Sharp Repair Tips
Search: sharp
Results: 1784
Results: 1784
Make | Model | Symptom | Problem | Solution | By |
---|---|---|---|---|---|
SHARP |
70AS
|
Q 600- line transistor s/c | Bad soldered joints at the pcb on deflection coil | ||
SHARP |
70AS
|
Line transistor goes s/c after short time | R619 + r620 (39r), l600, l602, l603, c617, c618 + c615.drive at q606 has to be > 2 v pp check also ic 800 | ||
SHARP |
66W53
|
Failure of q601 & q506 | Dry joints c613, change r610 safety, l603 coil rcilp0286bmzz, line tr q506 e/w tr rh-tx0144bmzz | ||
SHARP |
66GS62H GA10
|
E/w poor & pic breathing | D624 smd hdx00551bmzz. | ||
SHARP |
66GF64H
|
Blows loptr & c720 at sw on from cold | Ic 705 & d735 pt no.s rh-fx0110bmzz & rh-exo875bmzz (available from chs) | ||
SHARP |
66GF63H
|
Sound - crackling/int missing - no vol bar movement | Dry joints small audio sub pane | ||
SHARP |
66GF63H
|
Dead with psu clicking | Check loptr & fit 3 x opto coupler kits (1 psu, 2 data) | ||
SHARP |
66GF63H
|
Dead with d735 (ex0875 or bzw104) s/c | Replace psu opto - kit available but without d735 | ||
SHARP |
66GF63H
|
Bright raster with fback lines | Pin 2 ic1801 on crt only 2v caused by q912 o/c bc337-40 (sharp special - normal one overheats) also check d1805 & c1815 both sm on crt base | ||
SHARP |
66GF63H
|
Bright picture f/b lines. 2 volts on pin 2 of ic1801 | Q912 o/c. replace q912, d1805 & c1815 | ||
SHARP |
66FW54H
|
Int red pic | O/p ic on crt base faulty | ||
SHARP |
66FW-53H DA50W
|
Loptr buh515 fails at sw on | Check for dry joints in line driver & o/p stages & replace c607 33025v in driver | ||
SHARP |
66FW53H DA50W
|
Sound dist | Ic1300 sm chip on plug in pcb overheats & contaminates board - exchange boards reasonable price pt no duntk7285bmw1 | ||
SHARP |
66FW53H DA50W
|
Contrast level reduces aft 20 mins | Ic1801 tea5101b rgb chip on crt base | ||
SHARP |
66FW-53H DA100
|
Stuck in standby ,only orange led | Replace opto coupler ic705, q601 (buh 515), q5408 / q5407 and r5425 (470Ω) on tube base. c720 (200v/100uf.) add avalanche diode rh-ex0875bmzz across c720 | ||
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 |