9-5. Test SG AdjustmentBOARD Audio LCDSPEC. Distortion : 1.0 ± 0.1%Level : -20dBu ± 0.5dBTEST Multi Connector (CH 1) (12P)ADJUST VR1, VR2MODE STOPM.EQFrequency Counter<1> Audio Precision, VFK1210<2> VTVM, SHAN-C12TCA,Distortion MeterSW SettingAUDIO IN CH1 : FRONT, MICAUDIO IN CH2 : REAR, LINEAUDIO SELECT : MANUALMenu Setting1. Open the operation panel.2. Pressing [SHIFT] and [+] buttons, set MENU switchto SET position.3. Set as follows:PAGE : FUNCTION 5/5TEST TONE : ON4. After setting turn the menu OFF.<1. Using Audio Precision>1. Confirm that no signal is input.2. Select BARS in OUTPUT SW and FRONT MIC inAUDIO IN SW CH1.3. Confirm that 1kHz test signal is output.4. Adjust the VR1 so that the distortion is within speci-fication.5. Adjust the VR2 so that the level is within specifica-tion.6. After the adjustment, return TEST TONE to OFF.<2. Using VTVM>1. Follow the same procedure as <1. Using AudioPrecision>.9-6. CUE Recording Level AdjustmentBOARD Audio LCDSPEC. -10dBu ± 0.2dBTEST TP501ADJUST VR501, SW701-2pinINPUT NTSC : 1kHz 4dBu Sine WavePAL : 1kHz 0dBu Sine WaveMODE STOPM.EQ <1> Oscilloscope, Audio Precision<2> Oscilloscope, CR oscillatorSW SettingAUDIO IN CH1 : REAR, LINEAUDIO IN CH2 : REAR, LINEAUDIO SELECT : MANUAL<1. Using Audio Precision>1. Input the signal mentioned above to AUDIO IN CH1connector.2. Set the 2nd pin of SW701 to OFF and adjust theVR501 so that the level is within specification.3. After the adjustment, return the 2nd pin of SW701to ON.<2. Using CR Oscillator>1. Follow the same procedure as <1. Using AudioPrecision>.
