DOWNLOAD Sony SCD-XB780 Service Manual ↓ Size: 6.17 MB | Pages: 84 in PDF or view online for FREE

Model
SCD-XB780
Pages
84
Size
6.17 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
scd-xb780.pdf
Date
PREV: Sony MHC-RG66 / SS-RS66 Service Manual

Sony SCD-XB780 Service Manual ▷ View online

SCD-XB780
26
26
5-7.
SCHEMATIC  DIAGRAM  – RF Board –
•
 See page 42 for Waveforms.
•
 See page 45 for IC Block Diagram.
R020
R006
R007
C040
JL051
R083
R082
R084
R087
R086
R085
R066
C094
C064
C095
C060
R065
R029
R046
R036
R044
R025
R024
R023
C055
C052
C051
C048
JL003
R035
C047
JL002
JL001
C050
C003
C028
C090
C002
C038
C037
C029
L001
R019
R094
R021
C046
R022
C045
C041
C036
C039
C032
C031
JL081
R017
C025
C027
C030
C001
C023
R015
C022
R093
C016
C008
C026
C021
C017
C018
C020
C006
R004
CN002
IC001
R001
Q004
R005
Q005
R092
C015
D001
R097
Q001
Q003
R090
D002
C014
C007
R003
M3
S1
M2
CN003
CN005
C012
C011
C010
C009
C013
R008
C004
R002
C044
C043
C042
JL006
IC004
470
220
820
0.01
10k
10k
10k
10k
10k
10k
10k
22
10V
0.1
0.1
0.1
10k
47k
100
10k
8.2k
0
0
0
47
6.3V
0.1
0.1
0.047
0
0.1
22
10V
0.1
47
6.3V
1
2200p
100
6.3V
1000p
10
47
µ
H
33
33
10M
0.47
12k
1000p
0.01
0.1
0.1
0.1
0.1
470
0.1
0.1
22
10V
2200p
100
6.3V
33
1000p
33
180p
2200p
0.01
22p
22p
22p
22p
0.1
47k
6P
CXD1881AR-1
0
2SK3018
47k
2SK3018
0
10
1SS352-TPH3
33k
2SB1121-ST-TD
2SB1121-ST-TD
0
1SS352-TPH3
10
10
33k
25P
30P
5600p
2200p
2200p
2200p
5600p
2.2k
0.1
100
330p
0.033
0.033
NJM3403AV(TE2)
RFP
CD_LD
SP+
SP-
LIM_SW
SD-
SD+
SP-
SP+
LIM_SW
SD+
SD-
TD-
TD+
A
B
C
D
VMOD
FD-
FD+
FD-
FD+
TD-
TD+
C
D
_
E
L
D
O
N
M
IR
R
D3V
D3V
S
D
E
N
D
A
T
A
_
R
F
C
L
K
_
R
F
F
E
/P
I
F
E
E
F
PI
MIRR
FE/PI
TE
PI
SDEN
DATA_RF
CLK_RF
LDON
FE
T
E
D
V
D
_
L
D
VMOD
C
D
_
L
D
B
RFP
C
D
A
DVD_CD_PD
DVD_LD
CDPDSW
DVDPDSW
DVD_CD_PD
DVDPDSW
CDPDSW
H
G
CD_F
E
H
F
G
CD_F
CD_E
TRK+
TRK-
FCS-
FCS+
MIRR
PI
TE
FE
SDEN
RFAC
D3V
D3V
CLK_RF
DATA_RF
A5V
A5V
AGND
AGND
LIM_SW
A3V
LIM_SW
SP+
SP-
SP+
SP-
LDON
TD-
TD+
FD-
FD+
SD-
SD+
SD+
SD-
CD_LD
CD_LDGND
A
D
E
C
GND
H
VC
RF
F
G
VCC
B
AVC
AVC
FE/PI
DVDPDSW
VMOD
CDPDSW
NC
CD_VR
DVD_CD_PD
LD_GND
DVD_LD
DVD_LDGND
DVD_VR
SUMMING AMP,
PI ERROR AMP,
AVC BUFFER
SACD/CD RF AMP
FOCUS/TRACKING ERROR AMP
PHOTO DIODE
CONTROL SWITCH
(FOR CD)
S
S
PHOTO DIODE
CONTROL SWITCH
(FOR SACD)
(FOR SACD)
AUTOMATIC
POWER CONTROL
