CDC-R504MP/X504MP
SERVICE NOTESY US, Canadian model
CAUTION
NOTES ON HANDLING THE OPTICAL PICK-UP BLOCKUse of controls or adjustments or performance of procedures
OR BASE UNITother than those specified herein may result in hazardous
The laser diode in the optical pick-up block may sufradiation exposure.fer electrostatic
breakdown because of the potential difference generated by the
charged electrostatic load, etc. on clothing and the human body.
Y AEP, UK model
During repair, pay attention to electrostatic breakdown and also use
the procedure in the printed matter which is included in the repairCAUTION
parts.Use of controls or adjustments or performance of procedures other
The flexible board is easily damaged and should be handled withthan those specified herein may result in hazardous radiation
care.exposure.
NOTES ON LASER DIODE EMISSION CHECKThis compact disc player is classified as a CLASS 1 LASER
The laser beam on this model is concentrated so as to be focused onproduct. The CLASS 1 LASER PRODUCT label is located on the
the disc reflective surface by the objective lens in the optical pick-exterior.
up block. Therefore, when checking the laser diode emission, ob-
serve from more than 30 cm away from the objective lens.
Notes on Chip Component Replacement
? Never reuse a disconnected chip component.
? Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
This label is located on the bottom of the chassis.
TEST DISCS
This set can playback CD-R and CD-ROM discs. The following
test discs should be used to check the capability:If the optical pick-up block is defective, please replace the whole
optical pick-up block.
CD-R test disc TCD-R082LMT (Part No. J-2502-063-1)Never turn the semi-fixed resistor located at the side of optical
CD-RW test disc TCD-W082L (Part No. J-2502-063-2)pick-up block.
optical pick-up
semi-fixed resistor
ATTENTION AU COMPOSANT AYANT RAPPORT
SAFETY-RELATED COMPONENT WARNING!! � LA S?CURIT?!!
COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINELES COMPOSANTS IDENTIFI?S PAR UNE MARQUE 0 SUR LES
WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND INDIAGRAMMES SCH?MATIQUES ET LA LISTE DES PIéCES
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.SONT CRITIQUES POUR LA S?CURIT? DE FONCTIONNEMENT.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSENE REMPLACER CES COMPOSANTS QUE PAR DES PIéCES
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL ORSONY DONT LES NUM?ROS SONT DONN?S DANS CE MANUEL
IN SUPPLEMENTS PUBLISHED BY SONY.OU DANS LES SUPPL?MENTS PUBLI?S PAR SONY.
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ACEC
