Make | Model | Problem | Solution | Date |
| | | |
Found: 313
|
Amstrad | TVR1 | DARK PIC | R1640 220K | 14-09-04 |
Amstrad | TVR1 | Dead fuse Ok - relay clicks. | C1509 ( 3 , 300pf 1KV ) , R1502 ( 27ohm5w ) o/c , C1507 ( 1uf50v ) | 14-09-04 |
Amstrad | TVR1 | dead with burning smell | C1509 3,300pf burnt | 14-09-04 |
Amstrad | TVR1 | Dead. | R1410 ( 4.7ohm 2w ) left of LOPTX o/c. | 14-09-04 |
Amstrad | TVR1 | Goes dead aft short time | D1507 , C1511 100mfd , 160v | 14-09-04 |
Amstrad | TVR1 | Goes off with whine if sw on from warm | D1507 & C1511 100µ 160v | 14-09-04 |
Amstrad | TVR1 | Long time to come on | C1507 0µ22 | 14-09-04 |
Amstrad | TVR1 | No frame. | D1404 ( PR156 ) , R1415 ( 2.2R ) | 14-09-04 |
Amstrad | TVR1 | No Tv function. | C1507 ( 0.22uf 50V ) , D1507 ( B7299 ) s/c , R1503/4 ( 270k ) high or o/c. | 14-09-04 |
Amstrad | TVR1 | Pic pulses small when brill advanced | HT in sympathy with pic size IC1501 STK7348 | 14-09-04 |
|
Amstrad | TVR1 | Startup - slow. | C1507 ( .22uf ) in PSU , may check ok. | 14-09-04 |
Amstrad | TVR1 | Takes up to 15 minutes to start. | R1504 ( 270k ) gone high. | 14-09-04 |
Amstrad | TVR1 | Uncontrollable sound. | IC AN5265. | 14-09-04 |
Beko | NR17125T | Blows LOPTr after a few days | Check C140 22nF for o/c - upgrade to 1000vw | 14-09-04 |
ITT | 80R 110° | Int no startup. | C703 & C713 ( 10u f , 50v ) little blue ones by BU heat sink. | 14-09-04 |
ITT | 80R 110° | Standby - light on - no startup. | D721/3 o/c , R716 high , check C703 little ( 10uf , 50v ) , D732/3. | 14-09-04 |
ITT | Chassis 80R110 | Set switches to Stby after running for a while. | Change D761 13V zener.Seems to be OK with a Vom. | 14-09-04 |
ITT | CT3425 80R 110° | Standby - intermittent going to standby. | Power Tx on main PCB by loptx. | 14-09-04 |
JMBC | 2099TX Matsui TVR180 | St/by only | syscon/timer/servo IC1006 OEC0078C using the sub-panel to get it out
of S/by and then corrected incorrect Hex values. (Or get preprog 24C08 from Grandata) | 14-09-04 |
JVC | AV28WFR1EK JK | Narrow raster then turns off | C521 Flyback tunning cap o/c
Can also cause failure of Q543 D521 Q521 Q545 Q544 | 14-09-04 |
JVC | AV28WFR1EK JK | Width reduced & int trip | C521 3.5nF 1.5kv line tuning cap - JVC replacement better quality | 14-09-04 |
Matsui | 14R1 | Int stays in st/by | TR800 BC847 sm between jungle chip & Tr301 leaky/o/c | 14-09-04 |
Matsui | 14R1 | No sound or picture | Check D301 | 14-09-04 |
Matsui | 14R1 | One of these small portables produced a green scre | Replacing TR9Ol restored the picture. | 14-09-04 |
Matsui | 14R1 G1000 | Bright white raster - sound ok | R315 100R fusible o/c | 14-09-04 |
Matsui | 14R1 G1000 | Colour peculiar | No supply to CCD delay line chip IC801 - R831 47R o/c & C834 10nF s/c | 14-09-04 |
Matsui | 14R1 G1000 | Dead - no Led, but PSU seems ok | No start up signal from micro;Tr540 BC847 leaky | 14-09-04 |
Matsui | 14R1 G1000 | Dead or pulses few times 1st with 300v across C104 | C106 100µ low in value or IC100 s/c | 14-09-04 |
Matsui | 14R1 G1000 | Dead - psu ok | R314 6k8 o/c - removes supply to line driver | 14-09-04 |
Matsui | 14R1 G1000 | Dead - s/c in LOP stage | D301 s/c | 14-09-04 |