| Make | Model | Problem | Solution | Date |
| | | |
| Found: 711
|
| Sharp | DV51083 | Dead | C710 1000µ 25v, C734 100µ 25v hi esr | 14-09-04 |
| Sharp | DV51083 | Weak R when heated | Set up grey scale via hset | 14-09-04 |
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| Sharp | DV51083 D3000 | Dead - HT ok when LOP dis'd | LOPTx faulty | 14-09-04 |
| Sharp | DV51083 D3000 | Tripping continously - int originally | C715 2200 16v LT res cap low cap | 14-09-04 |
| Sharp | DV51083 D3000 | Trips after LOPTx replacement | FOP chip TDA8175 s/c & supply res 1R o/c | 14-09-04 |
| Sharp | DV51083H | Tripping & various faults | Fault on digital sub panel (uses the ITT Digit 2000 chipset) & is very unreliable - as each chip costs ?20+ & entire panel replacement is advised by Sharp (?200) - repair is usually uneconomic | 14-09-04 |
| Sharp | DV51083H D3000 | Dead - HT present | C715 1000mfd 16v in 5VM supply | 14-09-04 |
| Sharp | DV51083H D3000 | Dead. When the collector of the 2SD1546 line outpu | The line output transformer was faulty. Fit a replacement and power the set up slowly via a variac. If at about 100V input th | 14-09-04 |
| Sharp | DV51083H D3000 | Faint raster which can't be turned off by R/C or hor bars | C1485 47µ 50v, C1442 10µ 16v on dig vid panel. Also change C732 & C710 in 5v supply & C719 1000µ 6.3v in 5VM supply | 14-09-04 |
| Sharp | DV5131 S3B | Int won't come out of st/by with LED flashing | R745 0R33 risen slightly - To adjust the B+ set R739 for 14 volts on D712 | 14-09-04 |
| Sharp | DV5131 S3B | St/by only ; 5v & 12v supplies not being sw on by Q703 & Q707 | Fusible R744 o/c - replacing it only restored 12v - check D732 & 733, one was nearly o/c | 14-09-04 |
| Sharp | DV5131H | Blown psu | Chopper tfmr T101 has s/c pri windings | 14-09-04 |
| Sharp | DV5131H | Dead | Start up supply to TEA1039 only 2v (15v); R728 3k3 fusible o/c; D707 RGP10G | 14-09-04 |
| Sharp | DV5131H | FAILURE OF IC501 DUE TO INCREASED F.BACK | Replace IC & remove jumper from D502 & replace with 4.7V zen as marked also fit D503 as marked PtN DX0501BMZZ | 14-09-04 |
| Sharp | DV5131H | FOLDOVER WITH COLOURED FLYBACK LINES | REPLACE C712 100MFD 35V | 14-09-04 |
| Sharp | DV5131H | Int Txt/loss of chans | IC1002 EEPROM (blank 24C02P unsuitable) | 14-09-04 |
| Sharp | DV5131H | Long time to come on | C1006 22µ 50v near field chip | 14-09-04 |
| Sharp | DV5131H | NO TEXT , POOR FIELD , NO PICTURE , INT PICTURE . | FIT 2 8.2v ZENERS FROM PINS 8 & 7 IC1002 TO PINS 1 & 2 ( PIN 8 +ve , PIN 1 -ve . PIN 7 +ve , PIN 2 -ve ) , FIT 10nF ACCROSS P | 14-09-04 |
| Sharp | DV5131H | NO TEXT NVM DATA COUPT REPLACE C714 WITH 2200uF | C714 2200mfd Sharp VCEAGA1CW228M ZENER Sharp RH-EX0413BMZZ ( PIN 5 + PIN 6 CATHODE ) | 14-09-04 |
| Sharp | DV5131H | psu blown | chopper tfmr pri s/c T101 | 14-09-04 |
| Sharp | DV5131H DV5150 | NO CHROMA AFTER CHAN. CHANGE OR SLOW TO LOCK AFTER | ADD 8.2M RES. BETWEEN PINS 25 - 39 OF IC801 | 14-09-04 |
| Sharp | DV5131H S3B | Int blows Q702 chopper tr MJF18006 % mains fuse | Replace the chopper transformer (T701 type HR290N) with an HR9433 and fit MJF18008 | 14-09-04 |
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| Sharp | DV5131H S3B chassis | Tripping - LOPTr Q603 goes s/c periodically | Replace with 2SD1556, replace FB601 with coil pt no VP-CF1ROK0000 & add 1k8 1w in series with R600 | 14-09-04 |
| Sharp | DV5132 | No power , the HT was corning up but the set was t | R612 was opencircuit. A replacement restored norrnal operation. | 14-09-04 |
| Sharp | DV5132 | St/by only unless you persevere with sw on | Field collapse briefly appears - No 28v to FOP chip TDA8175 as R612 2R2 1/2w o/c | 14-09-04 |
| Sharp | DV51322H | Int pic | R751 & 777 0R33 1w & C756 2200µ 25v | 14-09-04 |
| Sharp | DV5132H | Dead - blows chopper tr at sw on | Chopper tfmr s/c turns pins 2 & 7 | 14-09-04 |
| Sharp | DV5132H | Dead with LED flashing between red & green | A common problem is due to R751 & R777 (both 0.33R) increasing in value by only a small amount. Best to substitute them rather than relying on meter checks. Sharp also advise replacing D751,D700,C756 and/or R612 at the same time. | 14-09-04 |
| Sharp | DV5132H | Dead with led flashing red/green | R751 0R33 safety res had doubled res value | 14-09-04 |
| Sharp | DV5132H | IN PROTECTION MODE THEN SBY | CHECK R612 FUSIBLE SUPPLY TO FIELD IC | 14-09-04 |