Sharp Repair Tips
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Results: 1784
Results: 1784
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SHARP |
DS/ES CHASSIS
|
Dead - loptr buh515 s/c | Check for dry joints c608/613 - also check q701 2sk2605, q702, q703 bc338, d712 15v zener, d713, d730 1n4148, c713 68nf & r716 0r47 or 0r22 & check rects on sec for s/c | ||
| SHARP |
DECO5
|
Line collapse then dead | Dry joints c604, replace r610 68r 1/2w fusible & q602 loptr | ||
| SHARP |
DECO4 DV5105H
|
Trips at sw on then comes back on but trips again on chan change | R716 0r22 in psu gone slightly hi | ||
| SHARP |
DECO4
|
Stuck in st/by; 5v supply fault | R751 0r33 risen to 1r | ||
| SHARP |
DECO4
|
Mjf18004c chopper tr & tea1039 chopper chip s/c between pins 9 & chassis | R706 & 710 3r3 safety res o/c - after replacements fitted blew again. t700 chopper tfmr internal short | ||
| SHARP |
DECO 5
|
Screwdriver settings | Briefly connect pins 2 & 6 of connector cn1 on middle pcb ( pin 1 farthest away) using chan up/down & vol up/down buttons to locate & adj options, save each setting with on/off button. exit serv mode by briefly connecting pin 2 & 6 cn1 again. | ||
| SHARP |
DECO 5
|
Line coll then dead | R610 68r 1/2w fusible o/c;q602 bu508af loptr s/c; dry joints c604 was the cause | ||
| SHARP |
DECO 5
|
Int won't come out of st/by - led flashes r&g | 5v line ok - others pulse, r793 0r33 1w risen to 0r6 - by chopper tfmr | ||
| SHARP |
DECO 5
|
Dead - red/green flashing led | R751 0r33 safety res had risen to 0r59 | ||
| SHARP |
DECO 4 DV5105/DV5107
|
Won't come on from stby when remote is used, green and red leds flash. but it would come on ok when mains switch is used. | R751 0.33r o/c | ||
| SHARP |
DECO 4 DV5105/DV5107
|
Dead, no psu output, r705 burnt | Ic700 tea1039 pin 9 leaky to pin 7, r705 3k3 0.5w fusible (rrxz0242bmzz), also check d705 1n4148 and q701 bc635 | ||
| SHARP |
DA100W 76EF20H
|
Stuck in stby | Loptr q601 buh1015hi leaky | ||
| SHARP |
DA100W 76EF20H
|
No sound, no pic. ht ok but no line drive | Dj on plug p703 | ||
| SHARP |
DA100 66FW53H
|
Narrow pic with e-w error | Replace ic801 (rhix1688bmzz) | ||
| SHARP |
DA100 66FW53H
|
Green gun reduced to give a magenta pic | Corrupted eeprom ic1003 (rhix1603bmzz) | ||
| SHARP |
DA100 66FW53H
|
Dead, stby led is on | Q5407 2sa1837 and q5408 2sc4793 s/c on crt base | ||
| SHARP |
DA100 66FW53H
|
Dead - loptr s/c | Check for dry joints c613 & opto | ||
| SHARP |
DA100 66ESD7H
|
Field collapse - sound ok | 13v supply to ic501 fop chip low at 8v. c501 470µ 25v leaky | ||
| SHARP |
DA100 56FW53H, ETC
|
Modification | Sharp advise to fit avalanche diode (rhex0875bmzz) across c720 (150v rail smoothing cap) to limit any damage in event of a fault in psu | ||
| SHARP |
DA100 56FW53H, ETC
|
Frame cramp at top or int. frame collapse | C502 470uf 25v |