Block Diagram -Tuner Section - Sony CDX-CA710X Service Manual

CDX-CA710X/CA790X
3-3. BLOCK DIAGRAM — TUNER SECTION —
J501
1 ANT
(ANTENNA)
D104
BATT
D105
3
CN101
2
BUS
1
CONTROL IN
(Page 15)
4 PDL+
A
R-CH 7 PDR+
TUNER UNIT
TUX501
CD
CDL 42
SECTION R-CH 43 MDR
L 4 40
R-CH 41 AMR
R-CH
R 3
14
16
15
13
12
AU8V
VCC
10
TUNER
TU VDD
11 +5V REG
Q501
TU SDA
14 45
TU SCL 13 47
70
2
71
S-METER
6 3
MUTE CONDITION
8 30
TU MUTE 7 88
E2PROM SDA 17 86
E2PROM SCL 16 87
BUS INTERFACE
IC301
BATT CHECK
3 BATT
Q101
B/U-C 10 28
BUSON 12 25
8 DATA IN 9 42
8 43
DATA OUT
1 BUSON
6
11 44
CLK IN
5 6 DATA I/O
13 24
RST
4 4 CLK
7
BATT
2 RST
ELECTRONIC VOLUME
IC401
OUTLR 24
MUTE
R-CH
OUTRR 21
MDL Q406
AML ACOUTL 32
ACINL 31
ACINR R-CH
SAIN 33
SAOUT
MUTE OUTLF
25
SCL
OUTRF 22 R-CH MUTE
SDA Q404
SYSTEM CONTROL
IC303 (2/3)
LINE MUTE
ATT 69 CONTROL
I2C SIO
Q401,402
I2C CKO
VOL ATT
BEEP 35
LV DATA STB 48
LV CLK DIAG 49
A5V
VSM
D5V
TU ATT IN
AU5V
TU ATT
EE SIO
U-COM+5V
EE CKO
TEST IN 37
BU IN
BUSON TEL ATT 40
UNISO
UNISI
ACC IN 38
UNICKO
SYSRST
16 16
J401
L
-1
BUS AUDIO IN
R-CH R
-2
L
-3
AUDIO OUT
R-CH R
-4
POWER AMP/VOLTAGE REGULATOR
IC201
CNP101
FL+
IN FL FL IN 5 1 FL+
12 FL-
3 9 FL-
RL+
9 2 RL+
RL IN IN RL
11 RL-
10 RL-
7
VP1 20 BATT
4 SCL
VP2 6
2 SDA
4
FR+
12 FR-
R-CH
3 RR+
11 RR-
16 ACGND
SW1
D120
22 STB 29 5 AMP R
SW2
D121
25 DIAG 6 ANT R
27
SW
BATT
31
VP
35 18
DR6V 33
F901
BATT
37 REG
10A
AU8V 30
17
KEY+B 34
16 +B
15 TEST
TEL ATT SW
13 ATT
Q103
ACC DET
7 ACC
Q102
8
GND
• Signal path
: FM
: AM
: CD
• R-ch is omitted due to same as L-ch.