Diagrams; Block Diagram -Main Section - Sony CDX-GT450U Service Manual

4-1. BLOCK DIAGRAM – MAIN Section –
R-CH
J901
AUX
L6
FM MIX
J1
(ANTENNA)
L2
X1
4MHz
CN402
9
12
8
13
6
4
2
CN701 (1/2)
24
23
11
12
18
6
CD 8
MECHANISM
9
UNIT
(MG-101N)
19
(1/2)
21
7
5
17
27
4
14
5
4
1
CN501
FLASH
2
PROGRAMMING
7
3
6
CDX-GT50UMS/GT450U/GT457UE/GT500U/GT500US/GT505U
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SECTION 4

DIAGRAMS

R-CH
PHASE LOCKED LOOP
(PLL)
IC001
LOUT 8
ROUT 9 R-CH R-CH
4 FMIN1
3 FMIN2
R-CH
R-CH
1 AMRFIN
R-CH
16 XTAL1
I2C_SCK
SCL 18
I2C_SIO
SDA 19
15 XTAL2
AU_FL_CH
AU_FR_CH
R-CH
AU_RL_CH
AU_RR_CH
R-CH
AU_SUB_CH
AU_IN_LCH
AU_IN_RCH
R-CH
SP_DATA
SP_CLK
TXD
RXD
WAKE_UP
Z_MUTE
CD_ON
CDM_ON
D731
SYS_RST
EJECT_OK
BU+3.3V
VBUS_ON
A_ATT
BU_CHECK
VDD_3.3V
SERVO+3.3V
BU_3.3V
BU+3.3V
DR_6V
MECHA+6V
S401
RESET
RXD
TXD
RESET
CLK
FLASH_W
BUSY
BU3.3V
BU+3.3V
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ELECTRONIC VOLUME
IC401
AU_OUT_SL 40
AU_OUT_SR 39
R-CH (REAR/SUB)
5 AUX_LCH
7 AUX_RCH
MUTE
6 AUX_GND
Q406
AU_OUT_FL 36
AU_OUT_RL 38
3 TU_LCH
4 TU_RCH AU_OUT_FR 35 R-CH (FRONT)
33 AU_IN_FL AU_OUT_RR 37 R-CH (REAR)
I2C_SCK
34 AU_IN_FR
I2C_SCK
22
I2C_SIO
31 AU_IN_RL
I2C_SIO 23
32 AU_IN_RR
30 AU_IN_SUB
AU_OUT_LCH
28
MUTE DRIVE
27 AU_OUT_RCH Q407,409
SYSTEM CONTROL
IC501 (1/2)
SP_DATA
D404
SA_DATAIN 48
SP_CLK
SA_CLKOUT
49
I2C_SCK
I2C_SCK 29
I2C_SIO
I2C_SIO 30
ATT 58
BEEP
28
AMPSTB 60
DIAG 59
22 MC_RX
24 MC_TX TELATT 56
39 WAKE_UP
40 Z_MUTE
ACC_IN
37 CD_ON 57
38 CDM_ON
12 RESET
BACK-UP
20 SYSRST CHECK
BUIN 19
Q807,808
51 VBUS_ON
32 FW_RXD
31
FW_TXD
33 FW_CLK
9 CNVSS
34 FW_BUSY
RESET
IC403
1 VOUT VIN 2 BU+3.3V BU+3.3V 4
15 15
CDX-GT50UMS/GT450U/GT457UE/GT500U/GT500US/GT505U
I2C BUS CONTROLLED
POWER AMP/MULTIPLE
VOLTAGE REGULATOR
IC301
OUT-FL+ 5
12 IN-FL
OUT-FL–
3
11 IN-RL
OUT-RL+
9
MUTE MUTE
OUT-RL– 7
Q402 Q404
R-CH
D401
R-CH
BATT
I2C_SCK
4 I2C_SCK
I2C_SIO
AMP-REM 29
2 I2C_SIO
ANT-REM 27
BATT
VP 35
VP1 20
D403
VP2 6
BU+B 37
AUDIO+B 30
SERVO+3.3V 31
16 BEEP
MECHA+6V 33
22 STB
PANEL+B 34
25 DIAG
TEL-ATT DETECT
Q303
ACC DETECT
Q301
BACK-UP
CHECK
BATT
Q802,D806,807
: CD
: FM
: AUX
RU
+3.3V REG
5 B.U+5V
IC402
AEP,UK,RU MODEL
-1 J401
L
AUDIO
-2 REAR/SUB
OUT
R-CH R
EXCEPT AEP,UK,RU MODEL
-1
L
REAR/SUB
-2 J402
R-CH
R
AUDIO
-3
OUT
L
-4 FRONT
R-CH
R
CN301
1
FL+
9
FL–
2
RL+
10
RL–
4
FR+
12
FR–
3
RR+
11
RR–
5
AMP-REM
6
ANT-REM
FU601
16
BATT
B.U+5V
AUDIO+8.5V
SERVO+3.3V
MECHA+6V
PANEL+B
AEP,UK,RU
MODEL
13
TEL-ATT
7
ACC