TV Repair: Common Faults and Solutions.
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Results: 87425
Results: 87425
Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| SONY | BMC550 | Part number omission | Part number for drum base assy is missing from service manual.found that the same part is used in bmc-1000. the part number for thedrum base assy is x-3690-109-1. | ||
| SONY | KV1975R | Intermittent no picture and no sound, c133 shorted | This unit had an intermittent no picture, no sound, no rasterand no function control problem. c133 was found to be shorting inter-mittently. | ||
| SONY | BMC110 | Part number for arm plate | P/n for lever ass'y is needed. on page 100 of the s/m, thelever arm does not have a part number. the piece or shield is locateddirectly behind item 270. the bmc-550 and 660 do show a part number. -hq comments: as per s/b #264, part number is 3-681-64 | ||
| SONY | CDPC10 | Defective optical block | Won't play. | ||
| SONY | CDP310 | Disc will not play | Disc will not play and will scrape on inside of unit. foundroller guide on chucking arm had fallen off. this was a replacement unitwas like this new out of box. -hq comments: too early for a complete stock check. we will contactother regions for addi | ||
| SONY | CDP510 | Spindle assy slips down | Caused disc's to be damaged. found spindle assy had slippeddown motor shaft. this was a new unit that failed out of the box. -hq comments: confirm to monitor this and similar models. we willhave stock checked when we can confirm enough additional cas | ||
| SONY | KV27HFR | Dead, replace c-893 and ac fuse | Set dead. | ||
| SONY | KV2782R | Dead/shutdown, replace q-653 | Initially set was dead. would not trigger relay at power on.ic651 corrected first problem. second problem was intermittent shutdowndue to voltage rising at ovp detector pin 2 ic651 (gb board). | ||
| SONY | KPRM360 | No picture | No picture. | ||
| SONY | CDP910 | Chucking arm ass'y, driver for locking screw | Chucking arm ass'y out of alignment due to nylon roller guidemissing from ass'y. part had fallen out of unit when disc tray opened.head on locking screw driver broke off. sheared off at tip while securinglocking screw. | ||
| SONY | GENERAL | P/n for small lengths of head wire | Customer orders 9-919-566-00 which is 30m of head wire forwm-10. only needs small piece to fix. | ||
| SONY | SLHF900 | Reel sensors - s/b #300 and #301 | The service bulletins #300 and #301 refer to new gp2s09bdiodes (p/n 8-719-939-11) being available and new rs boards for 8mmproducts being available. these bulletins also say that the new sensorscannot be mounted on the old boards. please explain how th | ||
| SONY | TC630 | Replacement power switch | Ordered replacement power switch p/n 1-514-325-11 whichsubs to 1-516-037-xx. the mounting bracket on the original is 2 1/4long and on the replacement only 1 5/8 long. -hq comments: the original switch is no longer available from kcp.i am afraid you wil | ||
| SONY | KV1742 | Slight hum bar on screen | Slight audio hum and slightly noticeable hum bar rolling from bottom to top. | ||
| SONY | CDP302 | Unit would skip intermittently | Intermittent skipping. | ||
| SONY | XR550R | Head assembly does not lock in | Head transport comes in and out continuously. | ||
| SONY | D3 | Unit shuts down | Unit starts to play then advances tracks very fast and stops. | ||
| SONY | CCDV8AFU | No atf | Unit would not lock up on playback. traced problem to bufferq106. base of buffer had no dc. l106 connected to base, other side ofcoil had proper dc, found l106 open. on page 135 of service manual, thereis a mistake, diagram shows (2) l106. | ||
| SONY | CCDV3 | Need part numbers for flat cables (mv-11 bd to ss-70 bd) | P/n of (2) flat cables from mv-11 board to ss-70 board(see page 177). -hq comments: the part numbers are on page 185 of s/m.18 pin 1-558-895-1122 pin 1-558-896-11 | ||
| SONY | CDP310 | Incorrect pll adj procedure | Cannot read plck during pll adjustment. |