Read Sony TA-FA777ES Service Manual online
6
Note:
Adjustment should be performed 5 minutes later, after the power
switch is on.
switch is on.
Bias Adjustment
Setting:
ATTENUATOR (Volume) control: minimum
Input signal: No signal input
Input signal: No signal input
Procedure:
Adjust RT501 (L-CH) and RT551 (R-CH) for 70 mV reading on
the VTVM.
Adjust RT501 (L-CH) and RT551 (R-CH) for 70 mV reading on
the VTVM.
Adjustment Location:
SECTION 3
ELECTRICAL ADJUSTMENT
– MAIN-B (L) Board (Component side) –
– MAIN-B (R) Board (Component side) –
+
–
–
+
–
–
level meter
(0.3V DC range)
level meter
(0.3V DC range)
RT501
CN504
1
3
L-CH
RT551
CN554
1
3
R-CH
Click on the first or last page to see other TA-FA777ES service manuals if exist.