Dicas Reparação SONY
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | ST72TV | DESIGN CHANGE | Circuit board layout and circuits are not the same as theservice manual. The part number of the PCB in the unit is 1-619-345-14.The circuit around Q-611 is different. -HQ COMMENTS: Sony Tokyo has issued a service manual supplement onOctober 20, 1989. | ||
| Sony | SLV50 | NO MEMORY BACKUP - MANUAL INCORRECT | Unit had no memory backup. Found C-608 to be open. The partslist shows this as a 220mf. It should be a .22f/5.5v. Also the blockdiagram shows C-606 to be backup, which is not the case. C-606 is a .1ufnot .1f. | ||
| Sony | CCDF70 | NO POWER | No power (also applies to serial number 212510). | ||
| Sony | CCDF35 | IRREGULAR LOADING AND UNLOADING OF THE TAPE | The timing belt (L) was falling apart and the strands weregetting into the other gears. | ||
| Sony | CCDV99 | UNIT CREASING TAPE | This unit was creasing the tape. | ||
| Sony | CCDV99 | FOCUS HUNTING | The focus did not lock. The unit kept hunting. | ||
| Sony | DT10 | ERRATIC OPERATION | Unit develops or exhibits unusual problems such as inter-mittent operation. Sled assembly would home but then travel back andforth. After 45 minutes, sled assembly would vibrate or chatter. PLLwould intermittently change frequency. Pin 3 of IC-506 on | ||
| Sony | CCDV4 | NO CAMERA VIDEO IN VIEWFINDER IN RECORD; PB OK. | No video in viewfinder or monitor. In standby I could hearthe drum motor hunting. Pin 40 on (VY-8) board measured 2.5V it shouldhave been 5V in camera position. Found IC-002 on (DS-23) board notswitching to camera mode. | ||
| Sony | STR6X7ES | UNUSUAL GROUNDING POINT PROBLEMS | Unit displays unusual symptoms or problems with sound powersupplies, volume board, input select board and display board. | ||
| Sony | STRA1000 | PROTECT COMES ON AFTER 10 SECONDS | Protect comes on after 10 seconds. | ||
| Sony | MHC2000 | PART NUMBER FOR FLAT CONNECTOR | Cannot find service manual and therefore part number for theflat connector. -HQ COMMENTS: This system is an (E) model. It consists of an ST-707Rtuner, TC-R707 cassette deck, TA-707 amplifier and APM606 speaker. Thissystem is identical to an MHC-2000 U | ||
| Sony | CDPC70 | REPLACEMENT FRAME ASSEMBLY FOR CDP-C50 | Support post for gear (Loading C) is not part of replacementframe assembly. The frame requires replacement when the post holding partNo. 61 set lever breaks. Rather than undergoing the monumental task ofreplacing this entire assembly, only to have to m | ||
| Sony | CDPC7ESD | REPLACEMENT FRAME ASSEMBLY FOR CDP-C50 | Support post for gear (Loading C) is not part of replacementframe assembly. The frame requires replacement when the post holding partNo. 61 set lever breaks. Rather than undergoing the monumental task ofreplacing this entire assembly, only to have to m | ||
| Sony | KV1546R | VERT. OUT IC SUB. CAUSES LINE ACROSS THE SCREEN, ECG1420 | Installed replacement IC and now have a blanking bar acrossthe center of the CRT. Please advise ASAP. If another UPC1358H is in-stalled, everything is ok. -HQ COMMENTS: ECG-1420 (Philips) can be used instead. | ||
| Sony | KV1545R | VERT BIAS LINE ACROSS THE SCREEN,USE UPC1368H2 8-759-103-68 | Installed replacement IC and now have a blanking bar acrossthe center of the CRT. Please advise ASAP. If another UPC1358H is in-stalled, everything is ok. -HQ COMMENTS: We are working to find a solution to this problem we willinform you accordingly. |