Block Diagram -Main Section - Sony CDX-R30M Service Manual

CDX-R30M/R3310/R3410/R3410S
3-2. BLOCK DIAGRAM — MAIN SECTION —
TU1
(TUNER UNIT)
TUNER LCH 4
TUNER RCH 3
J1
1 ANT
(ANTENNA)
VCC 10
TU VDD 11
E2P VDD 15
TU-SCL 13
TU-SDA 14
S-METER 6
7
TU MUTE
E2P SCL 16
E2P SDA 17
• R-CH is omitted due to same as L-CH.
• Signal Path
: CD PLAY
: FM
: AM
: BUS AUDIO
CDX-R30M/R3310/R3410/R3410S
ELECTRONIC VOLUME
IC401
BUS LCH 5
BUS RCH 3
CD
A
CD-L 9 CD LCH
SECTION
OUT SUB L 17
(Page 15) R-CH 8 CD RCH
OUT SUB R 18
OUT FL 23
OUT FR 25
7 TUNER LCH
6 TUNER RCH
OUT RR
24
OUT RL 22
AUDIO+8.3V MUTE 29
TUNER+5V
SCL 30
BACKUP+3.3V
SDA 31
SCL
SDA
SYSTEM CONTROL
IC501 (2/3)
I2C CKO 33
I2C SIO 34
39 VSM
VOL ATT 9
12 TU ATT
ATT 86
25 EEP CKO
BEEP
5
24 EEP SIO
AMPSTB 26
DIAG 8
ACC IN
72
TEST IN 73
BU IN
54
UNI SI 58
D512(2/2)
UNI SO 59
UNI SCK
60
BUS ON 87
SYS RST 88
SYS RST
LINK OFF
BUS ON
CD UNI SCK
B
SECTION
UNI SO
(Page 15)
UNI SI
ATT
BU CHK
R-CH
R-CH
R-CH
MUTE MUTE
Q481 Q441
R-CH
MUTE
Q4
SCL
D479
SDA
MUTE CONTROL
BATT
Q478,479
SDA
SCL
SCL
SDA
D511
BUS INTERFACE
IC580
BATT 3
10 B/U-C
DATA I/O 6
8 DATA OUT
CLK 4
9 DATA IN
11 CLK IN
BUS ON 1
12 BUSON
13 RST
RST 2
D510(2/2)
C
RESET
TUNER+5V
16 16
R-CH
R-CH
R-CH
I2C BUS CONTROLLED POWER AMP/
MULTIPLE VOLTAGE REGULATOR
IC750
CN601
1
12 INFL OUT FL+
5 FL+
9
OUT FL– 3 FL–
11 INRL
2
OUT RL+ 9 RL+
10
OUT RL– 7 RL–
4
FR+
12
FR–
R-CH 3
RR+
11
RR–
5
AMP REM 29
AMP-REM
6
ANT REM 27
ANT-REM
FU601
16
2 SDA
VP 35 BATT
4 SCL VP1 20
BATT
VP2
6
REG1 30 AUDIO+8.3V
REG2 37
BACKUP+5V
16 BEEP
REG3 31
SERVO+3.3V
22 STB REG4
33 MECHA+6V
25 DIAG
REG5 34 PANEL+10V
7
ACCESSORY CHECK
ACC
Q631
15
TEST
D580,581
BATT DET
BATT
6
Q580
5
4
BUS ON SWITCH
Q586,587
TH580
DISPLAY
(Page 17) BATT
SECTION
TU+5V
REG AUDIO+8.3V BU+3.3V REG
BACKUP+3.3V
Q1 IC681
L
BUS
AUDIO IN
R AUX IN
L
REAR
PJ330
AUDIO OUT
R
L
FRONT
AUDIO OUT
R
R30M/R3310
CN580
8
BUS
CONTROL IN
3
2
1
7
BACKUP+5V