Block Diagram -Main Section - Sony CDX-F7710S Service Manual

CDX-F7710/F7710S/F7715X/F7750/F7750S
3-2. BLOCK DIAGRAM — MAIN SECTION —
TUX501
(TUNER UNIT)
TUNER LCH 4
TUNER RCH 3
J601
1 ANT
(ANTENNA)
VCC 10
TU VDD 11
E2P VDD 15
TU-SCL 13
14
TU-SDA
S-METER 6
TU MUTE 7
E2P SCL 16
E2P SDA 17
8
MUTE CONDITION
5
QUALITY
RDS 9
8.664MHz
EXCEPT F7715X
• R-CH is omitted due to same as L-CH.
• Signal Path
: CD PLAY
: FM
: AM/MW/LW
CDX-F7710/F7710S/F7715X/F7750/F7750S
ELECTRONIC VOLUME
IC401
PB LCH
4
PB RCH 7
OUTSW 17
CD
A CD-L
42 CD LCH
SECTION
R-CH 43 CD RCH
(Page 15)
OUT RF 22
OUT RR 21
40 TUNER LCH
41 TUNER RCH
OUT LF 25
OUT LR 24
SA IN 14
SA OUT 16
AU+8.3V MUTE 15
TU+5V
SCL 13
BU+3.3V
SDA 12
SCL
SDA
SYSTEM CONTROL
IC303 (2/3)
I2C SCK 31
I2C SIO 32
38 VSM
VOL ATT 93
91 TU ATT
ATT 4
20 EE SCK
BEEP 5
19 EE SIO
STB 2
53 TU ATT IN
DIAG 1
SA IN 36
39 QUALITY
SA CLK
94
Q380
BUS/AUX
100
92 NS MASK
ACC IN 99
RDS DEMODULATOR TEL ATT 97
IC550
TEST IN
96
SCL
16 MPX SCL 11
SDA ILL IN 95
SDA 12
10 XTO
X550
INTN 15 54 DAVN
9 XTI
BU IN 51
UNI SI 56
UNI SO 57
UNI CLK 58
BUS ON
28
SYS RST 29
SYS RST
LINK OFF
BUS ON
CD UNI SCK
B
SECTION
UNI SO
(Page 15) UNI SI
ATT
BU CHK
AMP
IC470
3 1
MUTE
Q470
AMP
R-CH
IC402
11 13
8 14
R-CH MUTE MUTE
Q181 Q171
AMP
IC431
3 1
5 7
MUTE MUTE
Q451 Q450
SCL
SDA
D401
MUTE CONTROL
BATT
Q401,402
SCL SDA
SCL
SDA
D400
D402
RDS B+ SWITCH
RDS+3.3V BU+3.3V
Q551,552
EXCEPT F7715X
BUS INTERFACE BU+3.3V
IC110
BATT
3
10 B CHK
6
DATA I/O
8 DATA OUT
D271
CLK 4
9 DATA IN
11 CLK IN
BUS ON 1
12 BUSON
RST 2
13 RST
D302
D304
DISPLAY
RESET C
SECTION
16 16
GROUND SW
Q408
L
R
R-CH
L
R-CH R
L
R
R-CH
I2C BUS CONTROLLED POWER AMP/
MULTIPLE VOLTAGE REGULATOR
IC201
CNP101
1
12 INFL FL+ 5
FL+
9
FL–
3 FL–
11 INRL
2
RL+
9 RL+
10
RL– 7 RL–
4
FR+
12
FR–
R-CH 3
RR+
11
RR–
5
SW1 29
AMP-REM
6
SW2 27
ANT-REM
F901
16
2 SDA
(VP)REG 35 BATT
4 SCL VP1 20
BATT
VP2
6
REG1 30 AU+8.3V
REG2 37
BU+5V
16 ACGND
REG3 31
CD+3.3V
22 STB
REG4 33
CD+6V
25 DIAG
REG5 34 ILL+10V
7
ACCESSORY CHECK
ACC
Q102
13
TEL ATTENATION CHECK
ATT
Q103
15
TEST
14
ILLUMINATION CHECK
ILL
Q907
+3.3V REG
TU+5V REG
BU+5V TU+5V AU+8.3V
IC301
Q501
D105
BATT DET
BATT
6
Q101
5
4
BUS ON SWITCH
Q110,112
TH100
(Page 17)
BATT
LINK ON/OFF
SWITCH
Q111
CN401
(SUB OUT(MONO))
BUS
AUDIO IN
AUX IN
REAR
PJ401
AUDIO OUT
FRONT
AUDIO OUT
CNP102
8
BUS
CONTROL IN
3
2
1
7