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SERVICE MANUAL
DA
TA
BZG-2 English
CD MECHANISM
BASIC CD MECHANISM : KSM-213 RSCM
BZG-6 YANC
TYPE
ZD5GNC2
ZD9GNC2
BASIC CD MECHANISM
KSM-213RSCM
BZG-6 YANC
S/M Code No. 09-023-353-2NA
*As for this service manual, the information on other suffix is also contained.
The information on following suffix is not required.
ZD5GNC, YZD5GNCC1, YZD9GNCC1
*The information required for this suffix is as follows.
For ZD5GNC2 is ZD5GNC1.
For ZD9GNC2 is ZD9GNC1.


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-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


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-3-
Precaution to replace Optical block (BZG-6 YANC)
(PXR-104X-BP-0101)
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.
Solder
PICK-UP Assy PWB


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-4-
Precaution to replace Optical block (KSM-213RSCM)
(KSS-213R)
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.
Solder
PICK-UP Assy PWB


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How to Adjust the Rotating Phase of the Gear, Main Cam
-5-
1) Pull out the FFC from the CD MAIN C.B, and then remove the TRAY, ASSY.
2) Set the GEAR, MAIN CAM so that the marking on it is positioned at the protrusion of
the CHAS, MECHA as shown in the drawing below.
3) Reassemble the TRAY,ASSY and insert the FFC back to the CD MAIN C.B.
NOTE : If the phase alignment of the GEAR, MAIN CAM is not correctly performed, it will not
work properly.
TRAY, ASSY
GEAR, MAIN CAM
CHAS, MECHA
MARKING
FFC
PROTRUSION