Sony CDX-CA710X Addendum to, Руководство по обслуживанию

Страница: 16 / 44

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