Read Sony MEX-1GP Service Manual online
35
MEX-1GP
IC100 TDA8588AJ/N2/R1 (MAIN Board (2/3))
MUTE
MUTE
ENABLE
LOGIC
STANDBY
MUTE
CHIP DETECT
DIAGNOSTIC
PROTECTION
DIAGNOSTIC
SWITCH
REGULATOR
SWITCH
REFERENCE
VOLTAGE
LOADDUMP
PROTECTION
TEMPERATURE
PROTECTION
BACK-UP
SWITCH
REGULATOR
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
TAB
FL-
FL+
RL-
RL+
RL
SGND
RR
RR+
RR-
FR+
FR-
DIAG
SW2
SW1
REG3(SERVO)
REG4(MECHA)
VP
REG2(U-COM)
SDA
SCL
VP2
PGND3
SVR
FL
FR
ACGND
PGND2
VP1
STB
PGND1
RST
CRES
REG1(AU8V)
GND
REG5(DISP+B)
CBU
FL
RL
RR
VP
FR
I2C BUS
IC900 BA8271F-E2 (MAIN Board (3/3))
1
2
3
4
5
5
6
7
8
9
10
14
13
12
11
BUS ON
SWITCH
RESET
SWITCH
BATTERY
SWITCH
BUSON
RST
BATT
CLK
VREF
GND
VCC
RST
BUSON
BUSON
CLK-IN
B/U-C
DATA IN
DATA OUT
DATA I/O
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