CDX-F7700/F7705X
CAUTIONSERVICE NOTES
Use of controls or adjustments or performance of procedures
NOTES ON HANDLING THE OPTICAL PICK-UP BLOCKother than those specified herein may result in hazardous
OR BASE UNITradiation exposure.
The laser diode in the optical pick-up block may suffer electrostatic
breakdown because of the potential difference generaIf the optical pick-up bted by thelock is defective, please replace the whole
charged electrostatic load, etc. on clothing and the human bodyoptical pick-up block..
During repair, pay attention to electrostatic breakdoNever turn the semi-fwn and also useixed resistor located at the side of optical
the procedure in the printed matter which is included in the repairpick-up block.
parts.
The flexible board is easily damaged and should be handled with
care.optical pick-up
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.
semi-fixed resistor
TEST DISCS
This set can playback CD-R and CD-ROM discs. The following
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)
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
PA RT NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.
ATTENTION AU COMPOSANT AYANT RAPPORT
� LA S?CURIT?!!
LES COMPOSANTS IDENTIFI?S PAR UNE MARQUE 0 SUR LES
DIAGRAMMES SCH?MATIQUES ET LA LISTE DES PIéCES
SONT CRITIQUES POUR LA S?CURIT? DE FONCTIONNEMENT.
NE REMPLACER CES COMPOSANTS QUE PAR DES PIéCES
SONY DONT LES NUM?ROS SONT DONN?S DANS CE MANUEL
OU DANS LES SUPPL?MENTS PUBLI?S PAR SONY.
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ACEC
SONY
