| Make | Model | Problem | Solution | Date |
| | | |
| Found: 711
|
| Sharp | DV5103H | Dead with blackened mians fuse | R700 surge lim res 8R2 o/c - caused by s/c chopper trfmr pri | 14-09-04 |
| Sharp | DV5103H | Dead with HT present | Q509 BC635 & Q510 BC338 in field tb leaky - also check C236/C502 | 14-09-04 |
| Sharp | DV5103H | Dead with the 2A fuse and 8R2 , 7W surge limiter | The cause can be a short circuit in the chopper transformer , between the primary winding and earth. | 14-09-04 |
| Sharp | DV5103H | Reverts to st/by at sw on | 113v HT high at 170v as CNX82A opto coupler faulty - also check R754 150k | 14-09-04 |
| Sharp | DV5103H | St/by only - LED remains red | 113v HT = 185v; R753 & R781 39k o/c | 14-09-04 |
| Sharp | DV5103H Euro DS1 | Slow start up with Q700 BF487 in start up cct overheating | C707 22µ 50v & C713 1µ 50v | 14-09-04 |
| Sharp | DV5103H/DV5903 D3000 | Chrom info out of register with lum | Small plug in non volatile memory chip IC1411 on digital PCB | 14-09-04 |
| Sharp | DV5105 | Dead , the chopper transistor Q702 was short-circu | After replacing these items and the TDA1039 chopper control chip IC700 tbe set worked normally. | 14-09-04 |
| Sharp | DV5105/5107 | DEAD. R705 BURNT UP | REPLACE IC700 AND R705 | 14-09-04 |
| Sharp | DV5105H | Dead except LED rapidly fashes Green | HT high at 150v (110v) R715 0R33 1w had risen to 0R5 (pin 13 chopper tfmr) | 14-09-04 |
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| Sharp | DV5105H | Dead with green LED flashing | R715 pin 13 chopper tfmr risen from 0R33 to 1R | 14-09-04 |
| Sharp | DV5105H | NO S/V BUT GREEN LED LIT | CHECK R751 0.33ohm 1W | 14-09-04 |
| Sharp | DV5105H | No sound | 0R33 fusible o/c - RH spkr s/c & coupling cap int | 14-09-04 |
| Sharp | DV5105H | No sound or vis - crt htrs lit - int reverts to st/by | Field coll noticed when A1 advanced - R612 2R2 safety feed to field chip o/c | 14-09-04 |
| Sharp | DV5105H | No st/by | Chopper trfmr hi res on 5v winding | 14-09-04 |
| Sharp | DV5105H | REPLACING LOPT . ALTERNATIVE PART NOW SUPPLIED . P | A HOLE WILL NEED TO BE DRILLED IN PCB TO MOUNT PIN 11 OF NEW TYPE LOPT ( THIS WILL THEN NEED SOLDERING TO SUOUNDING PRINT ) | 14-09-04 |
| Sharp | DV5105H | Reverts to st/by aft 1 sec | R612 o/c | 14-09-04 |
| Sharp | DV5105H | St/by only - LEDs flash red/Green | R751 0R33 safety res in 7v supply o/c | 14-09-04 |
| Sharp | DV5105H | St/by only with red/breen led flickering | Micro IC1004 reset chip osc; D1005 replace with link, R1053 replace with a 1k res | 14-09-04 |
| Sharp | DV5107 | Blows MJF 1800 at switch on | Replace C713 (10uf/50V) and IC700 (TEA1039) | 14-09-04 |
| Sharp | DV5107 | Dead - blows chopper Tr at sw on | Chopper Trfmr shorted turns pins 2/7 | 14-09-04 |
| Sharp | DV5107 | Will not start up : if on pic goes off & Station | Link in position of D705 D/J may never have been soldered | 14-09-04 |
| Sharp | DV5107H | Dead | Q702 MJF18006 s/c; 2A fuse o/c; CNX82A replaced as precaution | 14-09-04 |
| Sharp | DV5107H | Dead - keeps blowing LOP trs | Line drive int - replaced tbase/RGB daughter board - used board from DV5105 - physically larger but electrically works ok | 14-09-04 |
| Sharp | DV5107H | Dead - LED flashes red/green | LOPTx | 14-09-04 |
| Sharp | DV5107H | No start up - LEDs flashing red/green | HT high at 156v - LOPTfrmr & check 0R33 in psu & caps | 14-09-04 |
| Sharp | DV5107H | R612 FAILS FOR NO REASON | CHANGE R633 TO 2.2ohm Sharp -XZ0204BMZZ ( R633 SAME AS R612 ) | 14-09-04 |
| Sharp | DV5107H | Reverts to st/by int | C721/ C719 10µ 50v; C722 100µ 16v; C723 4µ7 50v cured it | 14-09-04 |
| Sharp | DV5107H Deco 4 | Dead with 2A mains fuse blown | S/C across chopper Tr was chopper trfmr s/c pins 2, & 6 but when replaced, fuse blew again due to chopper Tr MJF18006 going s/c - also worth replacing TEA1039 chopper chip IC700 | 14-09-04 |
| Sharp | DV5107H DV5132 D | NO SYNC OR NO COL , NVM DATA COUPT | ADD 8.2v ZENER BETWEEN PINS 5 AND 8 OF IC1003 CATHODE - PIN 8 Sharp RH-EX0413BMZZ | 14-09-04 |