Diagrams; Block Diagram -Main Section - Sony CDX-GT34W Service Manual

4-1. BLOCK DIAGRAM – MAIN Section –
J330
(1/2)
BUS
L
AUDIO
R R-CH
IN
R-CH
J901
AUX
L6
FM MIX
J1
4 FMIN1
(ANTENNA)
3 FMIN2
L2
1 AMRFIN
16 XTAL1
X1
4MHz
15 XTAL2
CNP301
AU_LCH
11
15 AU_RCH
R-CH
22 UNI_SO
24
UNI_SI
26
UNI_CLK
16 Z_MUTE
5
CD_ON
7 CDM_ON
CD
6
SYS_RST
MECHANISM
21 EJECT_OK
UNIT
27
(MG-101L) BUS_ON
25 BUS_IN
28 LINK_OFF
9 A_ATT
18 D_+3.3V
SERVO +3.3V
19
A_+3.3V
8
BU_+3.3V
BU_+3.3V
1,2 DR_+6V
MECHA +6V
A_8.5V
14
AUDIO +8.5V
CDX-GT34W/GT340
SECTION 4

DIAGRAMS

2 BUS-L
R-CH 1 BUS-R
9 AUX-L
R-CH 7 AUX-R
8 AUX-G
ADVANCED TUNER/
RDS DECODER/PLL
IC1
LOUT 8 4 TU-L
ROUT R-CH 3 TU-R
9 R-CH
6 CD-L
5 CD-R
R-CH
I2C-SCL
SCL 18
I2C-SDA
SDA 19
RSSI 14 93 VSM
D512
5 UNISO
6 UNISI
7
UNISCK
21 Z-MUTE
52 CD_ON
20 CDM_ON
D510
12 RESET
BU+3.3V 43 SYSRST
44 BUSON
19
BUIN
1 VOUT
S702
RESET
BU+3.3V REG
BU+3.3V
ELECTRONIC VOLUME
IC401
SUB-L 30
SUB-R 31 R-CH
MUTE
Q481
OUT-FL 34
OUT-RL 32
OUT-FR 35 R-CH (FRONT)
OUT-RR R-CH (REAR)
33
MUTE
Q441
I2C-SCL
SCL 37
I2C-SDA
SDA
38
SACLK
27
MUTE
SADA 28
CONTROL SWITCH
SAOUT 29
Q478,479
SYSTEM CONTROL
IC501 (1/2)
SAIN 83
SADATD 89
SACLK 90
I2C-SCL
D511
I2C_SCK 29
I2C-SDA
I2C_SIO 30
ATT
56
BEEP 28
AMPSTB 58
DIAG 57
ACC IN 55
BUS INTERFACE
IC580
UNI SI
8
DATA OUT
UNI SO
9 DATA IN
BU IN
10
B/U-C
UNISCK
11 CLK IN
BUS ON
12
BUS IN
SYSRST
13 RST
RESET
IC602
VDD 2 BU +3.3V
LINK OFF
B.U +5V
IC681
15 15
R-CH
R-CH
I2C BUS CONTROLLED POWER AMP
/MULTIPLE VOLTAGE REGULATOR
IC750
12 IN-FL
OUT-FL+
5
11 IN-RL
OUT-FL– 3
OUT-RL+ 9
MUTE OUT-RL–
7
Q461
R-CH
R-CH
D479
BATT
AMP-REM 29
I2C-SCL ANT-REM 27
4 SCL
I2C-SDA
BATT
2 SDA
VP 35
VP1 20
VP2 6
BU+B 37
B.U+5V
AUDIO+B 30 AUDIO +8.5V
SERVO+3.3V
31 SERVO+3.3V
MECHA+6V 33 MECHA+6V
16 BEEP
PANEL+B 34
PANEL+B
22 STB
25 DIAG
ACCESSORY CHECK
Q631
TH580
OVER VOLTAGE
BATT
BATT 3
CHECK BATT
Q580,D580,D581
7
4 1
CLK 4
CONTROL
DATA I/O 6 5 2
6 3
BUS ON/OFF
8
BUS ON 1
SWITCH
Q586
RST 2
LINK ON/OFF R-CH L-CH.
SWITCH
S P
Q587
: CD PLAY
: FM
: AM
: AUX
: BUS AUDIO
CDX-GT34W/GT340
J330
(2/2)
L
REAR/SUB
R
AUDIO
OUT
L
FRONT
R
CN601
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
7
ACC
CN580
BUS
IN