Make | Model | Problem | Solution | Date |
| | | |
Found: 104
|
Aiwa | C202KER | Field collapse | Fusible link 1500 marked as jumper lead from loptx to reg via D6813 | 14-09-04 |
Amstrad | CTV2020/2028 Bush 2866 | Searches but finds no sigs | R124 15K 2W O/C located
behind the PSU in the centre nearest the front controls | 14-09-04 |
|
Beko | 20230T | Diagonal white/black lines across the top 6-7 inches of the frame. | 220 ohms res , o/c or high res , mounted on the scan coils. | 14-09-04 |
Bush | 2020 | 180v rail low at about 105v. | C416 ( 10uf 250v ) Adj to LOPT. | 14-09-04 |
Bush | 2020 | Blank raster - A1 brings up pic but then same | IC501 ( TDA3562A-TFK ) , A1 control not set correctly. | 14-09-04 |
Bush | 2020 | Blank raster with vertical black bands. | IC02 socket. | 14-09-04 |
Bush | 2020 | Bright white screen or dark picture. | R424 ( 27k ) o/c. | 14-09-04 |
Bush | 2020 | Brightness varies. | R425 ( 56k ) o/c. | 14-09-04 |
Bush | 2020 | Dead | R816 ( 4.7ohm ) Q801 s/c R808 ( 270K ) o/c | 14-09-04 |
Bush | 2020 | Dead - B+ volts present - no 12v to line dr tr | R811 1R1/2w safety res o/c | 14-09-04 |
Bush | 2020 | Dead - Fuse Not Blown | R816 ( 4.7ohm ) o/c , Q801 o/c , R808 ( 270K ) o/c | 14-09-04 |
Bush | 2020 | Dead - HT Ok - no line drive. | C808 ( 1000uf 25v ) , D805 s/c. | 14-09-04 |
Bush | 2020 | Dead with burning smell - fuse Ok. | C808 ( 1000uf 25v ) , R811 ( 1ohm ) o/c. | 14-09-04 |
Bush | 2020 | Dead. | C820 ( 100pf ) , C817 ( 10uf ) , C802 ( 100uf ) , R801 ( .68R ) , C810220uf ) , IC801. | 14-09-04 |
Bush | 2020 | High 110v HT. | C818 ( 1uf 50v ) | 14-09-04 |
Bush | 2020 | Int blank raster - red frame collapse. | Drys on C307. | 14-09-04 |
Bush | 2020 | Int blank screen &/or thin red line across screen | Dry joint C307 - hidden under a strut | 14-09-04 |
Bush | 2020 | INT BLANK SCREEN OR SOMETIMES THIN LINE LIKE FIELD | C307 HIDDEN BY PLASTIC STRUT | 14-09-04 |
Bush | 2020 | Int colour | Crack in print around dec chip | 14-09-04 |
Bush | 2020 | Int no picture. | IC02 ( TPU2732 ) | 14-09-04 |
Bush | 2020 | Int red frame collapse. | Drys on C307. | 14-09-04 |
Bush | 2020 | JUMPS IN AND OUT OF SBY DURING CHAN CHANGE OR ADJU | CHANGE IC2 MDA2061 EEPROM | 14-09-04 |
|
Bush | 2020 | Jumps in/out of st/by at chan change | IC2 MDA2061 EEPROM | 14-09-04 |
Bush | 2020 | Long time for pic to appear at sw on | Due to ageing tube with auto grey scale - fit 100k res between "auto" & 12v pins on CRT base | 14-09-04 |
Bush | 2020 | No col & Chan UP control does Chan DOWN | Reprogram micro (MDA2061 eprom) - TV Feb94 | 14-09-04 |
Bush | 2020 | No colour | Check TDA3562A by subst & R251 18k o/c (If using non TFK chip as replacement change R513 from 180k to 68k & R515 from 120k to 150k | 14-09-04 |
Bush | 2020 | No display - set trips after a few minutes. | C22 ( 470uf | 14-09-04 |
Bush | 2020 | NO FIELD , SOUND OR CHAN DISP. | R422 OC. 2R0 | 14-09-04 |
Bush | 2020 | NO SOUND OR PICTURE OR CHANNEL DISPLAY | TR1 + TR2 BC237 IN RESET CCT | 14-09-04 |
Bush | 2020 | Patterning & field cramping in centre | C806 1000µ 16v | 14-09-04 |