Dicas Reparação
Modelo - Chassis F7
Pesquisa: F7 Enviar Dica Resolvida
Resultados 183
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Daewoo | GB14F7T1 | Dead - psu ok but no lop | hairline crack by LOPTr coll tp LOPTx | ||
| Daewoo | CP420 GB14F7T1 | Int reverts to st/by | RLY2 relay was operating when fault occurred - IC I807 (TOP210-PF1) the standby switch mode IC in the power supply | ||
| Nokia | FW 61F7 FW | Imagem fora de fase | Meio ecrã | Sub CK 50 =15n | |
| Nokia | FW 61F7 FW | Imagem fora de fase | Meio ecrã | Sub CK 50 =15n | |
| Sony | CCDF77 | NO PIX FROM VTR, NO PB RF (FOUND OPEN TRACE ON SS100 BOARD) | When camcorder is in play mode, no picture. No RF on pin 3of CN508 (PBRF testpoint). Also missing was switching 5V (REC/PB) on pins11/12 of CN501 and pin 25 of IC506. Also missing was 5V on pin 27 ofsame IC. Found power line 5V open between L502 and | ||
| Sony | ICF7601 | NO OPERATION IN SW MODE - REPLACE D2, P/N 8-719-800-76 | AM/FM is fine, SW inoperable. | ||
| Sony | CCDF77 | NO DRUM ROTATION - C513 LEAKS | C513 leaks electrolyte on to the board, damaging feed-thru topin 12 of IC503. | ||
| Sony | CCDF70 | DRUM WILL NOT START/REPLACE C068, SS-92 BOARD | Drum wil not start, only twitches, found cap C068 bad, capkit A7190071A. | ||
| Sony | CCDF70 | P/N FOR IC004 ON SS93 BOARD | Manual calls for CX20114 (875920245) but unit has a CXA1109M(875203708). Do these parts sub? Have 2 units like this. -HQ COMMENTS: Tokyo informs us there is no service manual update forthis change. | ||
| Sony | CCDF77 | COLOR STREAKING ON SELF RECORD/REPLACE C309, C317 | Playback of prerecorded tapes fine, self recordings producedBW pix with color streaking. Found C309 and C317 leaking electrolyte andarcing on PCB. | ||
| Sony | WMAF79 | NO AUDIO - REPLACE Q503, P/N 8-729-100-76 | No audio, due to power amp muting. | ||
| Sony | CCDF77 | NO CAPSTAN LOCK | The capstan speed was not locked. Found C562 leakingelectrolytes to board. SOLUTION: Cleaned board and replaced capacitor. Submitted by A. Blitz/Sound Advice. | ||
| Sony | CCDF70 | DRUM WON'T INITIALIZE PROPERLY, CAPS FAIL C0068 SS BOARD | Drum won't start up properly, hesitates, or won't start up atall. I found C0068 3.3mf @ 50v to be the main culprit, but ususally I goahead and change C069.71.74, 75 which are all 10mf @ 16v. These 5capacitors area ll tied to IC004 'drum drive and seem | ||
| Sony | WMAF79 | WON'T PLAY INTERMITTENTLY - REPLACE PLAY LEVER | Play button must be depressed several times before audio isheard and the button stays in. | ||
| Sony | CCDF70 | VIEWFINDER EXHIBITS MOIRE PATTERN | The viewfinder exhibited what resembled a moire pattern in theupper third of the viewfinder. Its shape and size responded to adjustmentof the AFC control. |