CDC-R937/X937
GENERAL
Power-Supply Voltage: 14.4 V (11 to 16 V allowable),
DC, negative ground
Load Impedance: 4 &
Tone Control: Bass ?10 dB at 100 Hz,
Treble ?10 dB at 10 kHz
Preamp Output Voltage (load impedance):&) 2.2 V (10 k
Installed size: 182 (W) � 53 (H) � 155 (D) mm
(7 1/4 (W) � 2 1/8 (H) � 6 1/8 (D) inches)
Supplied Accessory: Carrying case (1)
CARD REMOTE CONTROL
Dimensions: Approx. 33 (W) � 85 (H) � 7.5 (D) mm
(1 5/16 (W) � 3 3/8 (H) � 5/16 (D) inches)
W eight: Approx. 20 g (0.7 oz.) (including battery)
Y Specifications and external appearance are subject
to change without notice due to product improvement.
SERVICE NOTES
NOTES ON HANDLING THE OPTICAL PICK-UP BLOCKCDC-X937:
OR BASE UNIT
CAUTION
The laser diode in the optical pick-up block may suffer electrostatic
breakdown because of the potential difference generated by theUse of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous
charged electrostatic load, etc. on clothing and the human body.radiation exposure.
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 withCDC-R937:
care.CAUTION
Use of controls or adjustments or performance of procedures other
NOTES ON LASER DIODE EMISSION CHECKthan those specified herein may result in hazardous radiation
The laser beam on this model is concentrated so as to be focused onexposure.
the disc reflective surface by the objective lens in the optical pick-
up block. Therefore, when checking the laser diode emission, ob-This compact disc player is classified as a CLASS 1 LASER
serve from more than 30 cm away from the objective lens.product. The CLASS 1 LASER PRODUCT label is located on the
exterior.
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.
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
