Sony CDX-GT454US - System Block Diagrams

CDX-GT450U/GT454US
CDX-GT450U/GT454US
1515
4-1. BLOCK DIAGRAM – MAIN Section –
2
4
11
12
24
23
18
6
8
9
19
21
7
5
17
27
4
TXD
SP_CLK
SP_DATA
RXD
WAKE_UP
Z_MUTE
CD_ON
CDM_ON
SYS_RST
EJECT_OK
VBUS_ON
A_ATT
BU_CHECK
VDD_3.3V
BU_3.3V
DR_6V
R-CH
R-CH
R-CH
R-CH
R-CH
BU+3.3V
BU+3.3V
SERVO+3.3V
R-CH
5
AUX_LCH
7
AUX_RCH
MC_RX
22
MC_TX
24
WAKE_UP
39
Z_MUTE
40
CD_ON
37
CDM_ON
38
RESET
12
SYSRST
20
FW_RXD
VBUS_ON
BU+3.3V
51
FW_TXD
32
FW_CLK
31
CNVSS
33
9
FW_BUSY
34
VOUT
1
VIN
2
14
D731
4
FMIN1
3
FMIN2
3
TU_LCH
6
AUX_GND
ELECTRONIC VOLUME
IC401
J1
(ANTENNA)
PHASE LOCKED LOOP
(PLL)
IC001
L6
FM MIX
L2
CN701 (1/2)
CN402
CD
MECHANISM
UNIT
(MG-101N)
(1/2)
I2C BUS CONTROLLED
POWER AMP/MULTIPLE
VOLTAGE REGULATOR
IC301
SYSTEM CONTROL
IC501 (1/2)
RESET
IC403
CN301
4
TU_RCH
33
AU_IN_FL
AU_IN_FR
AU_IN_RL
AU_IN_RR
AU_IN_SUB
AU_OUT_LCH
AU_OUT_RCH
31
34
R-CH
30
32
R-CH
27
R-CH (FRONT)
R-CH (REAR)
BATT
R-CH
8
9
18
SCL
19
SDA
16
XTAL1
15
XTAL2
AU_FR_CH
AU_FL_CH
AU_RR_CH
AU_RL_CH
AU_SUB_CH
AU_IN_RCH
AU_IN_LCH
LOUT
ROUT
J901
AUX
X1
4MHz
S401
RESET
5
3
OUT-FL+
GT454US
GT450U
OUT-FL–
9
7
OUT-RL+
OUT-RL–
27
R-CH
ANT-REM
35
VP
BATT
20
VP1
6
VP2
30
AUDIO+B
31
33
SERVO+3.3V
MECHA+6V
34
PANEL+B
R-CH (REAR/SUB)
35
37
AU_OUT_FR
AU_OUT_RR
R-CH
40
AU_OUT_SL
39
AU_OUT_SR
4
I2C_SCK
AUDIO+8.5V
SERVO+3.3V
MECHA+6V
PANEL+B
2
I2C_SIO
16 BEEP
22 STB
25 DIAG
7
10
12
11
16
1
9
2
4
3
6
22
23
I2C_SCK
I2C_SIO
I2C_SCK
I2C_SIO
I2C_SCK
I2C_SIO
I2C_SCK
I2C_SIO
I2C_SCK
I2C_SIO
29
I2C_SCK
49
SA_CLKOUT
48
SA_DATAIN
30
I2C_SIO
58
ATT
28
BEEP
60
AMPSTB
59
DIAG
12
IN-FL
FL+
FL–
L
R
RL+
RL–
FR+
FR–
RR+
RR–
ANT-REM
BATT
ACC
36
AU_OUT_FL
11 IN-RL
38
AU_OUT_RL
MUTE
Q406
MUTE DRIVE
Q407,409
57
ACC_IN
19
BUIN
ACC DETECT
Q301
+3.3V REG
IC402
MUTE
Q404
29
AMP-REM
5
AMP-REM
13
TEL-ATT
56
TELATT
TEL-ATT DETECT
Q303
1
AMRFIN
REAR/SUB
SP_CLK
SP_DATA
D401
D403
D404
FU601
37
BU+B
B.U+5V
FRONT
R-CH
L
J402
R
-1
-2
-3
-4
AUDIO
OUT
MUTE
Q402
BU+3.3V
BATT
54
BACK-UP
CHECK
Q807,808
BACK-UP
CHECK
Q802,D806,807
MECHA+6V
BU3.3V
6
3
FLASH_W
BUSY
7
CLK
2
RESET
TXD
4
1
5
RXD
CN501
FLASH
PROGRAMMING
BU+3.3V
B.U+5V
GT454US
REAR/SUB
R-CH
L
R
J401
-1
-2
AUDIO
OUT
28
13
R-CH
12
9
8
6
R-CH
 SLJQDO PDWK
 R-CH LV RPLWWHG GXH WR VDPH DV L-CH.
 AM RU MW
: CD
: FM
: AUX