Diagrams; Block Diagram -Main Section - Sony CDX-GT50UMS Service Manual

4-1. BLOCK DIAGRAM – MAIN Section –
R-CH
J901
AUX
PHASE LOCKED LOOP
L6
FM MIX
J1
4 FMIN1
(ANTENNA)
3 FMIN2
L2
1 AMRFIN
16 XTAL1
X1
4MHz
15 XTAL2
CN402
9 AU_FL_CH
12 AU_FR_CH
8 AU_RL_CH
13 AU_RR_CH
6 AU_SUB_CH
4 AU_IN_LCH
2 AU_IN_RCH
CN701 (1/2)
24 SP_DATA
23 SP_CLK
11 TXD
12 RXD
18 WAKE_UP
6 Z_MUTE
CD 8 CD_ON
MECHANISM
9 CDM_ON
UNIT
(MG-101N)
19 SYS_RST
(1/2)
21 EJECT_OK
7 VBUS_ON
5 A_ATT
17 BU_CHECK
27 VDD_3.3V
4 BU_3.3V
14 DR_6V
RXD
5
TXD
4
RESET
CN501 1
CLK
FLASH
2
PROGRAMMING
FLASH_W
7
BUSY
3
BU3.3V
6
CDX-GT50UMS/GT450U/GT457UE/GT500U/GT500US/GT505U
SECTION 4

DIAGRAMS

5 AUX_LCH
7 AUX_RCH
R-CH
6 AUX_GND
(PLL)
IC001
LOUT 8 3 TU_LCH
ROUT 9 R-CH R-CH 4 TU_RCH
33 AU_IN_FL
R-CH 34
31
R-CH 32
30
28
R-CH 27
I2C_SCK
18
SCL
I2C_SIO
SDA 19
R-CH
R-CH
R-CH
22
24
39
40
37
38
D731
12
BU+3.3V 20
51
32
31
33
9
34
SERVO+3.3V
BU+3.3V
MECHA+6V
S401
RESET
BU+3.3V
ELECTRONIC VOLUME
IC401
AU_OUT_SL 40
AU_OUT_SR
39 R-CH (REAR/SUB)
MUTE
Q406
AU_OUT_FL 36
AU_OUT_RL 38
AU_OUT_FR 35 R-CH (FRONT)
AU_OUT_RR R-CH (REAR)
37
I2C_SCK
AU_IN_FR
I2C_SCK 22
I2C_SIO
AU_IN_RL
I2C_SIO 23
AU_IN_RR
AU_IN_SUB
AU_OUT_LCH
MUTE DRIVE
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
MC_RX
TELATT
MC_TX 56
WAKE_UP
Z_MUTE
CD_ON ACC_IN 57
CDM_ON
RESET
BACK-UP
SYSRST
BUIN CHECK
19
Q807,808
VBUS_ON
FW_RXD
FW_TXD
FW_CLK
CNVSS
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
J401
-1
L
AUDIO
REAR/SUB
-2
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