SERVICE MANUAL
DA
TA
English
CMS-B31TG6
CD MECHANISM
S/M Code No. 09-001-341-1N2
2
PROTECTION OF EYES FROM LASER BEAM DURING SERVICING
VAROITUS!
Laiteen Käyttäminen muulla kuin tässä käyttöohjeessa mainit-
ulla tavalla saattaa altistaa käyt-täjän turvallisuusluokan 1 ylit-
tävälle näkymättömälle lasersäteilylle.
VARNING!
Om apparaten används på annat sätt än vad som specificeras i
denna bruksanvising, kan användaren utsättas för osynling
laserstrålning, som överskrider gränsen för laserklass 1.
Caution: Invisible laser radiation when
open and interlocks defeated avoid expo-
sure to beam.
Advarsel:Usynling laserståling ved åbning,
når sikkerhedsafbrydere er ude af funktion.
Undgå udsættelse for stråling.
CAUTION
Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous
radiation exposure.
ATTENTION
L'utilisation de commandes, réglages ou procédures autres que
ceux spécifiés peut entraîner une dangereuse exposition aux
radiations.
ADVARSEL!
Usynlig laserståling ved åbning, når sikkerhedsafbrydereer ude
af funktion. Undgå udsættelse for stråling.
This Compact Disc player is classified as a CLASS 1 LASER
product.
The CLASS 1 LASER PRODUCT label is located on the rear
exterior.
This set employs laser. Therefore, be sure to follow carefully the
instructions below when servicing.
WARNING!
WHEN SERVICING, DO NOT APPROACH THE LASER EXIT
WITH THE EYE TOO CLOSELY. IN CASE IT IS NECESSARY TO
CONFIRM LASER BEAM EMISSION. BE SURE TO OBSERVE
FROM A DISTANCE OF MORE THAN 30cm FROM THE
SURFACE OF THE OBJECTIVE LENS ON THE OPTICAL
PICK-UP BLOCK.
CLASS 1
KLASSE 1
LUOKAN 1
KLASS 1
LASER PRODUCT
LASER PRODUKT
LASER LAITE
LASER APPARAT
Precaution to replace Optical block
1) After the connection, remove solder shown in
the right figure.
Body or clothes electrostatic potential could ruin
laser diode in the optical block. Be sure ground
body and workbench, and use care the clothes
do not touch the diode.
PICK-UP ASSY. P.C.B
Solder
1
13
15
SHORT
LAND
11
975
3
2
14
16
A12 10
8
6
4
ELECTRICAL MAIN PARTS LIST 1/1
REF. NO
PART NO.
KANRI
DESCRIPTION
NO.
MO2
SJ-310-060-1A0 -- MOTOR FEED
SW1
S4-090-001-740 -- SW,LEAF
PN1
SJ-370-060-1A0 -- CONN,WAFER
3
SCHEMATIC DIAGAM
M
M
1
2
3
4
5
6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
VREF
5V
E
D
A
B
C
F
GND
LD
VR
PD
FOCUS +
TRACKING -
TRACKING +
FOCUS -
SPINDLE +
SPINDLE -
SLED +
SLED -
LIMIT SW
LIMIT SW
SW1
(INSIDE LIMIT SW)
M2
(SPINDLE MOTOR)
M1
(SLED MOTOR)
CD MOTOR C.B
PICK-UP ASSY
TRACKING
FOCUSING
SFR1
C3
SHORT
LAND
LD
+2.5V
+5V
PDIC
C1
C2
WIRING
M2
M1
SW1
65
3
1
CD MOTOR C. B
PN1
4
REF. NO
PART NO.
KANRI
DESCRIPTION
NO.
CD MECHANISM PARTS LIST 1/1
CD MECHANISM EXPLODED VIEW 1/1
1
7
6
2
5
4
3
P.C.B
A
1
M8-ZZK-L90-07A -- CMS-B31TG6 ASSY
2
SJ-660-060-1G0 -- COVER GEAR
3
SJ-660-060-1D0 -- GEAR(A)
4
SJ-660-060-1B0 -- GEAR(B)
5
SJ-660-060-1F0 -- GEAR(C)
6
SJ-700-060-1A0 -- SHAFT UP
7
SJ-750-060-1F0 -- PICKUP ASSY
A
SJ-600-060-1O0 -- SCREW-PH(+M2+3)
211, IKENOHATA 1CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111
0251431