Sony TA-S2 - SECTION 2 ELECTRICAL ADJUSTMENTS; DC Bias Adjustment Procedure; SECTION 3 DIAGRAMS; CIRCUIT BOARDS LOCATION

SECTION 2
ELECTRICAL ADJUSTMENTS
Note :
1. DC BIAS adjustments should be made four minutes after
the POWER switch is turned on (POWER ON).
2. After replacing the power transistors, DC BAIS adjustments
should be made.
DC Bias Adjustment (with no signal input)
Procedure :
MAIN B BOARD
TP501 (L-ch)
cf +
| SS ad
Adjustment part Reading on VTVM
[MAIN BOARD]
— Component Side —
RV551 RV501
(DC
BIAS
R-CH)
(DC
BIAS
L-CH)
©)
C)
F | rem (con C)
Q oo
O
SECTION 3
DIAGRAMS
3-1. CIRCUIT BOARDS LOCATION
MAIN BOARD
POWER SWITCH BOARD
HEADPHONE BOARD
PANEL BOARD
P.J.B BOARD
PIN JACK BOARD
P.J. JUMPER BOARD
VOLUME BOARD