AUTOMATIC
POWER CONTROL
(FOR CD)
(LIMIT)
(SLED)
(SPINDLE)
VCC
VEE
The components identified by mark 
0
 or dotted
line with mark 
0
 are critical for safety.
Replace only with part number specified.
(Page 30)
SCD-XB780
27
27
1
5
CN151
M151
(LOADING)
M
S152
LOADING
IN
S151
LOADING
OUT
MAIN
BOARD
CN703
1-645-721-
21
(21)
LOADING BOARD
K
A
B
C
D
1
2
3
4
5
6
7
8
A
MAIN
BOARD
CN780
33
48
16
1
49
64
32
17
RF BOARD
(COMPONENT SIDE)
M3
(SPINDLE)
M
M2
(SLED)
S1
(LIMIT)
M
OPTICAL PICK-UP
BLOCK
KHM-234AMA
1-680-791-
21
(21)
E
E
RF BOARD   
(CONDUCTOR SIDE)
1-680-791-
21
(21)
IC001
IC004
S
D
G S
D
G
5-8.
PRINTED  WIRING  BOARDS  – RF/LOADING Boards –
•
 See page 25 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D001
D-4
D002
D-4
IC001
B-3
IC004
D-4
Q001
B-4
Q003
B-4
Q004
D-3
Q005
D-3
(Page 28)
(Page 28)
SCD-XB780
28
28
IC701
IC801
IC901
IC509
IC503
IC703
IC501
IC505
IC814
MAIN BOARD
(COMPONENT SIDE)
TP703
(RFAC)
TP704
(AGND)
132
133
176
1
44
45
88
89
132
133
176
1
44
45
88
89
1
25
75
51
26
50
100
76
1
20
60
41
40
21
61
80
TP514
(RFCK)
TP517
(WFCK)
TP513
(TE)
TP506
(FE)
TP504
(AVC)
5
4
1
3
5
4
1
3
TP808
(DG)
5
4
1 3
A
RF
BOARD
CN005
K
LOADING
BOARD
CN151
1
5
E
POWER BOARD
CN904
B
AUDIO BOARD
CN304
C
AUDIO BOARD
CN303
F
DISPLAY BOARD
CN801
D
AUDIO BOARD
CN302
1-684-066-
11
1
2
3
4
5
6
7
8
9
10
A
B
C
D
E
F
G
H
I
J
5-9.
PRINTED  WIRING  BOARD  – MAIN Board (Component Side) –
•
 See page 25 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
IC501
F-3
IC503
H-4
IC505
F-3
IC509
C-3
IC701
C-6
IC703
A-7
IC801
D-9
IC814
D-8
IC901
G-6
(Page 27)
(Page 27)
(Page 40)
(Page 37)
(Page 37)
(Page 37)
(Page 38)
SCD-XB780
29
29
IC808
IC706
IC813
IC812
IC811
IC702
IC903
IC904
IC504
IC502
IC512
IC905
IC708
1-684-066-
11
MAIN BOARD
(CONDUCTOR SIDE)
1
25
26
50
1
11
12
22
33
23
44
34
1
14
28
15
14
25
10
1
20
13
5
2
3
1
1
3
2
1
2
3
4
5
6
7
8
9
10
A
B
C
D
E
F
G
H
I
J
E
E
5-10. PRINTED  WIRING  BOARD  – MAIN Board (Conductor Side) –
•
 See page 25 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D903
A-4
D904
A-3
IC502
F-9
IC504
G-9
IC512
H-10
IC702
E-3
IC706
B-5
IC708
B-6
IC808
C-3
IC811
E-5
IC812
E-4
IC813
D-4
IC903
G-4
IC904
G-6
IC905
H-9
Q701
J-6
Q702
J-7
Page of 84
Display

Click on the first or last page to see other SCD-XB780 service manuals if exist.

RANDOM: