Read Sony XR-4790 / XR-4800 / XR-7850 (serv.man2) Service Manual online
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SECTION 8
ELECTRICAL PARTS LIST
Ref. No.
Part No.
Description
Remark
NOTE:
• Due to standardization, replacements in the
parts list may be different from the parts speci-
fied in the diagrams or the components used
on the set.
fied in the diagrams or the components used
on the set.
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
one.
• RESISTORS
All resistors are in ohms.
METAL: Metal-film resistor.
METAL OXIDE: Metal oxide-film resistor.
F: nonflammable
METAL: Metal-film resistor.
METAL OXIDE: Metal oxide-film resistor.
F: nonflammable
• Items marked “*” are not stocked since they
are seldom required for routine service.
Some delay should be anticipated when order-
ing these items.
Some delay should be anticipated when order-
ing these items.
• SEMICONDUCTORS
In each case, u: µ, for example:
uA. .
uA. .
: µA. .
uPA. . : µPA. .
uPB. .
: µPB. .
uPC. . : µPC. .
uPD. .
: µPD. .
• CAPACITORS
uF: µF
• COILS
uH: µH
Ref. No.
Part No.
Description
Remark
CONNECTOR KEY
When indicating parts by reference
number, please include the board.
number, please include the board.
*
A-3309-913-A CONNECTOR BOARD, COMPLETE
***************************
(Included in MAIN BOARD, COMPLETE)
< CONNECTOR >
CN801
1-778-984-11 PIN, CONNECTOR (PC BOARD) 20P
CN802
1-778-985-11 PIN, CONNECTOR (ISO)
< DIODE >
D801
8-719-049-38 DIODE 1N5404TU
< COIL >
L801
1-416-046-11 COIL, CHOKE 400uH
< RESISTOR >
R801
1-249-417-11 CARBON
1K
5%
1/4W
R802
1-249-417-11 CARBON
1K
5%
1/4W
R803
1-249-429-11 CARBON
10K
5%
1/4W
< SWITCH >
S801
1-571-478-11 SWITCH, SLIDE (POWER SELECT)
************************************************************
KEY BOARD
**********
**********
*
3-010-375-01 SHEET (REFLECTOR) (XR-4790)
*
3-014-857-01 SHEET (LCD) (T) (XR-4790)
*
3-018-385-01 PLATE (LCD), LIGHT GUIDE (XR-4790)
*
3-018-386-01 HOLDER (LCD) (XR-4790)
*
3-018-611-01 HOLDER (LCD) (XR-4800)
*
3-018-612-01 PLATE, LIGHT GUIDE (XR-4800)
*
3-019-149-01 PLATE, LCD (XR-4800)
*
3-019-150-01 SHEET (REFLECTOR) (XR-4800)
*
3-019-151-01 PLATE (LCD), GROUND (XR-4800)
< CAPACITOR >
C901
1-163-033-00 CERAMIC CHIP
0.022uF
50V
C902
1-165-319-11 CERAMIC CHIP
0.1uF
50V
C903
1-165-319-11 CERAMIC CHIP
0.1uF
50V
C904
1-163-137-00 CERAMIC CHIP
680PF
5%
50V
< CONNECTOR >
CNP901 1-764-423-11 PIN, CONNECTOR 12P
< DIODE >
D901
8-719-420-90 DIODE MA8051-M
D902
8-719-422-64 DIODE MA8062-M
D903
8-719-422-64 DIODE MA8062-M
D904
8-719-422-64 DIODE MA8062-M
D905
8-719-422-64 DIODE MA8062-M
< IC >
IC901
8-759-443-68 IC LC75834JED
< SHORT >
JC901
1-216-295-11 SHORT (CHIP) 0 (XR-4790)
JC902
1-216-295-11 SHORT (CHIP) 0
JC951
1-216-296-00 SHORT (CHIP) 0
JC952
1-216-296-00 SHORT (CHIP) 0
< LIQUID CRYSTAL DISPLAY >
LCD901 1-801-966-11 DISPLAY PANEL, LIQUID CRYSTAL
< SWITCH >
LSW901 1-762-617-11 SWITCH, KEY BOARD (WITH LED) (OFF)
(AMBER)
LSW901 1-762-619-11 SWITCH, KEY BOARD (WITH LED) (OFF)
(GREEN)
LSW902 1-762-617-11 SWITCH, KEY BOARD (WITH LED) (SOURCE)
(AMBER)
LSW902 1-762-619-11 SWITCH, KEY BOARD (WITH LED) (SOURCE)
(GREEN)
LSW903 1-762-617-11 SWITCH, KEY BOARD (WITH LED)
(MODE/
*) (AMBER)
LSW903 1-762-619-11 SWITCH, KEY BOARD (WITH LED)
(MODE/
*) (GREEN)
LSW904 1-762-617-11 SWITCH, KEY BOARD (WITH LED)
(+
) +) (AMBER)
LSW904 1-762-619-11 SWITCH, KEY BOARD (WITH LED)
(+
) +) (GREEN)
LSW905 1-762-617-11 SWITCH, KEY BOARD (WITH LED)
( –
= 0) (AMBER)
LSW905 1-762-619-11 SWITCH, KEY BOARD (WITH LED)
( –
= 0) (GREEN)
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