Dicas Reparação




Modelo - Chassis CDPC335


Pesquisa: CDPC335 Enviar Dica Resolvida
Resultados 13
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(Chassis)
SintomaCausaSoluçãoPor:
SonyCDPC335
WHISTLING NOISE - ADD RTV BTWN SPINDLE MOTOR & BD BOARD A whistling noise (about 400HZ) manifests itself on certaincuts of disc (Goodbye Yellow Brick Road, Elton John, Polydor D103076). Ifyou touch the optical block lightly, the noise disappears.
SonyCDPC335
TRAY MOTOR NOT LABELED OR WIRED CORRECTLY After replacing the tray motor with a new one the playerwould not work correctly, the tray would rotate back and forth and notrecognize the cd in the unit.
SonyCDPC335
BROKEN POST FOR LEVER REF #111 - SEE S/B HFP 365 Post for set lever ref #111 breaks from chassis causingdrawer problems.
SonyCDPC335
SKIPPING DURING EXCHANGE - REPL SYSTEM CONTROL IC401 Unit would mute during exchange cycle. Not sort ofmuting/skipping associated with focus or tracking problems. Muted for 30secs, installing new system control cpu resolved problem. Unit did nothave problem with BU alignment wich requires cpu to be ch
SonyCDPC335
TRAY MOTOR SPINNING BACKWARDS - REPLACE TABLE MOTOR Ran into this problem 5 times in past 3 weeks. Removed traymotor. Old motor is installed with lable on motor facing up. If newmotor is installed with lable facing up, motor will spin backwards andtray will not function properly.
SonyCDPC335
SHIPPING LABEL RECOMMENDATION Some units come in with FOP sled ass'y jumped off track.Not following shipping instructions from manual.
SonyCDPC335
NOISE ON LOUD PASSAGES - IC501 DEFECTIVE Crackling during loud sound passages. More apparent usingtrack two of YEDS-18. Input pins of IC clear of distortion. At the outputpins, the signal was clipped and oscillating. -HQ COMMENTS: IC501 is the line amp/muting att.
SonyCDPC335
BU UNIT HITS DISC TABLE WHEN CHUCKING On 2 different units the laser hits the disc table whenchucking. It appears disc table, ref# 59, is stopping too far clockwise.The pin on ref# 123 is against the left side of the slot in ref# 59. Isthere any adjustment? What makes the table stop in th
SonyCDPC335
JAMS DISC TABLE, WON'T PLAY DISCS - REPLACE GEAR 61 AND 66 Unit will not play discs. BU assembly won't come up, due tointerference with disc table. Occasionally, the CLV motor pulley isdamaged. -HQ COMMENTS: To repair this problem as per Tokyo: Replace IC 401 withP/N 8-752-849-42, also verify values of R457 (2.
SonyCDPC335
CORRECT ALIGNMENT OF DISC DRAWER DURING REASSEMBLY Supp. #1 does not mention how to properly resinstall the discdrawer assy.
SonyCDPC335
BROKEN POST ON CHASSIS - REPLACE CHASSIS Chassis post broken off used for ref. 3 (lever set).
SonyCDPC335
NO OPTICAL PICKUP FUNCTIONS (RESOLDER CN101 AND CN102) Laser of CDP-C235 would not turn on, no focus, and opticinoperable. There was no +5V on pin 7 of CN101 or pin 5 of CN102.
SonyCDPC335
TRAY OPENS AND CLOSES BY ITSELF (ALIGN CAM MECHANISMS) The tray opens and closes by itself, the FOP mechanism islocked in the up position.


Assistência TécnicaAs dicas apresentadas destinam-se a técnicos de eletrónica, a tentativa de reparação ou assistência sem ter conhecimentos de eletricidade e eletrónica, podem provocar danos mais graves aos equipamentos e, devido a tensões muito elevadas em alguns circuitos, graves danos fisicos que podem constituir um risco em determinadas reparações.

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