and press <Enter>.
Select Yes to save changes and reset.

Restore Defaults
It automatically sets all Setup options to a complete set of default settings when you select
this option. Select Restore Defaults from the Save & Exit menu and press <Enter>.

Boot Override
Select a drive to immediately boot that device regardless of the current boot order.
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