JVC KW-XC8 Manuale utente
SERVICE MANUAL
COPYRIGHT © 2002 VICTOR COMPANY OF JAPAN, LTD.
No.49761
2002/11
KW-XC8
CD/CASSETTE RECEIVER
49761200211
KW-XC8
This model is KW-XC8_UN that is added to the preceding model,the KW-XC828_U.
Therefore ,this service manual is consisting of diffrence parts list with KW-XC828_U.
Please refer to the service manual of KW-XC828_U.(issue No.49729)
KW-XC8
2
Parts list (General assembly) [P3-3 Block NO.M1MM]
Item parts name parts namber Q'ty
KW-XC828_U KW-SC8_UN
28 F.PLANEL LV10613-011B LV33945-001A 1
29 FINDER LV21159-010B LV21403-001A 1
30 PUSH BUTTON 1 LV33139-001A LV33934-001A 1
31 PUSH BUTTON 2 LV33140-001A LV33935-001A 1
32 PUSH BUTTON 3 LV33141-004A LV33936-001A 1
33 PUSH BUTTON 4 LV33142-004A LV33937-001A 1
34 PUSH BUTTON 5 LV21158-001A LV21404-001A 1
35 PUSH BUTTON 6 LV33143-001A LV33938-001A 1
36 PUSH BUTTON 7 LV33144-004A LV33939-001A 1
37 PUSH BUTTON 8 LV33145-004A LV33940-001A 1
38 PUSH BUTTON 9 LV33146-006A LV33941-001A 1
46 SPACER LV40846-030A ------------- 2
47 MAME PLATE LV33414-001A LV33875-001A 1
48 CAUTION LABEL LV42940-001A ------------- 1
61 BUTTON HOLDER L ------------- LV33942-001A 1
62 BUTTON HOLDER R ------------- LV33943-001A 1
63 CS GUIDE ------------- LV43265-001A 1
64 MINI SCREW ------------- VKZ4777-003 2
65 MINI SCREW ------------- VKZ4777-003 2
66 MINI SCREW ------------- VKZ4777-003 1
KW-XC8
3
Parts list (Packing) [P3-23 Block NO.M3MM]
Parts list (Accessories) [P3-23 Block NO.M5MM]
Item parts name parts namber Q'ty
KW-XC828_U KW-SC8_UN
P1 POLY BAG QPA0170350P ---------------- 1
P4 CARTON LV33415-001A LV33876-001A 1
Item parts name parts namber Q'ty
KW-XC828_U KW-SC8_UN
A1 INST BOOK LVT0835-001A ---------------- 1
(ENG,CHI,THA,ARA)
A2 SETTING MANUAL LVT0834-002A ---------------- 1
A3 MP3 MANUAL LVT0918-001A ---------------- 1
A4 VJC3300-001 BLIND PLATE ---------------- 1
(No.49761)
KW-XC8
MOBILE ELECTRONICS BUSINESS DIVISION
PERSONAL & MOBILE NETWORK BUSINESS UNIT. 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan
VICTOR COMPANY OF JAPAN, LIMITED
2002/11
Printed in Japan
SERVICE MANUAL
CD/CASSETTE RECEIVER
No.49729
Apr. 2002
COPYRIGHT 2002 VICTOR COMPANY OF JAPAN, LTD.
KW-XC828
KW-XC828
Area Suffix
U Ather Areas
Contents
Safety precaution
Disassembly method
Adjustment method
Flow of functional
operation unit TOC read
1-2
1-3
1-30
1-31
Maintenance of laser pickup
Replacement of laser pickup
Description of major ICs
1-33
1-33
1-36
E
X
DIRECTORY
SOUND
VOL VOL
SOURCE
RF
U
D
ATT
1-2
KW-XC828
!
CAUTION
Burrs formed during molding may be left over on some parts of the chassis. Therefore,
pay attention to such burrs in the case of preforming repair of this system.
Safety precaution
!
CAUTION
Please use enough caution not to see the beam directly or touch it in case of an
adjustment or operation check.
1-3
KW-XC828
Remove the four screws Aon both sides of the
body.
Release four joints aon both sides of the body using
a screwdriver and remove the front panel assembly
toward the front. The connector which connects the
front panel assembly with the rear section comes off.
1.
2.
Disassembly method
Removing the front panel assembly
(See Fig.1 ~ 3)
When reassembling, make sure that
connector CN501 on the front panel
assembly is securely connected to
CN701 on the main board (See Fig.3).
CAUTION:
A
A
A
A
CN701
CN501
Joint a
Joint a
Front panel assembly
Fig.1
Fig.2
Joint a
Joint a
Front panel assembly
Fig.3
Front panel assembly
1-4
KW-XC828
Prior to performing the following procedure, remove
the front panel assembly.
Remove the twelve screws B retaining the system
control board.
Remove the five screws Cretaining the switch
board.
Unsolder WR501 and WR502 of the wires
connecting the system control board with the switch
board.
1.
2.
3.
Removing the system control board /
switch board (See Fig.4 , 5) B
B
B
Switch board
Switch board
System control board
CC
B
WR502
WR502
WR501
WR501
WR502
Fig.4
Fig.5
System control board
B
1-5
KW-XC828
Prior to performing the following procedure, remove
the front panel assembly.
Remove the ten screws D, the screw Eand F
attaching the rear panel on the back of the body.
Remove the three screws Gand the two screws H
attaching the heat sink on the left side.
Remove the three screws Iattaching the CD player
section and the cassette player section on the both
sides of the body.
Disconnect the card wire from connector CN702 on
the main board in the CD player section on the back
of the body.
Remove the CD player section upward.
1.
2.
3.
4.
5.
Removing the CD player section /
cassette player section (See Fig.6 ~ 10)
When reassembling, joint the CD player
section and the cassette player section
at four joints b.
CAUTION:
D
D
E
D
G
GI
I
I
CN702
CD player section
Cassette player section
Joint b
F
H
Heat sink
Rear panel Fig.6
Fig.7
Fig.8
Fig.10Fig.9
Joint b
CD player section
Joint b Cassette player section
1-6
KW-XC828
Remove the three screws Jattaching the main
board. The connector CN601 on the main board is
disconnected from the CD mechanism control board.
1.
<CD player section>
Removing the main board (See Fig.11)
Prior to performing the following procedure, remove
the main board and MP3 board.
Remove the three screws Lattaching the CD
mechanism assembly.
1.
Removing the CD mechanism assembly
(See Fig.13)
Prior to performing the following procedure, remove
the front panel assembly, the CD player section and
the cassette player section.
When reassembling, securely connect
connector CN601 on the main board to
the connector on the CD mechanism
control board.
CAUTION:
Prior to performing the following procedure, remove
the main board.
Disconnect the wire from connector CN601on the
MP3 board.
Remove the five screws Kand the MP3 board,
releasing the joint cand d.
1.
2.
Removing the MP3 board (See Fig.12)
CN601
J
J
J
CD mechanism assembly
L
K
K
LL
Fig.11
Fig.12
Fig.13
Main board
CN601
Joint c
MP3 board
Joint d
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