Sony CDX-1300 / CDX-3800 / CDX-3900 Service Manual ▷ View online
21
• IC Block Diagrams
IC102 AN8835SB-E1
IC103 BA5984FP-E2
A
B
F
E
A CH
B CH
RF DET
RF EQ
OFFR DET
3 TENV
AGC
BDO DET
VCBA
F CH
E CH
VCBA
RX
RX
28
27
26
25
24
23
22
21
20
19
18
17
16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
GND
LD ON
BDO
CEA
CSBRT
ARF
CAGC
RFI
RFO
LD
LPD
VCC
PDB
PDA
15
PDF
PDE
V
REF
F BAL
T BAL
TE
CCRS
TE BPF
ENV
V DET
OFFR
CROSS
NRF DET
FE
+
–
+
–
+
–
REV
FWD
OUT B
OUT A
+
–
+
–
+
–
+
–
+
–
+
–
MUTE
+
–
+
–
+
–
+
–
+
–
+
–
+
–
LEVEL
SHIFT
LEVEL
SHIFT
–
+
LEVEL
SHIFT
–
+
LEVEL
SHIFT
–
+
–
+
VCC
LOADING DRIVER
24
23
22
21
20
19
18
17
16
15
4
5
6
7
8
9
10
11
12
13
14
2
1
3
27
28
26
25
REV
OPIN4(+)
OPIN4(–)
OPOUT4
OPIN3(+)
OPIN3(–)
OPOUT3
MUTE
BIAS
GND
VO3(–)
VO3(+)
VO4(–)
VO4(+)
FWD
O
PIN1(+)
O
PIN1(–)
OPOUT1
O
PIN2(+)
O
PIN2(–)
OPOUT2
VCC
VOL(–)
VOL(+)
VO2(–)
VO2(+)
VO1(–)
VO1(+)
22
IC400 LC75374E
IC700 TB2118F (EL)
+
–
–
+
–
–
+
–
–
+
–
+
–
+
–
–
+
–
–
+
–
+
–
+
–
+
–
–
+
–
–
+
–
+
–
DECODER
LATCH
SHIFT
REGISTER
CONTROL
–
+
+
–
–
1
2
3 4
5
6 7 8
9 10
20
19
18
17
16
15
14
13
12
11
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
LSELO
L4
L3
L3
L2
L1
VDD
R1
R2
R3
R4
R4
RSELO
RVRIN
RCOM
RT1
RT2
RT3
RTOUT
RSIN
NC
NC
RSB1
RSB2
RFIN
RFOUT
RROUT
VSS
CL
DI
CE
VREF
LROUT
LFOUT
LFIN
LSB2
LSB1
NC
NC
LSIN
LTOUT
LT3
LT2
LT1
LCOM
LVRIN
OSCILLATOR
SERIAL
INTERFACE
REFERENCE
DIVIDER
PHASE
COMPARATOR
REGULATED
POWER SUPPLY
REF
ON/OFF
18 BIT
22 BIT
18 BIT
40BIT SHIFT
REGISTER
12 BIT
PROGRAMMABLE
COUNTER
I/O PORT
OUTPUT PORT
20 BIT
IF COUNTER
4 BIT
SWALLOW
COUNTER
PRESCALER
AMP
AMP
AMP
SELECT
SELECT
+
–
+
–
24 XI
23 A GND
22 REG
21 VCC
20 AM CP
19 VT
21 VCC
20 AM CP
19 VT
18 FM CP
17 D GND
16 AM IN
15 FM IN
14 VDD
13 IFC
1
2
3
4
5
6
7
8
9
10
11
12
XO
OSC
CE
D IN
CK
D OUT
SR
I/O 1
I/O 2
OUT1
OUT2
VDD2
BUFF
SIG
23
MG-310-153
TU700
1
2
3
5
4
7
10
11
8
9
6
F901
12
#1
#1
#6
#6
#6
#1
#1
#2
#2
#2
13
SECTION 4
EXPLODED VIEWS
NOTE:
• The mechanical parts with no reference
number in the exploded views are not supplied.
• Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
Some delay should be anticipated
when ordering these items.
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Color Indication of Appearance Parts
Example :
KNOB, BALANCE (WHITE) ... (RED)
Parts Color Cabinet’s Color
• Accessories and packing materials and
hardware (# mark) list are given in
the last of this parts list.
the last of this parts list.
The components identified by
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
Les composants identifiés par une
marque 0 sont critiques pour
la sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
marque 0 sont critiques pour
la sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
Ref. No.
Part No.
Description
Remark
4-1. CHASSIS SECTION
R
Ref. No.
Part No.
Description
Remark
R
* 1
3-034-437-02 COVER
2
3-376-464-11 SCREW (+PTT 2.6X6), GROUND POINT
* 3
A-3294-815-A MAIN BOARD, COMPLETE (3900)
* 3
A-3294-817-A MAIN BOARD, COMPLETE (1300)
* 3
A-3294-819-A MAIN BOARD, COMPLETE (3800)
* 4
3-043-234-01 BRACKET (IC)
* 5
3-043-233-01 HEAT SINK
6
X-3377-240-4 PANEL ASSY, SUB
* 7
3-034-436-03 CHASSIS
* 8
3-034-455-03 SHEET (INSULATING)
9
1-792-194-31 CORD (WITH CONNECTOR) (POWER)
10
X-3367-636-1 LOCK ASSY
11
3-038-300-01 SPACER (WASHER)
12
3-042-244-11 SCREW (T)
13
3-360-123-01 PLATE (C), GROUND
F901
1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) 10A
TU700
A-3220-689-A TUNER UNIT (TUX-010/2(E))
24
52
53
54
55
57
58
56
59
60
62
61
LCD800
63
64
51
not supplied
(KEY board)
(KEY board)
#3
#3
4-2. FRONT PANEL SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
3-035-311-02 PANEL, BACK
* 52
3-034-440-02 PLATE (LCD), GROUND
* 53
3-034-454-01 SHEET (LCD)
* 54
3-034-453-01 SHEET (DIFFUSION)
* 55
X-3377-104-1 HOLDER (LCD) ASSY
56
3-035-316-01 SHEET (GUIDE)
57
3-045-627-11 BUTTON (SOURCE)
58
3-034-450-04 BUTTON (+.–)
59
3-034-443-02 BUTTON (6 KEY)
60
3-034-451-04 BUTTON (AMS)
61
3-034-445-11 BUTTON (EJECT)
62
X-3378-996-1 PANEL ASSY, FRONT (1300)
62
X-3378-998-1 PANEL ASSY, FRONT (3800)
62
X-3378-999-1 PANEL ASSY, FRONT (3900)
63
3-035-312-01 BUTTON (RELEASE)
64
3-008-667-01 SPRING (RELEASE)
LCD800 1-803-966-11 DISPLAY PANEL, LIQUID CRYSTAL
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