| Make | Model | Problem | Solution | Date |
| | | |
| Found: 25
|
| Akai | CT2107MS (Onwa) | Int off with blob in centre of screen | Check for hairline cracks around chopper tfmr pins | 14-09-04 |
| Matsui | 2107 | Dead | Chopper control IC TDA16846 | 14-09-04 |
| Matsui | 2107N, 2107R | Service mode | Hold Vol- on TV & 9 on R/C for at least 2 sec.To navigate use Ch+/-, to adjust use Vol+/-. To exit press '8'. | 14-09-04 |
| Matsui | 2107NS | Service mode | Hold Vol- on TV & 9 on R/C for at least 2 sec.To navigate use Ch+/-, to adjust use Vol+/-. To exit press '0'. | 14-09-04 |
| Matsui | 2107S | Service mode | Set Volume to min, Hold Vol- on TV & 9 on R/C for 2 sec. Press 7 several times to get through adjustment modes. Use buttons 1 to 6 to select submenu. Adjust using Vol+/-. To save press Vol- & 9. To exit service press '9'. | 14-09-04 |
| Matsui | 2107T | Dead - blows chopper FET & 5R6 surge lim at sw on | Check R532 1M5 pin 2 IC501 & R529 1M also change IC 501 TDA16846 chopper chip | 14-09-04 |
| Matsui | 2107T | Dead & tripping psu | LOPTr s/c & dry joint line dr trnfmr | 14-09-04 |
| Matsui | 2107T | No st/by | Q503 2SC4160 s/c | 14-09-04 |
| Matsui | 2107T | Service mode | Vol to min , Press together Vol on front of tv & 9 on r/c, Select service parameters using chan buttons & follow screen prompts. Alter using vol + or - and Exit by pressing 8. | 14-09-04 |
| Matsui | 2107T | Won't go into st/by | Q503 was short circuit.(2SC 4160). | 14-09-04 |
|
|
| Philips | L01.1 28PT5107 | 1cm noise band from top to bottom lH side of screen varies with brightness & chan | D6460 BY 228 over LOPTx | 14-09-04 |
| Sharp | Deco 4 DV5105/DV5107 | dead, no PSU output, R705 burnt | IC700 TEA1039 pin 9 leaky to pin 7, R705 3k3 0.5W fusible (RRXZ0242BMZZ), also check D705 1N4148 and Q701 BC635 | 14-09-04 |
| Sharp | Deco 4 DV5105/DV5107 | won't come on from stby when remote is used, green and red LEDs flash. But it would come on Ok when mains switch is used. | R751 0.33R o/c | 14-09-04 |
| Sharp | DV5105/5107 | DEAD. R705 BURNT UP | REPLACE IC700 AND R705 | 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 |