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2) EF BALANCE ADJUSTMENT (Power On)
. . Set Oscilloscope Time/Div to 2mS.
Set Oscilloscope Volt/Div to 0.5V.
. Connect TP1 (Vref) to GND and TP4 (T.E) to positive terminal on the oscilloscope.
. Press PLAY with loading a disc.
. Turn VR1704 all the way counter clockwise. (Sound comes out abnormally and discontinuously.)
. Adjust VR1701 so that the waveform is equally symmetrical above and below. (A = B)
. Turn VR1704 to play sound normally. (Nearly mid-positon of VR1704)
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EF Balance adjustment
Negative port of oscilloscope
Positive port of oscilloscope
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Ag 2s
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