Sony cdx l 510 x service manual

Page 2

CDX-L510X

SERVICE NOTES

NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK
OR BASE UNIT

The laser diode in the optical pick-up block may suffer electrostatic
breakdown because of the potential difference generated by the
charged electrostatic load, etc. on clothing and the human body.
During repair, pay attention to electrostatic breakdown and also use
the procedure in the printed matter which is included in the repair
parts.

The flexible board is easily damaged and should be handled with
care.

NOTES ON LASER DIODE EMISSION CHECK

The laser beam on this model is concentrated so as to be focused on
the disc reflective surface by the objective lens in the optical pick-
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 damA
aged by heat.

SAFETY~RELATED COMPONENT WARNING !!

COMPONENTS IDENTIFIED BY MARK A OR DOTTED LINE
WITH MARK A ON THE SCHEMATIC DIAGRAMS AND IN
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.

2

CAUTION

Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous
radiation exposure.

If the optical pick-up block is defective, please replace the whole
optical pick-up block.

Never turn the semi-fixed resistor located at the side of optical
pick-up block.

optical pick-up block

semi-fixed resistor

TEST DISCS
This set can playback CDAR and CDAROM discs. The following
test di. should be used to check the capability:

CDAR test disc TCDAROSZLMT (Part No. J-2502-063-l)
CD-RW test disc TCD-WOSZL (Part No. 145020634)

Notes on CD-R/CD-RW discs

' You can play CD-Rs (recordable CDs)/CD-RWs (rewritable CDs)
designed for audio use on this unit.
Look for these marks to distinguish CD-Rs/CD~RWs for audio

H [Ease Wop

These marks denote that a disc is not for audio use.

® @311ng d-fi-gfi:

_RWritab

' Some CDiRs/CDPRWs (depending on the equipment used for
its recording or the condition of the disc) may not play on this
unit.

' You cannot play a CD-R/CD-RW that is not firialized*.

* A process necessary for a recorded CD-R/CD-RW disc to be
played on the audio CD player.

ATTENTION AU COMPOSANT AYANT RAPPORT
A LA SECURITEII

LES COMPOSANTS IDENTIFIES PAR UNE MAROUE A SUR LES
DIAGRAMMES SCHEMATIOUES ET LA LISTE DES PIECES
SONT CRITIQUES POUR LA SECURITE DE FONCTIONNEMENT.
NE REMPLACER CES COMPOSANTS OUE PAR DES PIECES
SONY DONT LES NUMEROS SONT DONNES DANS CE MANUEL
OU DANS LES SUPPLEMENTS PUBLIES PAR SONY.