| Make | Model | Problem | Solution | Date |
| | | |
| Found: 711
|
| Sharp | Deco 5 | Dead - red/green flashing led | R751 0R33 safety res had risen to 0R59 | 14-09-04 |
| 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 | 14-09-04 |
| 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 | 14-09-04 |
| 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. | 14-09-04 |
| 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 | 14-09-04 |
| Sharp | Deco4 | stuck in st/by; 5v supply fault | R751 0R33 risen to 1R | 14-09-04 |
| Sharp | DECO4 DV5105H | Trips at sw on then comes back on but trips again on chan change | R716 0R22 in psu gone slightly hi | 14-09-04 |
| Sharp | Deco5 | Line collapse then dead | dry joints C604, replace R610 68R 1/2w fusible & Q602 loptr | 14-09-04 |
| 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 | 14-09-04 |
| Sharp | DV1512 Euro DS1 | CHOPPER SC | ORDER 27510PK MOD KIT FROM WVE | 14-09-04 |
|
|
| Sharp | DV1512 Euro DS1 | Dead - chopper tr s/c | Fit official Sharp repair kit 27510PK - WVE | 14-09-04 |
| Sharp | DV1600 | Blank white small raster | LOPTx - expensive | 14-09-04 |
| Sharp | DV1600 | Int trip esp on bright pic | Dry joints 2SD869 LOPTr | 14-09-04 |
| Sharp | DV1600 | Small white raster | Lopt ( expensive !! ) | 14-09-04 |
| Sharp | DV1600 | St/by only | C715 10µ 100v; C720 1µ 100v | 14-09-04 |
| Sharp | DV1600 | St/by only | Dry joints chopper tfmr; C710 33µ 16v bi-polar | 14-09-04 |
| Sharp | DV1600 | St/by only | C715 10µ 100v in psu | 14-09-04 |
| Sharp | DV1600 | Standby - mode. | DJ at LOP transistor fixing screw and print. | 14-09-04 |
| Sharp | DV1620 | st/by only - no line drive | No supply to line osc chip - D607 dry joints - feeds 12v reg | 14-09-04 |
| Sharp | DV3705H | NO OPERATION | NVM CORUPT , REPLACE D710 WITH NEW TYPE DIODE , D710 - 1N4937 Sharp- RHDX0507BMZZ , CAPACITOR 10nF 50v - VCKZPA1HF103Z | 14-09-04 |
| Sharp | DV3730H | CRT CHANGE / COIL COMPATABILITY | EARLY CRT VB34JLN61X/*S EARLY COIL RCILH0037PEZZ LATE CRT VB370BVBK1U-3 LATE COIL RCILH0057PEZZ | 14-09-04 |
| Sharp | DV3750 | Dead - burnt out safety res R728 | Replaced R728 3k3 ?w caused by D707 - pin 7 loptx | 14-09-04 |
| Sharp | DV3750H | Blank raster, virtually no pic/sound at sw on - int | Aft chan change no sound/pic, caused by corrupt NVM IC1002 24C02; replace with empty memchip & set up customer & service mode settings - usually caused by noisy 5v line; - replace D710 by 1N4937 - increase the value of C7145 to 2200uF/16V - add a 10nF/50V ceramic capacitor from pin 10 of IC1001 to ground - add a 10nF/50V ceramic capacitor from pin 39 of IC1001 and ground - fit a 8,2V zener diode between pins 4 and 5 of IC1002 (anode to pin 4) - fit a 8,2V zener diode between pins 3 and 6 of IC1002 (anode to pin 3) | 14-09-04 |
| Sharp | DV3750H | CHANGING SDA20561 - ( A528 ) TO SDA20561- ( A535 ) | CHANGE BOTH IC 1001 AND IC1OO2 IC1001 Sharp RH-IX1492BMN2 IC1002 Sharp CH-IX1463CJH6 | 14-09-04 |
| Sharp | DV3750H | Service mode entering | connect a jumper wire between terminals 2 and 6 of the service slot on
the video PWB
- press the MODE button on remote
- SERV will appear on the screen
- remove the jumper wire
- use channel up/down to move between the options
- use volume control buttons to change the data
- use the standby button on remote to store settings
- turn the set OFF with mains to exit service mode | 14-09-04 |
| Sharp | DV3751 | No AFC | Check R214 for damage - by tuner | 14-09-04 |
| Sharp | DV3751 | No AFC - poor tuning | R214 sometimes gets damaged if set dropped or if rear cover not put on correctly | 14-09-04 |
| Sharp | DV3751 | NO TEXT - AND NO CLOCK FUNCTION | CHECK LOCATION 21 IN NVM ( LINK PINS 2-6 EDGE CONNECTOR PRESS MODE , REMOVE LINK. ) | 14-09-04 |
| Sharp | DV3751 DV5131H | CHANGING MICRO | WHEN CHANGING MICRO REPLACE NVM ALSO IC1001 SDA20561- ( A535 ) RH-IX1492BMN2 IC1002 NVM Sharp CH-IX1463CJH7 | 14-09-04 |
| Sharp | DV3751H | BLANK VIDEO FIELD LINES ACROSS | REPLACE MICRO AND MEMORY Sharp CHIX1463CJ7 Sharp RHIX1492BMN2 | 14-09-04 |