Read Sony CDX-GT930UI / CDX-GT937UI / CDX-GT980UI Service Manual online
CDX-GT930UI/GT937UI/GT980UI
34
IC201 TDA8588AJ/N2/R1 (MAIN Board (2/4))
IC702 LB1930M-TLM-E
(MAIN Board (3/4))
(MAIN Board (3/4))
MUTE
MUTE
ENABLE
LOGIC
STANDBY/
MUTE
BATTERY
DETECTION
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
OUT–FL–
OUT–FL+
OUT–RL–
OUT–RL+
IN–RL
S–GND
IN–RR
OUT–RR+
OUT–RR–
OUT–FR+
OUT–FR–
DIAG
SW2
SW1
REG3
REG4
REG2
BU+B
SDA
SCL
VP2
PGND3
SVR
IN–FL
IN–FR
AC-GND
PGND2
VP1
STB
PGND1
RST
CRES
REG1
GND
REG5
CBU
FL
RL
RR
VP
FR
I
2
C BUS
1
2
3
4
5
6
7
8
9
10
VCC
RIN
SGND
FIN
NC
NC
OUT2
NC
PGND
OUT1
CONTROL
CIRCUIT
MOTOR
DRIVE
CIRCUIT
BUFFER
BUFFER
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