SERVICE MANUAL
No.49594
Feb. 2001
COPYRIGHT
2001 VICTOR COMPANY OF JAPAN, LTD.
This service manual is printed on 100% recycled paper.
CH-X1000 /X000RF
CH-X1000 / CH-X1000RF
Contents
Safety precaution
Important for laser products
Location of main parts
Removal of main parts
Pickup replacement procedure
JC 12 Forced eject procedures
1-2
1-3
1-4
1-5
1-20
Troubleshooting
Wiring connections
Description of major ICs
1-21
1-27
1-28
CH-X1000RF is a combination of CH-X1000 and KS-RF37.
KS-RF37 is a combination of Remote control and the RF unit.
KS-RF37
CH-X1000
Area Suffix
J
Northern America
1-18
COMPACT DISC AUTOMATIC CHANGER
!
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
!
Please use enough caution not to see the beam directly or touch it in case of an
adjustment or operation check.
Important for laser products
1.CLASS 1 LASER PRODUCT
2.DANGER : Invisible laser radiation when open and inter
lock failed or defeated. Avoid direct exposure to beam.
3.CAUTION : There are no serviceable parts inside the
Laser Unit. Do not disassemble the Laser Unit. Replace
the complete Laser Unit if it malfunctions.
4.CAUTION : The compact disc player uses invisible
laserradiation and is equipped with safety switches
whichprevent emission of radiation when the drawer is
open and the safety interlocks have failed or are de
feated. It is dangerous to defeat the safety switches.
5.CAUTION : If safety switches malfunction, the laser is able
to function.
6.CAUTION : Use of controls, adjustments or performance of
procedures other than those specified herein may result in
hazardous radiation exposure.
VARNING : Osynlig laserstrålning är denna del är öppnad
och spårren är urkopplad. Betrakta ej strålen.
VARO
: Avattaessa ja suojalukitus ohitettaessa olet
alttiina näkymättömälle lasersäteilylle.Älä katso
säteeseen.
ADVARSEL : Usynlig laserstråling ved åbning , når
sikkerhedsafbrydere er ude af funktion. Undgå
udsættelse for stråling.
ADVARSEL : Usynlig laserstråling ved åpning,når
sikkerhetsbryteren er avslott. unngå utsettelse
for stråling.
REPRODUCTION AND POSITION OF LABELS
WARNING LABEL
DANGER : Invisibie laser radiation
when open and interlock or
defeated.
AVOID DIRECT EXPOSURE TO
BEAM
(e)
VARNING : Osynlig laserstrålning är
denna del är öppnad och spårren är
urkopplad. Betrakta ej strålen.
(s)
VARO : Avattaessa ja suojalukitus
ohitettaessa olet alttiina
näkymättömälle lasersäteilylle.Älä
katso säteeseen.
(d)
ADVARSEL :Usynlig laserstråling
ved åbning , når
sikkerhedsafbrydere er ude af
funktion. Undgå udsættelse for
stråling.
(f)
! CAUTION Please use enough caution not to
see the beam directly or touch it
in case of an adjustment or operation
check.
Caution.
This production
contains laser
component
of higher laser class
than Class 1.
Top panel of the unit
Gerateoberseite
Panneau superieur de l"appereil
1-3
Location of main parts
Bottom view
Top side view
Remove the main board view
Main board ass'y
Mechanism ass'y wire
Jack board ass'y
Mechanism board ass'y
Sensor board ass'y
Positioning
motor ass'y
Mechanism &
lifter unit
Positioning
motor ass'y
Feed motor
Spindle motor
Tray motor
Sensor board ass'y
Third gear
Magazine house
section
1. Remove the screw (1-a) to unlock the mounting direction
knob located on the side of the main unit.
2. Turn the mounting direction knob in the direction of the arrow
using a coin, etc. to remove it. (The knob can be removed
only when it is set to this position.)
3. Remove the four top cover fixing screws (1) at the triangle
(A) marks on the side of the main unit. (Perform the same
operation on both sides.)
4. Turn the unit upside down so the bottom surface is facing
upward.
5. Lift the rear edge of the bottom cover slightly and lift the side
by grasping the DIN jack section on the side panel, then
turn it toward the front (raise upward) to remove the bottom
cover.
6. Unhook the four catches located on both sides of the front
panel, and turn the front panel toward the top cover (lower
down) to remove the front panel.
Remove 1-a and
turn in the direction
of the arrow.
Fig. 1
Fig. 2
Fig. 3
Fig. 4
Exterior Section
Removing the Bottom Cover and Front Panel
Assembly
11
1
1
1-a
11
1
1
1-a
Remove 1-a and
turn in the
direction of the
arrow
Unhook catches
Unhook catches
The front panel can be
separated by raising the
cover.
Slightly lift the
jack section to
remove.
Disassembling Procedures
Perform operations according to the items to be disassembled.
Replacement of the Pickup
1. After removing the exterior (top and bottom)...
2. Proceed to the "Pickup Replacement" section.
3. When applying grease, refer to the Exploded View.
Use new grease.
Mechanism Section
1. Remove the exterior (required section only).
2. The mechanism section is designed so that each unit can be
removed separately.
3. When re-assembling, refer to the assembling precautions.
(Use new grease when applying grease.)
Removal of Main Parts