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Extracted text from Aiwa CDC X937 Service Manual (Ocr-read)
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
P ART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY. GENERAL
Po wer-Supply Voltage: 14 4 V (11 to 16 V allowable),
DC, negative ground
Load Impedance: 4 -„¦
T one Control: Bass Â±10 dB at 100 Hz,
Treble Â±10 dB at 10 kHz
Preamp Output Voltage (load impedance): 2 2 V (10 k -„¦)
Installed size: 182 (W) Ã— 53 (H) Ã— 155 (D) mm
1/4 (W) Ã— 2 1/8 (H) Ã— 6 1/8 (D) inches)
Supplied Accessory: Carrying case (1)
CARD REMOTE CONTROLDimensions: Approx 33 (W) Ã— 85 (H) Ã— 7 5 (D) mm
(1 5/16 (W) Ã— 3 3/8 (H) Ã— 5/16 (D) inches)
W eight: Approx 20 g (0 7 oz ) (including battery)
- Specifications and external appearance are subject to change without notice due to product improvement.
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
The flexible board is easily damaged and should be handled with
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 dam-
aged by heat. CAUTION
Use of controls or adjustments or performance of procedures other
than those specified herein may result in hazardous radiation
This compact disc player is classified as a CLASS 1 LASER
product. The CLASS 1 LASER PRODUCT label is located on the
Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous
A TTENTION AU COMPOSANT AYANT RAPPORT
Ã- LA SÃ‰CURITÃ‰!!
LES COMPOSANTS IDENTIFIÃ‰S PAR UNE MARQUE 0 SUR LES
DIAGRAMMES SCHÃ‰MATIQUES ET LA LISTE DES PIÃˆCES
SONT CRITIQUES POUR LA SÃ‰CURITÃ‰ DE FONCTIONNEMENT.
NE REMPLACER CES COMPOSANTS QUE PAR DES PIÃˆCES
SONY DONT LES NUMÃ‰ROS SONT DONNÃ‰S DANS CE MANUEL
OU DANS LES SUPPLÃ‰MENTS PUBLIÃ‰S PAR SONY.