Jvc TV Repair: Common Faults and Solutions.
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Results: 434
Results: 434
Jvc Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| JVC | C21M3EK | No start up - maybe int. | C901 ( 0.1uf ) in startup cct | ||
| JVC | C21M3EK | No sigs or r/c | Zd603 5v6 zener faulty causing 5v to micro low at 4.4v | ||
| JVC | C21M3EK | No r/c operation | X601 xtal wrong freq fitted - should be 4mhz not 17mhz | ||
| JVC | C21M3EK | Line freq off & lack of field bottom scan | R421 0r68 risen to 5r | ||
| JVC | C21M3EK | Dead | C910 0.1µm | ||
| JVC | C21M3EK | Bottom cramp, no col, pulling, warbling sound | Low 12v supply (9v) on d405 - r421 0r68 hi res | ||
| JVC | C21ET1EK | Contrast poor | R318 100k hi res | ||
| JVC | C2155EM | Slow start up | C13 & 33 220µ in st/by cct low cap | ||
| JVC | C210KM | Int. switches to standby | D507 , d508 , q508 , q509 | ||
| JVC | C210EKY C210EKY | Focus - out of focus | If focus control adj a1's loptx faulty. | ||
| JVC | C210EKY | Poor focus | Loptx replaced | ||
| JVC | C210EKY | Int luminance | Hairline crack in print pin 18 ic201 col decoder chip | ||
| JVC | C210EKY | Dead | Str54041 chopper chip or c913/917 | ||
| JVC | C210EK | No sound | Crack in print by audio/if sub panel | ||
| JVC | C201EK | St/by only | Replace sbx-m904a station select module £39.78 + vat from wve & c913, c914 and c917 in psu | ||
| JVC | C201EK | Dead with squeal from psu | Replace q551 2sd1427 s/c loptx, q923 2sd1274 s/c, d929 15volt zener s/c, ic 901 str54041 & r919 390k & r905 330k slightly hi res | ||
| JVC | C14ET1K | No col & reduced height | 12v supply low r434 (6r8) hi res | ||
| JVC | C14ET1EK ONWA | Rapid tripping at sw on | C402 4n7 500v leaky in prot network | ||
| JVC | C14ET1EK ONWA | Dead tho' st/by relay operates | Supply of 8.5v to ic301 pin 42 missing - r323 6k8 5w o/c | ||
| JVC | C14ET1EK ONWA | Col goes aft 5 mins | Pin 12 ic301 an5601k low at 2v (5.1v); c325 0.47mf 35v tant was fitted wrong way round |