Diagrams; Block Diagram -Main Section - Sony CDX-GT71W Service Manual

5-1. BLOCK DIAGRAM — MAIN SECTION —
PJ401 (1/2)
BUS L
AUDIO
BUS-RCH
R
IN
CD L
CD R CD-RCH
A ATT
CD ON
CDM ON
Z MUTE
EJECT OK
OPEN REQ
CD
SYS RST
MECHANISM
BU IN
UNIT
BUS ON
(MG-101FA)
LINK OFF
UNI CLK
UNI SI
UNI SO
DR+6V MECHA+6V
BU+3.3V BU+3.3V
A+3.3V SERVO+3.3V
D+3.3V
J991
AUX
AUX R-CH
TUX501
(TUNER UNIT)
L-CH 4
PJ501 R-CH 3
TU-RCH
1 ANT
(ANTENNA)
AUDIO+8.3V
VCC 10
TUNER+5V
REG
VDD+5V 11
Q501
E2PVDD 15
BU+3.3V
SCL
TU-SCL 13
SDA
TU-SDA 14
S-METER 6
TU MUTE 7
16
E2P SCL
E2P SDA 17
QUALITY 5
MUTE CON 8
9
RDS
X551
8.664MHz
GT710:AEP,UK MODEL
CDX-GT71W/GT710/GT760
SECTION 5

DIAGRAMS

ELECTRONIC VOLUME
IC401
OUTR1
OUTR2
1 BUS-LCH
BUS-RCH 2 BUS-RCH
OUTF1
5 CD-LCH
OUTF2
CD-RCH 6 CD-RCH
OUTS1
CDON
7 AUX-LCH
CDMON
AUX-RCH 9 AUX-RCH
CLK
ZMUTE
DATA
EJECT OK
3 TU-LCH
SOUT
OPEN REQ
TU-RCH 4 TU-RCH
MUTE
SYS RST
SCL
BU CHK
SDA
BUS ON
LINK OFF
UNI CLK
UNI SI
UNI SO
SYSTEM CONTROL
DISPLAY
PLAG IN B
SECTION
(Page 26) CDMON
16 CDM ON
CDON
49 CD ON
ZMUTE
50 Z DET
EJECT OK
47 EJECT OK
OPEN REQ
46 OPEN REQ
AUDIO+8.3V
BU+3.3V
REG BU+5V
IC301
83 VSM
21 TUNER ATT
23 EECKO
22 EESIO
NOISE MASK
SWITCH
19 NS MASK
Q380
82 QUALITY
18 TUNER ATT-IN
RDS DEMODULATOR
IC551
SCL
SCL 11
SDA
SDA 12
16 MPX
INTN 15 17 DAVN
RDS+3.3V
10 XTO
VDDA 1
SWITCH BU+3.3V
Q551,552
VDDD 7
9 XTI
24
23 R-CH
MUTE
Q181
26
25
R-CH
MUTE
Q171
22
E CLK
17
E DATA
18
SOUT
19
E MUTE
28
SCL
29
SDA
MUTE CONTROL
30
SWITCH
Q401,402
D402
IC303 (1/2)
E CLK
E CLK 37
E DATA
E DATA
36
SOUT
SP IN 85
E MUTE
E MUTE
35
SCL
I2C CKO 27
SDA
I2C SIO 28
ATT 25
BEEP 20
AMPSTB
41
AMP DIAG
40
ACC IN 52
ILLUMINATION CHECK
ILL IN 51
Q121
TEL ATT 53
TEST IN 54
BUS ON 57 12
UNICKO 5 11
BU IN 73 10
UNI SI 4 8
3 9
UNI SO
D128
SYS RESET 56 13 RST
D301
RESET
STBY
25 25
PJ401 (2/2)
R-CH
R-CH
I2C BUS CONTROLLED POWER AMP/
MUTE
MULTIPLE VOLTAGE REGULATOR
Q470
IC201
CNP101
OUT FL+
12 IN FL 5
OUT FL– 3
11 IN RL
D401
OUT RL+ 9
BATT
OUT RL– 7
R-CH
AMP REM
29
ANT REM 27
BATT F901
SDA
2 SDA
VP 35
SCL
4 SCL
VP1 20
VP2 6
AUDIO+B 30
AUDIO+8.3V
BU+B 37 BU+5V
16 AC_GND
SERVO3.3V 31
SERVO+3.3V
22 STB
MECHA6V 33 MECHA+6V
25 DIAG
ILL 34
ILL+10V
ACCESSORY CHECK
Q102
TELEPHONE ATTENATION
CHECK
Q103
BUS INTERFACE
IC110
D105
BATTERY
BUS ON
BATT 3
CHECK BATT
CLK IN
Q101
B CHK
DATA OUT
CLK 4 4
DATA IN
DATA I/O 6
5
6
BUS ON/OFF
BUS ON 1
SWITCH
Q110,111
RST 2
• R-CH is omitted due to same as L-CH.
• Signal Path
LINK ON/OFF
SWITCH
DISPLAY
A
Q112
SECTION
(Page 26)
CDX-GT71W/GT710/GT760
L
AUDIO OUT
REAR
R
L
AUDIO OUT
FRONT
R
L
(SUB OUT)
R
1
FL+
9
FL–
2
RL+
10
RL–
4
FR+
12
FR–
3
RR+
11
RR–
5
AMP-REM
6
ANT-REM
16
BATT
7
ACC
14
ILL
13
TEL ATT
15
TEST
TH100
BATT
7 CNP102
BUS
1
CONTROL IN
2
3
8
: CD PLAY
: FM
: AM/MW/LW
: BUS
: AUX