Sony CDX-CA900 Service Manual page 2

CDX-CA900/CA900X
Ver 1.1
QQ
3 7 63 1515 0
Power requirements 12 V DC car battery
(negative ground)
Dimensions Approx. 178 × 50 × 179 mm
(7 × 2 × 7
1/8 1/8
Approx. 182 × 53 × 162 mm
Mounting dimensions
(7 × 2 × 6
1/4 1/8
Mass Approx. 1.3 kg
(2 lb. 14 oz.)
Supplied accessories Parts for installation and connections (1 set)
Front panel case (1)
Card remote commander (1)
RM-X112 (US, Canadian model)
RM-X113 (AEP, UK, E model)
Rotary commander (1) RM-X6S
Note
This unit cannot be connected to a digital preamplifier or an equalizer.
Design and specifications are subject to change without
notice.
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.
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NOTES ON LASER DIODE EMISSION CHECK
L 13942296513
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 dam-
aged by heat.
• AEP, UK model
This label is located on the bottom of the
chassis.
CAUTION INVISIBLE LASER RADIATION WHEN OPEN
DO NOT STARE INTO BEAM OR
VIEW DIRECTLY WITH OPTICAL INSTRUMENTS
This label is located on the drive unit's internal
chassis.
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SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE
WITH MARK 0 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
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• US, Canadian model
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.
semi-fixed resistor
TEST DISCS
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This set can playback CD-R and CD-ROM discs. The following
3 6 7 1 3
test discs should be used to check the capability:
CD-R test disc TCD-R082LMT (Part No. J-2502-063-1)
CD-RW test disc TCD-W082L (Part No. J-2502-063-2)
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
use.
These marks denote that a disc is not for audio use.
• Some CD-Rs/CD-RWs (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 finalized ∗ .
∗ A process necessary for a recorded CD-R/CD-RW disc to be
played on the audio CD player.
ATTENTION AU COMPOSANT AYANT RAPPORT
u163
LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE 0 SUR LES
DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES
.
SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT.
NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈCES
SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL
OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
2 9 9 4 2 8
optical pick-up block
1 5 0 5 8 2 9 9 4
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À LA SÉCURITÉ!!
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2 8 9 9