Akai QX-3700

MASTER
DGND
7805
LM1876B
LM1876A
7812
2N5401
T4A
AC220V IN
JRC4558B
JRC4558A
REM
FUCTION
STAND
LOUD
VOL
VOL
TO VCD
TO VCD
TO CPU
D5V
SW
PHONES
RCH
LCH
LINE2 OUT
LINE1 OUT
+12V
8V
D5V
-12V
7808
7805
-22V
AG
+22V
T
SYSTEM CONNECTION
25100-3A08
VFD
+5V
DG
REM
TU
SW
STB
CLK
DI
DO
PT16311
SW
VOL
VOL
MUTE
STAN
MENU
AG
+12V
DATA
AUX
L
R
TUNER
T-933-2
FMAM
LGR
TUN CE DI DO CLK
VCD MEPEG DECODER
L G R V G
DO
STB CLK DG REM
+8V
DG
+5V
VIDEO OUT
V2
V1
AUDIO OUT
PT2314
SYSTEM CONNECTION
78E54
L
R
DO
DI
CLK
CE
+22V
-22V
-21V
F1
F2
0V
MUTE
LEVEL
STAN
MENU
AC10V
AC17V
0V
AC17V
AC3V5
AC3V5
0V
AC17V
AC220V
AC220V
AC12V
AC12V
AC10V
IV. Block diagram
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