Sony TA-FE320R Service Manual page 11

• IC Block Diagrams
IC101 LC7821 (MAIN BOARD)
L1
1
L2
2
3
L3
L4
4
5
L COM1
L5
6
L6
7
L COM2 8
9
L7
L8 10
L COM3 11
12
VEE
CE 13
DI
14
CL
15
BUFFER
IC802 BA6208 (CONTROL BOARD)
1 2
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LEVEL SHIFT
LATCH
SHIFT RESISTER
MOTOR
SWITCH
DRIVE
MOTOR
SWITCH
DRIVE
REG
3 4 5 6 7
IC601 µPC1237HA (MAIN BOARD)
30 R1
29 R2
28 R3
R4
27
26
R COM1
25
R5
24 R6
23 R COM2
R7
22
1 2
21
R8
20 R COM3
19
VDD
18 RES
17
S
16 VSS
8 9
– 17 –
OVER LOAD DET
V
F/F
MUTE
OFFSET DET
LATCH/
AUTORESET
AC OFF
DET
3 4 5 6
ON
CC
V
CC
7 8