Read Sony CDP-CX57 Service Manual online
– 47 –
IC103
LA6541
– MAIN Board –
IC201
LA5602
IC203
LA5601
VCC
MUTE
VINL
VGL
VO1
VO2
VCC
VIN4
VG4
VO8
VO7
VREF
11k
Ω
11k
Ω
11k
Ω
11k
Ω
1
1
2
3
4
5
6
VO3
VO4
VG2
VIN2
REG OUT
REG IN
7
8
9
10
11
12
24
23
22
21
20
19
VO6
VO5
VG3
VIN3
CD
RES
18
17
16
15
14
13
+
-
+
-
LEVEL
SHIFT
LEVEL
SHIFT
BTL
DRIVER
BTL
DRIVER
BTL
DRIVER
BTL
DRIVER
LEVEL
SHIFT
LEVEL
SHIFT
REGULATOR
RESET
Vcc
1
2
3
4
5
7
6
V IN
EN
GND
CDEL
CN
RES
V OUT
REFERENCE
VOLTAGE
OVER HEAT
PROTECTION
OVER CURRENT
LIMITTER
ON/OFF
RESET
GEN
ERROR
AMP
3
6
7
2
5
1
4
9
8
10
ON/OFF
AMP
V REF
AMP
RESET
VOMUTE
CD
VIN
VO
RES
CN
GND
EN
VID
VOD
IC104
LC89170M
1
2
3
4
5
6
7
14
13
12
11
10
9
8
TIMING
&
SYNCHRONIZATION
SIGNAL
PROTECTION
32 WORD X 8 BIT
DUAL PORT RAM
DUAL PORT RAM
CRC
CHECKER
CPU INTERFACE
VDD
VDD
DQSY
SRDT
SCLK
SW2
SW1
TEST
EXCK
SBSO
SCOR
WFCK
MCK
XMODE
GND
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