Test Procedure for the LV3319PMGEVB Evaluation Board Test Items *Step check Input gain, Volume, Equalizer, Fader, General-purpose volume *Characteristic Loudness, Equalizer, Zero cross, Soft mute, Soft step, Output noise voltage, THD, Maximum input voltage, Input selector, Tone path switching, Fader Front output select, General purpose input mode select, Fade Rear output select, EXTout select ,MUTE switch May/2012 1 www.onsemi.com Test Setup 1 Oscilloscope Audio analyzer PC Power Supply USB I/F Board MUTE switch Signal Generator Equipment : Power Supply … 1pc Oscilloscope … 1pc Signal Generator … 1pc Audio analyzer … 1pc PC … 1pc USB I/F Board … 1pc LV3319PM Evaluation_Board … 1pc May/2012 Fig 1 2 www.onsemi.com Step check1 : Input gain Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal : VIN=-20dB,f=1kHz→ch1(TP2,TP5) Setting from PC ・ Set Input selector in ch1. Each setting level:FLAT . ・ Transmit Input gain data. Confirm an output waveform. Check the waveform in OSC. Confirm the step level in Audio Analyzer. About the following waveforms. Setting of Input gain: Waveform of 0dB/6dB/12dB/18dB 1ms/div,1V/div 1ms/div,1V/div 1ms/div,1V/div 1ms/div,1V/div RFOUT LFOUT Input gain:0dB May/2012 Input gain:6dB Input gain:12dB 3 Input gain:18dB www.onsemi.com Step check2 : Volume Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal : VIN=-10dB,f=1kHz→ch1(TP2,TP5) Setting from PC ・ Set Input selector in ch1. Each setting level:FLAT . ・ Transmit Volume data. Confirm an output waveform. Check the waveform in OSC. Confirm the step level in Audio Analyzer. About the following waveforms. Setting of Volume: Waveform of 10dB/5dB/0dB/-5dB 1ms/div,1V/div 1ms/div,1V/div 1ms/div,1V/div 1ms/div,1V/div RFOUT LFOUT Volume:10dB May/2012 Volume:5dB Volume:0dB 4 Volume:-5dB www.onsemi.com Step check3 : Equalizer (Bass) Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal : VIN=-20dB,f=100Hz→ch1(TP2,TP5) Setting from PC ・ Set Input selector in ch1. Each setting level:FLAT . ・ Set Bass menu (Center frequency:f0 / Quality factor:Q) → f0:100Hz,Q:1 ・ Transmit Bass gain data. Confirm an output waveform. Check the waveform in OSC. Confirm the step level in Audio Analyzer. About the following waveforms. Setting of Bass gain: Waveform of +20dB/+10dB/-10dB/-20dB 2ms/div,1V/div 2ms/div,1V/div 2ms/div,1V/div 2ms/div,1V/div RFOUT LFOUT Bass:+20dB May/2012 Bass:+10dB Bass:-10dB 5 Bass:-20dB www.onsemi.com Step check4 : Equalizer (Mid) Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal : VIN=-20dB,f=1kHz→ch1(TP2,TP5) Setting from PC ・ Set Input selector in ch1. Each setting level:FLAT . ・ Set Mid menu (Center frequency:f0 / Quality factor:Q) → f0:1kHz,Q:1 ・ Transmit Mid gain data. Confirm an output waveform. Check the waveform in OSC. Confirm the step level in Audio Analyzer. About the following waveforms. Setting of Mid gain: Waveform of +20dB/+10dB/-10dB/-20dB 2ms/div,1V/div 2ms/div,1V/div 2ms/div,1V/div 2ms/div,1V/div RFOUT LFOUT Mid:+20dB May/2012 Mid:+10dB Mid:-10dB 6 Mid:-20dB www.onsemi.com Step check5 : Equalizer (Treble) Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal : VIN=-20dB,f=10kHz→ch1(TP2,TP5) Setting from PC ・ Set Input selector in ch1. Each setting level:FLAT . ・ Set Treble menu (Center frequency:f0 / Quality factor:Q) → f0:10kHz,Q:1 ・ Transmit Treble gain data. Confirm an output waveform. Check