Sony TV Repair: Common Faults and Solutions.
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Results: 20067
Results: 20067
Sony Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| SONY | KV8100 | Part numbers | I need part numbers of rv303, 305, 306 and 304. -hq comments: the part no. are as follows: rv303 1-226-506-11 brt rv305 1-224-146-11 color rv306 1-224-146-11 hue | ||
| SONY | KV25DXR | Service mode problems and no remote or front panel control | 1) this unit would not go past #19 in service mode. 2) therealso was no remote or front panel controls and no display. only power on/off worked. found solder blob across s2001 section #4 connecting ic2005pin 21 to 38 all the time. pulling on wires fr | ||
| SONY | D5 | Q503 failure | On several of these units we are finding q503 is shortingout sometimes along with ic508. in a few cases after replacing alldefective parts and going through all alignments, some of these unitsare coming back after approx. 2 months with repeat failure of | ||
| SONY | PSFL9 | P/n for upper frame assy | Need part # for upper frame assy. -hq comments: the part number is 4-905-866-01. the number is listed onpage 43 as ref. no. 113. | ||
| SONY | CCDV8AFU | Loss of playback chroma, sound and speed regulation | When playing back it, and appears to be going half speed. prerecorded tapes operate'properly. found that pin 3 of ic101 has 3.9v at all times. staticresistance check of c132 shows 7 kΩ. | ||
| SONY | FD20A | No service manual for new board and parts | No service manual for new board (a board p/n 1-614-043-11)and parts. -hq comments: pls look to fd-20a supplement no. 5 for the informationsyou need. the supplement p/n is 9-963-120-85. | ||
| SONY | KV1311CR | Missing part number, not available, must replace component | Missing part number of cp841 and cp843. -hq comments: the part number for cpxxx components are not listed ins/m because sony policy is to repair these components not to replace them.cp841 consists of three 75Ω resistors (1/6w p/n 1-247-805-00) andcp | ||
| SONY | ACD50 | P/n of ref 904 is in error | Npc says it appears the part # of ref. 904 is in error. -hq comments: the service parts for the input/output jacks have beenchanged. reference numbers 1, 2, 3, 902, 903 and 904 are no longeravailable separately. these parts are now supplied assembled | ||
| SONY | WMF12 | Bent riveting plate on reel board | Riveting, tg plate (p/n 3-596-938-01) is bent causing unitnot to go in play mode. | ||
| SONY | CDP302 | Part number of insulator pole (a) | All the bu-1a optical block assys i have seen previously aremounted with 3 spacing sleeves fitted onto the 3 insulator poles (#302,pg 60 of the s/m). these are not shown in the diagram on pg 60. the uniti am working on has been previously serviced and | ||
| SONY | KV1972R | Gray area right top of screen, adj v bias, size & pin | 1/4x3 gray area right top of screen during caption broadcast,at high contrast level. | ||
| SONY | SLHFR30 | Unit would power itself on when cassette loaded | With cassette loaded and unit powered down, unit would inter-mittently power itself on. scoped all lines to mpu and found clitches onthe chassette on line (p8 of ic1). measured the resistance of switch s903and was about 1/2 meg. | ||
| SONY | TC58 | Cannot service by itself | Need instructions on how to simulate hooking up tc-58 whichis part of fh series. how can the tc-58 be hooked up without the balanceof the system? can you use the ta-v10? -hq comments: please see the servicing note on page tc-2 of the s/m tooperate the | ||
| SONY | XR780 | Tape jams | Tape jams. the gears (a, b, assy rvs) are stripping. eitherthey strip causing tape to jam or tape jams causing gears to strip. | ||
| SONY | ICF7600A | Part number for j1 | I need the correct part number for j1 which is listed inthe service manual in section ta-78 page ta-17. the part number listedis not recognized by kc. -hq comments: 1-507-804-00 is incorrect. the correct p/n for j1 is1-507-730-00. we will issue a s/b | ||
| SONY | TA78 | No sound | The unit had no audio output. we found ic1/pin 11 to haveabout 2 volts instead of 6. this was caused by a leaky c41. | ||
| SONY | SL2405 | No phase control of capstan | The unit had no phase control of the capstan. at ic1/pin 20phase output we found a 15hz square wave. this was caused by an opentracking control rv201. | ||
| SONY | SLHFR30 | No power | No power. 5.5 volt line was down to 2.9 volts. replacedic001, 5.5 volts appeared but still wonunder tr-15 board, grounding the power on. | ||
| SONY | CDP400 | No operation | Found gnd lug not making good contact with anodized blackchassis, which resulted in no gnd on s803 (in switch pcb) causing nodisc spin. | ||
| SONY | CPD1201 | Color monitor | When picture control is in minimum position, background goesto red. |