| Make | Model | Problem | Solution | Date |
| | | |
| Found: 776
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| 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 |
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| 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 |
| Matsui | 2109NS | Dead | R504 o/c 2 x 2M2 | 14-09-04 |
| Matsui | 2150TX | St/by only - no HT to LOPTr | Dry joints L603 - looks ok | 14-09-04 |
| Matsui | 2150TX | STUCK IN STANDBY | CHECK HT FEED TO LINE OUTPUT TRANSISTOR IF NONE CLEAN AND RESOLDER L603 | 14-09-04 |
| Matsui | 2150TX | Stuck in standby. | CHECK L603 FOR DRIES | 14-09-04 |
| Matsui | 2160 | DEAD CHANNEL LIGHTS ON | STR58041 | 14-09-04 |
| Matsui | 2160 | Dead with whine | D512 R2M diode across HT line s/c - also replace STR58041 as a precaution | 14-09-04 |
| Matsui | 2160 | Int start up - can go for days between | STR58041 chip | 14-09-04 |
| Matsui | 2160 | No pic sound ok | HT at LOPTr but no line drive; IC401 µPC1420CA o/p pin 26 reads wrong at 3v dc - chip faulty | 14-09-04 |
| Matsui | 2160 | noise at full vol with blank screen chan ind ok | lopt u/s - over ?70 | 14-09-04 |
| Matsui | 2160 | Small pulsing pic, with all volts low or dead - chan lights present | IC501 STR58041 chopper chip | 14-09-04 |
| Matsui | 2160/2180 | dead - chan display only | R503/4 150k suspect & STR58041 | 14-09-04 |
| Matsui | 216NS | Int loss of pic - screen volts drops | C911 4700pf 2kv on crt base breaking down under load | 14-09-04 |
| Matsui | 2180 | CRT low emission symptoms | IC701 TA7778P RGB interface chip | 14-09-04 |
| Matsui | 2180 | Dead | CHECK R512 , R518 STR58041 IC501 , R502 , ALSO CHECK IC104 30V TUNING REG | 14-09-04 |
| Matsui | 2180 | Dead - overvolts prot diode s/c | BD131 assoc with chopper cct b-c s/c when heated | 14-09-04 |
| Matsui | 2180 | Dead - went off with a flash | STR58041 s/c; R502 5R6 7w o/c; Q502 2SD863 leaky; D512 R2M s/c | 14-09-04 |
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| Matsui | 2180 | Field jitter | Dry joint scan plug P570 | 14-09-04 |
| Matsui | 2180 | No signals | IC104 L5631 30v reg | 14-09-04 |
| Matsui | 2180 | Raster blanks out on chan change leaving small pic/low HT - after STR58041 had been replaced | Check R518 1R1w, R512 0R47 1w, Q501/2 2SD863 (BC337 ok to use in lieu) & R505 47R ?w | 14-09-04 |
| Matsui | 2180TT | Dead | STR58041 , Check Q501/2 ( 2SD863 ) , R505 47ohm 1/4watt , Last BD131 in chopper cct. | 14-09-04 |
| Matsui | 2180TT | Dead - blowing 5.6ohm 7W dropper. | Check chopper chip mica insulator for pin hole. | 14-09-04 |
| Matsui | 2180TT | Dead - blowing D512. | STR &/Or check Mica. | 14-09-04 |
| Matsui | 2180TT | Dead - int. | Check STR may have two insulators ( poor heat sink ) | 14-09-04 |
| Matsui | 2180TT | Dead. | R502 ( 5.6R ) o/c change STR58041 , if ok check R516 1.5R | 14-09-04 |