Sony CDX-4240R / CDX-4250R (serv.man2) Service Manual ▷ View online
8
8
CDX-4240R/4250R
8. SCHEMATIC DIAGRAM — MAIN SECTION (3/3) —
Note:
• Voltage is dc with respect to ground under no-signal
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
(
no mark : FM
(
) : MW
<
> : CD PLAY
((Page 9))
((Page 6))
((Page 7))
9
9
9. SCHEMATIC DIAGRAM — DISPLAY SECTION —
Note:
• Voltage is dc with respect to ground under no-signal
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
no mark : FM
((Page 8))
CDX-4240R/4250R
10
10
CDX-4240R/4250R
10. PRINTED WIRING BOARD — DISPLAY SECTION —
((Page 5))
LED501
B-3
LED502
B-2
LED503
B-1
LED504
C-2
LED505
C-3
(Q502)
B-13
(Q505)
B-13
(D501)
B-10
(D502)
B-12
(D503)
B-10
(D506)
B-11
(D507)
C-10
(D508)
C-10
(IC501)
C-8
• Semiconductor Location
Ref. No.
Location
Ref. No.
Location
(
) : SIDE B
11
NOTE:
• Due to standardization, replacements in
the parts list may be different from the
parts specified in the diagrams or the
components used on the set.
parts specified 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.
original 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 ordering these items.
Some delay should be anticipated
when ordering these items.
• SEMICONDUCTORS
In each case, u : µ, for example:
uA.. : µA..
uA.. : µA..
uPA.. : µPA..
uPB.. : µPB.. uPC.. : µPC.. uPD.. : µPD..
• CAPACITORS
uF : µF
• COILS
uH : µH
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
When indicating parts by reference
number, please include the board.
number, please include the board.
DISPLAY
11. ELECTRICAL PARTS LIST
DISPLAY BOARD
**************
**************
*
3-030-985-01 HOLDER, LCD
*
3-030-986-01 PLATE (LCD), LIGHT GUIDE
*
3-030-994-01 BRACKET (LCD)
*
3-032-198-01 SHEET (E)
*
3-032-199-01 SHEET (ESD)
*
3-032-289-01 SHEET (DIFFUSION 5)
< CAPACITOR >
C503
1-163-251-11 CERAMIC CHIP
100PF
5%
50V
C504
1-110-501-11 CERAMIC CHIP
0.33uF
10%
16V
C505
1-163-037-11 CERAMIC CHIP
0.022uF
10%
25V
< CONNECTOR >
CNP502 1-764-423-11 PIN, CONNECTOR 12P
< DIODE >
D501
8-719-069-54 DIODE UDZS-TE17-5.1B
D502
8-719-069-54 DIODE UDZS-TE17-5.1B
D503
8-719-914-43 DIODE DAN202K-T-146
D506
8-719-069-56 DIODE UDZS-TE17-6.2B
D507
8-719-069-56 DIODE UDZS-TE17-6.2B
D508
8-719-069-56 DIODE UDZS-TE17-6.2B
< IC >
IC501
8-759-366-34 IC LC75824E
< JUMPER RESISTOR >
JR512
1-216-295-00 SHORT
0
JR550
1-216-295-00 SHORT
0
JR551
1-216-295-00 SHORT
0
(GREEN)
JR552
1-216-295-00 SHORT
0
(GREEN)
< LIQUID CRYSTAL DISPLAY >
LCD501 1-803-440-11 DISPLAY PANEL, LIQUID CRYSTAL
< DIODE >
LED501 8-719-987-45 LED CL-155Y/PG-CD-TL
LED502 8-719-987-45 LED CL-155Y/PG-CD-TL
LED503 8-719-987-45 LED CL-155Y/PG-CD-TL
LED504 8-719-987-45 LED CL-155Y/PG-CD-TL
LED505 8-719-987-45 LED CL-155Y/PG-CD-TL
LED502 8-719-987-45 LED CL-155Y/PG-CD-TL
