Make | Model | Problem | Solution | Date |
| | | |
Found: 98
|
B & O | 8902 | Faint raster with Snow THe Dim Picture | C22 ( 220uf ) ( 18.5v Rail Reads Low ) | 14-09-04 |
B & O | 8902 | Sound muted a few mins at sw on | dry joint IC5 pin 5 | 14-09-04 |
Bush | 2890D | Field collapse | R704 100R, C702 100µ 63v & IC701 TDA8351 | 14-09-04 |
Bush | 2890D | Int width & E/W | Dry joint T602 next to LOPTx | 14-09-04 |
Bush | 2890D | St/by LED flashes green | R879 4k7 hi res | 14-09-04 |
Bush | 2897 | No tuning above Chan 30 | replace cap across 33v zener - goes leaky | 14-09-04 |
Crown | 2894 | Int field lin/bounce when heated | 12v at ZD402 low due to R435 0R68 risen in value | 14-09-04 |
Daewoo | 2898ST | No Txt | Reprog EEPROM using service remote | 14-09-04 |
Daewoo | GB2898CTV | Arcing in scan coil plug blew components | Field chip TDA8351, then bright blue raster - TDA6106Q B o/p chip on crt base | 14-09-04 |
Daewoo | GB2898ST | Buzz on sound at low level | resolder fop chip heatsink | 14-09-04 |
|
Daewoo | GB2898ST | No e/w correction | Q404, next to the E/W o/p tr 2SC3198 leaky | 14-09-04 |
Daewoo | GB2898ST | no picture - sound, heaters, EHT were OK. | Decoupling cap C417 4n7 400v leaky | 14-09-04 |
Daewoo | GB2898ST | Sound only - no line drive | R820 feed to 12v & 8v feed should be 2R - was 10R in this case | 14-09-04 |
Daewoo | GB2898ST | St/by only | C815 1000µ 25v o/c | 14-09-04 |
Decca | 8901 | Tripping or HT low ( Should be 115v or 109v ) may start up correctly if scan coils unplugged . | C803 220uF 16v ( PSU IC supply ) OC. | 14-09-04 |
Decca | DBS9892C | Int dead | Dry joints scart conn (12v routed thro it)- remove Nicam pcb | 14-09-04 |
Decca | DBS9892C | Int dead | Dry joints RA50 & RA16 3w stand up res on audio o/p panel & check joints on 12v reg on main pcb | 14-09-04 |
Decca | DBS9892C | Int sw off | Dry joints on Audio o/p pcb (12v goes in & out of this panel) & check joints on main pcb (esp regs) & to scart board. Also check/replace R817/819 220R ?w in pri psu & C812 100mfd, C807 100mfd & C806 100mfd | 14-09-04 |
Decca | DBS9892C | No startup | R817 & R819 in the primary PSU stage (both
220R 0.5 watt) as they looked distressed & all the small caps in PSU (C812 100mfd, C807 100mfd & C806 100mfd) | 14-09-04 |
Decca | DBS9892C | Thumping noise on audio | dry joints audio pcb | 14-09-04 |
Decca | DBS9892C | Verticals ragged when cold | C418 470µ 35v o/c between T401 & SCART pcb | 14-09-04 |
Ferguson | TX89 | Blank raster - no tuning | C13 220n | 14-09-04 |
Ferguson | TX89 | Blank raster. | C13 ( 0.22uf ) leaky. | 14-09-04 |
Ferguson | TX89 | Dead | Check R102 & R88 | 14-09-04 |
Ferguson | TX89 | Dead | R89/91 82k start up res o/c | 14-09-04 |
Ferguson | TX89 | Dead | R88 1R8 o/c; Tr6 TIPL791A s/c; D6/D3 s/c; also replaced TEA2018A as a prec - R97 10R had increased to 35R | 14-09-04 |
Ferguson | TX89 | DEAD - ALL P.SUPP. s.c. | 1R8 , ALL DIODES , I.C. , DIODE | 14-09-04 |
Ferguson | TX89 | Dead - chan displays "1" | broken track at pad of loptr | 14-09-04 |
Ferguson | TX89 | Dead. | TR5 ( TIPL791A ) s/c , IC4 ( TEA2018A ) , C69 ( 100uf ) leaky. | 14-09-04 |
Ferguson | TX89 | Excess height | C49 6µ8 50v | 14-09-04 |