Sony CDX-C8850 Service Manual page 60

IC602, 632 LM1973XM
20 19 18 17 16
RESISTIVE
NETWORK
TAP
SWITCHES
DECODE DECODE
SWITCH
SWITCH
DRIVE
TAP
TAP
SWITCHES SWITCHES
RESISTIVE RESISTIVE
NETWORK NETWORK
1 2 3 4 5
IC507 RN5VD33AA-TL
5
RESET
1 2
IC691, 752 TC7W66FU (TE12L)
8 7 6 5
1 2 3 4
IC804 TCTS32FU-TE85L
5 VCC
IN B 1
4
OUT Y
2
IN A
GND 3
60
15 14 13 12 11
SWITCH
DECODE
DRIVE
LATCH
DRIVE
SHIFT
REGISTER
6 7 8 9 10
4
3
IC604, 634 NJM2160AM-TE2
VCCL 1
INL 2
BUFFER
SVRL
3
BUFFER
REFERENCE
4
INML
INMR
5
REFERENCE
BUFFER
SVRR 6
BUFFER
INR 7
VCCR 8
IC702 TC7W14FU (TE12R)
1A 1
3Y
2
2A 3
GND 4
IC802 TC74VHC08FT (EL)
8
GND
9
10
11
12
13
14 VCC
VCCL
16 CL+
15 CL–
LIFT
AMP
VCCL
14 LGND
SIGNAL
AMP
OUTL
13
VCCR
12 OUTR
SIGNAL
AMP
11 RGND
VCCR
LIFT
AMP
10 CR–
9 CR+
8 VCC
7 1Y
3A
6
2Y
5
7
6
5
4
3
2
1