Panasonic SA-AK18 Service Manual page 31

Q401(Q201)
MUTING
Q309
LEVEL
M
VBASS
FOR GC
AREA ONLY
KEY SW
5~8
Q400(Q200)
IC302
MUTING
M5218AP
BUFFER
AMP
Q306
MUTING
CONTROL
+B
+B
(COMPARATOR)
9
SYSTEM CONTROL/FL DRIVE
IC600
M38199MF227
35
Q607
RESET
+B
CONTROL
IC601
BU2090AF-E2
I/O EXPANDER
2 DATA
VBASS
CONTROL
CIRCUIT
3 CLK
8
MUTE_A
5
3D_AI
REC/
10
PLY_TIM
G5~G1 11~15
16
VCC
/CD
4
1
GND
LED_CTL 9
PCONT
Q352
D313
SWITCH
Q311
DC
DETECTOR
Q307
SWITCH
+B
32
100
31 40
Z602
31
HP_L(R)
6
+B
+B
+B
/CD
Q602
A
POWER
+B
SUPPLY
7
PCONT
DCDET
-B -B
98 99
34 SYNC
SYNC
33
ECONO
SA-AK18
HP_L(R)
DCDET
/CD
SYNC
PCONT