the waveform in OSC. Confirm the step level in Audio Analyzer. About the following waveforms. Setting of Treble gain: Waveform of +20dB/+10dB/-10dB/-20dB. 2ms/div,1V/div 2ms/div,1V/div 2ms/div,1V/div 2ms/div,1V/div RFOUT LFOUT Treble:+20dB May/2012 Treble:+10dB Treble:-10dB 7 Treble:-20dB www.onsemi.com Step check6 : Fader Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal : VIN=0dB,f=1kHz→ch1(TP2,TP5) Setting from PC ・Set Input selector in ch1. Each setting level:FLAT . ・Transmit Fader data. Confirm an output waveform. Check the waveform in OSC. Confirm the step level in Audio Analyzer. About the following waveforms. Setting of Fader (RF/RR/LF/LR): Waveform of -12dB. 1ms/div,1V/div 1ms/div,1V/div 1ms/div,1V/div 1ms/div,1V/div RFOUT RROUT LFOUT LROUT RFOUT:-12dB (Other Fader：0dB） May/2012 RROUT:-12dB (Other Fader：0dB） 8 LFOUT:-12dB (Other Fader：0dB） LROUT:-12dB (Other Fader：0dB） www.onsemi.com Test Setup 2 Oscilloscope Audio analyzer PC Power Supply USB I/F Board Signal Generator Fig 2 May/2012 9 www.onsemi.com Step check7 : General-purpose volume PSet up (Refer to Fig2) lease apply an electric power supply:9V. Input signal : VIN=0dB,f=1kHz→EXLIN/EXRIN(TP3,TP4) Setting from PC ・Set Input selector in ch1. Each setting level:FLAT . ・Transmit General-purpose volume data. Confirm an output waveform. Check the waveform in OSC. Confirm the step level in Audio Analyzer. About the following waveforms. Setting of General-purpose volume: Waveform of 0dB/-6dB/-12dB/-18dB. 1ms/div,1V/div 1ms/div,1V/div 1ms/div,1V/div 1ms/div,1V/div EXROUT EXLOUT 0dB May/2012 -6dB -12dB 10 -18dB www.onsemi.com Characteristic1 : Loudness Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal level : VIN=0dB→ch1(TP2,TP5) Setting from PC ・Set Input selector in ch1. Each setting level:FLAT . ・Transmit Volume data -32dB and Loudness mode ON. ・Confirm output level : input frequency 100Hz/1kHz/10kHz. Check the waveform in OSC. Confirm the output level in Audio Analyzer. About the following waveforms. Condition : Loudness ON/OFF, input frequency 100Hz/1kHz/10kHz. 2ms/div,0.1V/div 2ms/div,0.1V/div 2ms/div,0.1V/div RFOUT Loudness ON LFOUT RFOUT Loudness OFF LFOUT f=100Hz May/2012 f=1kHz 11 f=10kHz www.onsemi.com Characteristic2 : Equalizer(Bass) Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal level : VIN=-20dB→ch1(TP2,TP5) Setting from PC ・Set Input selector in ch1. Each setting level:FLAT . ・Transmit Bass data .(Data contents: Gain=+20dB, f0=100Hz, Q=1) ・Confirm output level : input frequency 100Hz/1kHz/10kHz. Check the waveform in OSC. Confirm the output level in Audio Analyzer. About the following waveforms. Condition : input frequency 100Hz/1kHz/10kHz. 2ms/div,1V/div 2ms/div,1V/div 2ms/div,1V/div RFOUT LFOUT f=100Hz May/2012 f=1kHz f=10kHz 12 www.onsemi.com Characteristic3 : Equalizer(Mid) Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal level : VIN=-20dB→ch1(TP2,TP5) Setting from PC ・Set Input selector in ch1. Each setting level:FLAT . ・Transmit Mid data .(Data contents: Gain=+20dB, f0=1kHz, Q=1) ・Confirm output level : input frequency 100Hz/1kHz/10kHz. Check the waveform in OSC. Confirm the output level in Audio Analyzer. About the following waveforms. Condition : input frequency 100Hz/1kHz/10kHz. 2ms/div,1V/div 2ms/div,1V/div 2ms/div,1V/div RFOUT LFOUT f=100Hz May/2012 f=1kHz f=10kHz 13 www.onsemi.com Characteristic4 : Equalizer(Treble) Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal level : VIN=-20dB→ch1(TP2,TP5) Setting from PC ・Set Input selector in ch1. Each setting level:FLAT . ・Transmit Treble data .