Sharp Repair Tips
Search: sharp
Results: 1789
Results: 1789
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SHARP |
66FW-53H DA100
|
Dead - loptr s/c, c720 100µ 200v split open | Opto-coupler (ic705) and the two damaged components above (q601 & c720). fit avalanche diode across c720 to prevent future damage (cathode to positive). a new tea5101a (ic1801) was also fitted on the crt panel as a precaution | ||
| SHARP |
66FW53H DA100
|
Dead | Ic 705 rh-fx0110bmzz, cny17f-2; c720 rc -ez0258cezz, 100uf 200v; d735 rh-ex0875bmzz diode avalanche; d712 rh ex0419bmzz, diode15 zener; q701 rh-tx0198bmzz s5410n80a ; q702 rh-tx0182bmzz 2pd602ar[s.m.]; q703 rh-tx0151bmzz 2sd2391q [s.m.] | ||
| SHARP |
66FW53H DA100
|
Constant trip | Bypassing prot (s/c pin 15 ic702 to chassis) brought pic on with limited functions - sm nvrom chip faulty & adj geometry settings (maunual reqd) | ||
| SHARP |
66FW53H
|
St/by only | D735 (rh-ex0875bmzz), ic705 cny17f-2 (rh fx0110bmzz, c720 100µ 200v - use heat sparingly when fitting new opto | ||
| SHARP |
66FW53H
|
St/by only | R714 560k start up res - also check r713 560k | ||
| SHARP |
66FW53H
|
Rotated pic (not horizontal) | Replaced the following in rotation control cct on crt base - ic1601 vhiba4558f/-1 (ba4558 ic), q1603 vs2sc2412kq-1 (2sc2412 trans), q1604 vs2sa1037kq-1 (2sa1037 trans) | ||
| SHARP |
66FW53H
|
Loptr repeated failure | Loptx faulty | ||
| SHARP |
66FW53H
|
Dead with bang | C720 blown, r765 & 766 100r sm o/c, r623 1r o/c & q601 buh515 s/c, caused by opto ic501 moc8106 | ||
| SHARP |
66ES03H
|
Service mode entering | Vol down & channel up at switch on - go to st/by to store | ||
| SHARP |
66ES03
|
Field collapse | F601,f602,q501,q502 | ||
| SHARP |
66ES03
|
Dead still, after psu & lop stage rebuild | C607 330µ in psu sec & check other caps in the region | ||
| SHARP |
66DS-03H CA10
|
Dead - psu blown up due to faulty opto coupler | Replace q702, 703 etc & opto - careful not to overheat it when soldering new one in or hi ht persists see sharp tech bulletin ctv20010101 | ||
| SHARP |
66DS03H
|
Field collapse then dead | C613 dry joints | ||
| SHARP |
66CSD8H
|
Service mode entering | Press ch+ and vol- and switch on | ||
| SHARP |
66CS05
|
No sound/pic but dull raster with purity type errors | R631 (not a resistor but a fuse)- d623 10v zener sm & r643 5r6 | ||
| SHARP |
66CS05
|
Long time to come on | C714 1000m | ||
| SHARP |
66CS05
|
Field top cramp when cold | C517 22m | ||
| SHARP |
66CS-03H
|
Slow start up from cold - leds flash gn/or | Check dry joints & c714 1000µ 25v d712 reservoir cap | ||
| SHARP |
66CS03H
|
St/by only | Ripple on 5v supply caused by c714 1000µ 10v low cap | ||
| SHARP |
66CS03H
|
Slow start from cold | Replace c714 1000mfd10v |