Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Sony | KV20VM20 | DEAD, REPLACED FR1805 | Dead. | ||
Sony | KV20V10 | ANODE LEAD ON FLYBACK MISSING, 1-540-006-32 | Board came with the Flyback Anode Lead missing. -HQ COMMENTS: The part number is 1-540-006-32 | ||
Sony | KV20TS32 | INTERMITTENT AUDIO/VIDEO, RE-SOLDERED JUMPER JW98 | Intermittent audio/video. Found 16 volt line open due to jumper JW98 not having solder on one end, nearest edge of board. | ||
Sony | KV20TS27 | NO POWER, REPLACED D605 | TV won't come on. Relay doesn't click. -SOLUTION : 5v standby was missing. Found D605 short. | ||
Sony | KV20M10 | INTERMITTENT/ IMMEDIATE SHUT DOWN | Had a number of complaints regarding this model involvingintermittent and immediale shut down. The problem is caused by C517which de couples the vertical output IC from the +13 v line. When itfails, too much 60 HZ ripple is riding on the +13v line whi | ||
Sony | KV20EXR10 | INTERMITTENT LOSS OF LUMINANCE , REPLACED C305 | Loss of luminance but chroma remains intact. Intermittentproblem can be simulated by tapping almost anywhere on chassis. | ||
Sony | KV13VM20 | NO LOADING, REPLACED FR1805 | Cassette not loading, low audio. | ||
Sony | KV13VM20 | DEAD, REPLACED IC801 | Dead. | ||
Sony | KV13TR28 | ROUND CIRCLE AFTER SET TURN OFF, C BOARD GROUND LOOSE | When turning TV off a round circle about 1 inch size appearedin middle of screen with blue and red lines in it. A cracking noise camefrom inside TV. | ||
Sony | KPR46EX25 | RED MISCONVERGENCE INTERMITTENT, ADDED JUMPER WIRE | Intermittent convergence of red tube, particularly at bottomof screen. Problem noticeable when D board flexed and resoldering didn'teliminate problem. | ||
Sony | KP46V15 | COLOR OFF WASHED OUT VIDEO, REPLACED IC1002 | The picture has washed out color, looks like low chroma signal. | ||
Sony | SPPA60 | HANDSET TRANSMITS/RECEIVES INTERMITTENTLY OR NOT AT ALL | Handset of models SPPA20, 40, 60 develop intermittenttransmit or receive problems. Tapping or soldering around transformersreveals problem by restoring operation. For transmit problems culpritappears to be L512, 3 occurrances last week. | ||
Sony | SPPA40 | HANDSET TRANSMITS/RECEIVES INTERMITTENTLY OR NOT AT ALL | Handset of models SPPA20, 40, 60 develop intermittenttransmit or receive problems. Tapping or soldering around transformersreveals problem by restoring operation. For transmit problems culpritappears to be L512, 3 occurrances last week. | ||
Sony | SPPA250 | AVAILABILITY OF EXTENSION CABLES | Is there an extension cable to facilitate troubleshootingbase main board and base key board. This is difficult as the base keyboard plugs into the base main board. -HQ COMMENTS: Tokyo fax No. 95-7-0400: Move key bard away from cabinetto perform troubles | ||
Sony | SPPA20 | HANDSET TRANSMITS/RECEIVES INTERMITTENTLY OR NOT AT ALL | Handset of models SPPA20, 40, 60 develop intermittenttransmit or receive problems. Tapping or soldering around transformersreveals problem by restoring operation. For transmit problems culpritappears to be L512, 3 occurrances last week. |