(Data contents: Gain=+20dB, f0=10kHz, Q=1) ・Confirm output level : input frequency 100Hz/1kHz/10kHz. Check the waveform in OSC. Confirm the output level in Audio Analyzer. About the following waveforms. Condition : input frequency 100Hz/1kHz/10kHz. 2ms/div,1V/div 2ms/div,1V/div 2ms/div,1V/div RFOUT LFOUT f=100Hz May/2012 f=1kHz f=10kHz 14 www.onsemi.com Characteristic5 : Zero cross Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal : VIN=0dB,f=1kHz→ch1(TP2,TP5) Setting from PC ・Set Input selector in ch1. Each setting level:FLAT . ・Transmit Zero cross ON data .(Data contents: Zero cross detection =Input Gain) Check the waveform in OSC. About the following waveforms. Condition: Zero cross ON/OFF, Volume setting (0dB → - infinity, - infinity→ 0dB) 0.5ms/div,1V/div 0.5ms/div,1V/div CLK RFOUT Zero cross ON LFOUT CLK Zero cross OFF RFOUT LFOUT May/2012 Volume 0dB→-∞ 15 Volume -∞→0dB www.onsemi.com Characteristic6 : Soft mute Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal : VIN=0dB,f=1kHz→ch1(TP2,TP5) Setting from PC ・Set Input selector in ch1. Each setting level:FLAT . ・ Transmit Mute ON. (Data contents: Soft mute; mode ON, Mute setting Time select ; 0.64ms/5.12ms/40ms/80ms, Mute setting;ON) Check the waveform in OSC. About the following waveforms. Condition: Soft mute ON/OFF, Mute setting ON/OFF,Mute setting Time=5.12ms 2ms/div,1V/div 2ms/div,1V/div CLK Soft mute ON RFOUT (Mute setting Time ;5.12ms) LFOUT CLK Soft mute ON RFOUT LFOUT Mute setting ON May/2012 16 Mute setting OFF www.onsemi.com Characteristic7 : Soft step Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal : VIN=0dB,f=1kHz→ch1(TP2,TP5) Setting from PC ・Set Input selector in ch1. Each setting level:FLAT . ・ Transmit Equalizer step data. (Data contents: Soft step; mode ON, Soft step Time select ; 10ms/20ms/40ms/80ms) Check the waveform in OSC. About the following waveforms. Condition: Soft step ON/OFF, Equalizer (Mid gain 0dB→-6dB,-6dB→0dB),Soft step 2ms/div,1V/div 2ms/div,1V/div Time=10ms CLK Soft step ON RFOUT (Soft step Time ;10ms) LFOUT CLK Soft step OFF RFOUT LFOUT Mid gain 0dB→-6dB May/2012 Mid gain -6dB→0dB 17 www.onsemi.com Test Setup 3 Oscilloscope Audio analyzer PC Power Supply USB I/F Board Fig 3 May/2012 18 www.onsemi.com Characteristic8 : Output noise voltage Set up (Refer to Fig3) Please apply an electric power supply:9V. Input pin is all GND. Setting from PC ・Set Input selector in ch1. Each setting level:FLAT . Confirm the output level in Audio Analyzer.→noise level check Characteristic9 : THD Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal : VIN=0dB,f=1kHz→ch1(TP2,TP5) Setting from PC ・Set Input selector in ch1. Each setting level:FLAT. Confirm the output level in Audio Analyzer.→THD Characteristic10 : Maximum input voltage Set up (Refer to Fig1) Please apply an electric power supply:9V. Input frequency: 1kHz→ch1(TP2,TP5) Setting from PC ・Set Input selector in ch1. Each setting level:FLAT. The output level adjust VIN to become level of THD=1 %. Confirm level of VIN in Audio Analyzer .