Sony CDX-GT81UW Service Manual page 34

CDX-GT81UW/GT860U
IC402 NJM2792V (MAIN Board (1/4))
GND (L) 1
2
COUT (L)
OUT (FL) 3
FL– 4
FL+
5
REF 6
FR+
7
FR– 8
9
OUT (FR)
COUT (R) 10
IC602 BD9781HFP (MAIN Board (4/4))
34
LIFT AMP
SIGNAL AMP
FRONT-LEFT
FRONT-RIGHT
SIGNAL AMP
LIFT AMP
VREF
PWM
COMPARATOR
DRIVER
LATCH
RESET
TSD
VIN
CURRENT LIMIT
1 2
VIN SW
20 CIN (L)
OUT (RL)
19
18 RL–
SIGNAL AMP
RL+
17
REAR-LEFT
VCC
16
REAR-RIGHT
15 RR+
SIGNAL AMP
14 RR–
13
OUT (RR)
12 CIN (R)
11
GND (R)
ON/OFF
L:OFF
H:ON
SYNC
ERROR
AMP
SOFT
VREF
OSC
START
3 4 5
RT GND FB
6 7
INV SYNC