Read Sony CDX-GT540UI / CDX-GT547UI Service Manual online
CDX-GT540UI/GT547UI
CDX-GT540UI/GT547UI
13
13
SECTION 4
DIAGRAMS
4-1. BLOCK DIAGRAM – MAIN Section –
20
22
22
11
12
28
12
28
8
17
18
18
3
25
7
19
27
13
24
27
13
24
4
AU_LCH
AU_RCH
AU_RCH
TXD(MC_BUS)
RXD(MC_BUS)
WAKE_UP
Z_MUTE
CD_ON
CDM_ON
RXD(MC_BUS)
WAKE_UP
Z_MUTE
CD_ON
CDM_ON
SYS_RST
EJECT_OK
VBUS_ON
EJECT_OK
VBUS_ON
A_ATT
BU_CHECK
MECHA 8.5V
A+3.3V
BU_+3.3V
DR_+6V
BU_CHECK
MECHA 8.5V
A+3.3V
BU_+3.3V
DR_+6V
R-CH
R-CH
R-CH
R-CH
R-CH
BU+3.3V
AUDIO +8.5V
BU_+3.3V
SERVO+3.3V
R-CH
7 AUX_LCH
9 AUX_RCH
9 AUX_RCH
MC_RX
59
MC_TX
60
WAKE_UP
58
Z_MUTE
62
CD_ON
27
CDM_ON
28
RESET
54
SYS_RST
26
VBUS_ON
BU +3.3V
70
CLK_IN
61
MD2
51
MD0
53
FLASH_EN1
78
VOUT
1
VIN 2
15
D701
4 FMIN1
3 FMIN2
3 FMIN2
3 TU_LCH
8 AUX_GND
ELECTRONIC VOLUME
IC302
J1
(ANTENNA)
PHASE LOCKED LOOP
(PLL)
IC001
L6
FM MIX
L2
CN701
CD
MECHANISM
UNIT
(MG-101Z)
(1/2)
I2C BUS CONTROLLED
POWER AMP/MULTIPLE
VOLTAGE REGULATOR
IC301
SYSTEM CONTROL
IC401 (1/2)
RESET
IC403
CN802
4 TU_RCH
5 CD_LCH
6 CD_RCH
6 CD_RCH
R-CH (FRONT)
R-CH (REAR)
R-CH (REAR)
BATT
R-CH
8
9
9
18
SCL
19
SDA
14
RSSI
37 VSM
16 XTAL1
15 XTAL2
LOUT
ROUT
J901
AUX
X1
4MHz
S401
RESET
5
3
3
OUT-FL+
OUT-FL–
OUT-FL–
9
7
7
OUT-RL+
OUT-RL–
OUT-RL–
27
R-CH
ANT-REM
35
VP
BATT
20
VP1
6
VP2
30
AUDIO+B
31
33
33
SERVO+3.3V
MECHA+6V
34
PANEL+B
R-CH (REAR/SUB)
34
32
32
OUT_FRCH
27
SA_CLK
28
SA_DA
29
SA_OUT
OUT_RRCH
R-CH
31
R/S_OUT_LCH
30
R/S_OUT_RCH
13
ZAPPIN1
16
ZAPPIN2
4 SCL
AUDIO +8.5V
SERVO+3.3V
MECHA+6V
PANEL+B
SERVO+3.3V
MECHA+6V
PANEL+B
2 SDA
16 BEEP
22 STB
25 DIAG
22 STB
25 DIAG
7
10
12
11
16
1
9
9
2
4
3
6
37
38
38
SCL
SDA
I2C_SCK
I2C_SIO
I2C_SCK
I2C_SIO
I2C_SCK
I2C_SIO
I2C_SIO
I2C_SCK
I2C_SIO
23
I2C_SCK
72
SA_CLK
71
SA_OUT
38
SA_IN
22
I2C_SIO
31
ATT
47
EXTATT_XEN
98
ZAPPIN
97
BEEP
68
AMP_STB
69
DIAG
83
BU_CHECK
12 IN-FL
FL+
FL–
FL–
L
R
RL+
RL–
RL–
FR+
FR–
RR+
RR–
FR–
RR+
RR–
ANT-REM
BATT
ACC
35
OUT_FLCH
11 IN-RL
33
OUT_RLCH
MUTE
Q102
MUTE DRIVE
Q303,304
29
ACC_IN
ACC DETECT
Q805
+3.3V REG
IC402
MUTE
Q103
29
AMP-REM
5
AMP-REM
1 AMRFIN
REAR/SUB
D306
D308
D309
FU601
37
BU+B
B.U+5V
J303
-1
-2
AUDIO
OUT
MUTE
Q104
BU+3.3V
BATT
5
4
BACK-UP
CHECK
Q802,807,808
D806,807
MECHA +6V
3.3V
6
3
FLASH_W
UART_CLK
7
CLK IN
2
RESET
RX
4
1
5
TX
CN401
FLASH
PROGRAMMING
BU +3.3V
B.U +5V
CD MUTE
Q305
FLASH
PROGRAMMING
BUFFER
Q401,402,701
13
TEL-ATT
30
TEL_ATT
TEL-ATT DETECT
Q806
SLJQDO PDWK
R-CH LV RPLWWHG GXH WR VDPH DV L-CH.
: MW
: CD
: FM
: AUX
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