LED503 8-719-987-45 LED CL-155Y/PG-CD-TL
LED504 8-719-987-45 LED CL-155Y/PG-CD-TL
LED505 8-719-987-45 LED CL-155Y/PG-CD-TL
< SWITCH >
LSW511 1-762-141-12 SWITCH, KEY BOARD (WITH LED) (
6)
(AMBER)
LSW511 1-762-142-12 SWITCH, KEY BOARD (WITH LED) (
6)
(GREEN)
LSW512 1-762-141-12 SWITCH, KEY BOARD (WITH LED) (AF/TA)
(AMBER)
LSW512 1-762-142-12 SWITCH, KEY BOARD (WITH LED) (AF/TA)
(GREEN)
LSW513 1-762-141-12 SWITCH, KEY BOARD (WITH LED) (PTY)
(AMBER)
LSW513 1-762-142-12 SWITCH, KEY BOARD (WITH LED) (PTY)
(GREEN)
LSW514 1-762-617-21 SWITCH, KEY BOARD (WITH LED) (10)
(AMBER)
LSW514 1-762-619-21 SWITCH, KEY BOARD (WITH LED) (10)
(GREEN)
LSW515 1-762-617-21 SWITCH, KEY BOARD (WITH LED) (9) (AMBER)
LSW515 1-762-619-21 SWITCH, KEY BOARD (WITH LED) (9) (GREEN)
LSW515 1-762-619-21 SWITCH, KEY BOARD (WITH LED) (9) (GREEN)
LSW516 1-762-617-21 SWITCH, KEY BOARD (WITH LED) (8) (AMBER)
LSW516 1-762-619-21 SWITCH, KEY BOARD (WITH LED) (8) (GREEN)
LSW517 1-762-617-21 SWITCH, KEY BOARD (WITH LED) (7) (AMBER)
LSW517 1-762-619-21 SWITCH, KEY BOARD (WITH LED) (7) (GREEN)
LSW518 1-762-617-21 SWITCH, KEY BOARD (WITH LED) (6) (AMBER)
LSW516 1-762-619-21 SWITCH, KEY BOARD (WITH LED) (8) (GREEN)
LSW517 1-762-617-21 SWITCH, KEY BOARD (WITH LED) (7) (AMBER)
LSW517 1-762-619-21 SWITCH, KEY BOARD (WITH LED) (7) (GREEN)
LSW518 1-762-617-21 SWITCH, KEY BOARD (WITH LED) (6) (AMBER)
LSW518 1-762-619-21 SWITCH, KEY BOARD (WITH LED) (6) (GREEN)
LSW519 1-762-617-21 SWITCH, KEY BOARD (WITH LED) (5) (AMBER)
LSW519 1-762-619-21 SWITCH, KEY BOARD (WITH LED) (5) (GREEN)
LSW520 1-762-617-21 SWITCH, KEY BOARD (WITH LED) (4) (AMBER)
LSW520 1-762-619-21 SWITCH, KEY BOARD (WITH LED) (4) (GREEN)
LSW519 1-762-617-21 SWITCH, KEY BOARD (WITH LED) (5) (AMBER)
LSW519 1-762-619-21 SWITCH, KEY BOARD (WITH LED) (5) (GREEN)
LSW520 1-762-617-21 SWITCH, KEY BOARD (WITH LED) (4) (AMBER)
LSW520 1-762-619-21 SWITCH, KEY BOARD (WITH LED) (4) (GREEN)
LSW521 1-762-617-21 SWITCH, KEY BOARD (WITH LED) (3) (AMBER)
LSW521 1-762-619-21 SWITCH, KEY BOARD (WITH LED) (3) (GREEN)
LSW522 1-762-617-21 SWITCH, KEY BOARD (WITH LED) (OFF)
LSW521 1-762-619-21 SWITCH, KEY BOARD (WITH LED) (3) (GREEN)
LSW522 1-762-617-21 SWITCH, KEY BOARD (WITH LED) (OFF)
(AMBER)
LSW522 1-762-619-21 SWITCH, KEY BOARD (WITH LED) (OFF)
(GREEN)
LSW523 1-762-141-12 SWITCH, KEY BOARD (WITH LED) (SOURCE)
(AMBER)
LSW523 1-762-142-12 SWITCH, KEY BOARD (WITH LED) (SOURCE)
(GREEN)
LSW524 1-762-141-12 SWITCH, KEY BOARD (WITH LED) (DSPL)
(AMBER)
LSW524 1-762-142-12 SWITCH, KEY BOARD (WITH LED) (DSPL)
(GREEN)
LSW525 1-762-141-12 SWITCH, KEY BOARD (WITH LED) (SOUND)
(AMBER)
LSW525 1-762-142-12 SWITCH, KEY BOARD (WITH LED) (SOUND)
(GREEN)
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