Make | Model | Problem | Solution | Date |
| | | |
Found: 22
|
Grundig | CUC220 | Dead - intermittent. | R646 ( 270k ) on PSU. | 14-09-04 |
Grundig | CUC220 | Display - intermittent incorrect channel disp | IC663 ( 5v reg ) | 14-09-04 |
Grundig | CUC220 | Excess col & brightness when heated | OK when Txt pcb dis'd - left it this way | 14-09-04 |
Grundig | CUC220 | Frame collapse. | R2779 ( 18k ) o/c remove to check. | 14-09-04 |
Grundig | CUC220 | Frame distortion. | IC TDA1770 if used , D2761 ( SKE4G1/04 ) , R2761 ( 6.8ohm , .75W ) | 14-09-04 |
Grundig | CUC220 | Goes straight off at sw on | odd characters in display - HT = 180v (109v) HT pot int | 14-09-04 |
Grundig | CUC220 | Horizontal shaking. | Tuner/IF dry joints , check the electrolytics with freezer | 14-09-04 |
Grundig | CUC220 | INT START UP | C631 100uF 40v , C633 220uF , C647 1uF , C642 100uF + R646 270k | 14-09-04 |
Grundig | CUC220 | int start up | TDA4600 | 14-09-04 |
Grundig | CUC220 | Interference at sides. | IC TDA2595 sync/line osc IC. | 14-09-04 |
|
Grundig | CUC220 | Lack of frame at bottom when cold. | C2768 ( 100uf ) on deflection PCB. | 14-09-04 |
Grundig | CUC220 | No pic at switch on - looks like its off tune | C2221 ( 1uf 63v ) in tuner/if unit. | 14-09-04 |
Grundig | CUC220 | No vision with raster and sound. | T2533 , Adj control SB , R2536 , C2536 , D2536 , D2532 | 14-09-04 |
Grundig | CUC220 | Pulling/Rolling | C2216/2221 1µ 63v in IF can by TDA5500 chip | 14-09-04 |
Grundig | CUC220 | Shutdown - intermittent switching off. | Dry R646 ( 270k ) , TDA4600 , replace HT pot R647 ( 2.5k ) | 14-09-04 |
Grundig | CUC220 | Standby - intermittent going into standby. | Change R647 to ceramic. | 14-09-04 |
Grundig | CUC220 | Standby- intermittent going into standby. | IC663 ( 5v reg ) | 14-09-04 |
Grundig | CUC220 | Startup - switch on problems & hum. | Relay contacts jammed o/c. | 14-09-04 |
Grundig | CUC2200 | Small pulsating raster. | Di614 ( 75v zenor ) in cutout circuit rev leak around 100k | 14-09-04 |
Grundig | CUC2201 | Int trips at sw on | R637 1k set HT pot | 14-09-04 |
Grundig | CUC2201 | Tripping - then comes on. | Set HT control R637 ( 1k ) | 14-09-04 |
Grundig | CUC2201 | Tripping, thumping noise & no display | Combi tfmr o/c sec windings N & L | 14-09-04 |