→Maximum input voltage May/2012 19 www.onsemi.com Characteristic11 : Input selector Please apply an electric power supply:9V. Connect Signal Generator to the channel which wants to input a signal (input signal :VIN=0dB,f=1kHz). Other input channel ,OPEN. Setting from PC ・Selector channel set. Each of other setting level : FLAT. ・Check the waveform in OSC. →Confirm the output waveform of FLAT. ・Choose the channel which does not enter of the signal . →Confirm the output waveform of no signal. In the case of set up (Refer to Fig1) , ch1:signal input, other input channel: OPEN . Characteristic12 : Tone path switching Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal : VIN=0dB,f=1kHz→ch1(TP2,TP5) Setting from PC ・Each setting level:FLAT . ・Set Input selector in ch1. Mid menu set →gain=-6dB ,f0=1kHz,Q=1 (Other setting level : FLAT) Waveform confirmation.(Condition:Tone circuitry block Pass /Detour) Characteristic13 : Fader Front output select Set up (Refer to Fig1) Please apply an electric power supply:9V Input signal : VIN=0dB,f=1kHz→ch1(TP2,TP5), VIN=0dB,f=10kHz→EXLIN/EXRIN(TP3,TP4) Setting from PC ・Each setting level:FLAT . ・Set Input selector in ch1. Fader Fronf output select.(In the case of “Fader”select /In the case of ”Volume C”select) Check the waveform in OSC. 20 www.onsemi.com May/2012 Characteristic14 : General purpose input mode select Set up (Refer to Fig2) Please apply an electric power supply:9V. Input : VIN=0dB,f=1kHz→EXLIN(TP3) / OPEN→EXRIN(TP4) Setting from PC ・Each setting level:FLAT . ・Condition: General_Input_select→EXLIN. General-purpose Input Mode→MONORAL Confirm the EXLOUT/EXROUT output waveform . ・Condition: General-purpose Input Mode→STEREO Confirm the EXLOUT/EXROUT output waveform . Input : VIN=0dB,f=1kHz→EXRIN(TP4) / OPEN→EXLIN(TP3) Setting from PC ・Condition: General_Input_select→EXRIN. Confirm the EXLOUT/EXROUT output waveform . Check the waveform in OSC. Characteristic15 : Fader Rear output select Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal : VIN=0dB,f=1kHz→ch1(TP2,TP5) / VIN=0dB,f=10kHz→ch2(TP1,TP6) Setting from PC ・Each setting level:FLAT . ・Condition:Input selector(1)→ch1, Input selector(2)→ch2 (Other setting level : FLAT) Confirm the LROUT/RROUT output waveform . Fader Rear output select.(In the case of “Lch/Rch_Input1”select /In the case of ” Lch/Rch_Input2”select) Check the waveform in OSC. May/2012 21 www.onsemi.com Test Setup 4 Oscilloscope Audio analyzer PC Power Supply USB I/F Board Signal Generator Fig 4 May/2012 22 www.onsemi.com Characteristic16 : EXTout select Set up (Refer to Fig4) Please apply an electric power supply:9V. Input signal : VIN=0dB,f=1kHz→ch1(TP2,TP5) / VIN=0dB,f=10kHz→EXLIN/EXRIN(TP3,TP4) Setting from PC ・Each setting level:FLAT . ・Input selector(2)→ch1 (Other setting level : FLAT) Confirm the EXLOUT/EXROUT output waveform . EXTout select.(In the case of “EXTIN”select /In the case of ”Input2”select) Check the waveform in OSC. May/2012 23 www.onsemi.com Characteristic17 : MUTE switch Set up (Refer to Fig1) Please apply an electric power supply:9V. Input signal : VIN=0dB,f=1kHz→ch1(TP2,TP5) Setting from PC ・Set Input selector in ch1. Each setting level:FLAT. Check the waveform in OSC. →Confirm the output waveform of FLAT. Push “MUTE switch of the Evaluation board. → Confirm the output waveform of no signal. 1ms/div,1V/div MUTE switch RFOUT LFOUT OPEN MUTE switch May/2012 CLOSE MUTE switch 24 www.onsemi.com