| Make | Model | Problem | Solution | Date |
| | | |
| Found: 425
|
| Grundig | CUC | Dead - blowing BU208 & TDA4600. | R646 ( 270k ) , replace with carbon film type. | 14-09-04 |
| Grundig | CUC 6360 / CUC 6361/ CUC 6365 | Intermittent no picture, it would fade out with the width getting smaller.
HT 150volts was down to 100volts. | C672 100 MFD @ 250VW | 14-09-04 |
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| Grundig | CUC 6360 / CUC 6361/ CUC 6365 | No picture, but HT / EHT all ok, picture was blanked out. | CT5066 BC858. This is a s.m. device on the video processing pcb. It is on p22 of ic 5040. | 14-09-04 |
| Grundig | CUC120 | Blank raster & muted sound. | Drys in IF unit try on pin 12 were 12v supply comes in. | 14-09-04 |
| Grundig | CUC120 | Dead - BU208 s/c. | Check for C633 ( 100uf ) s/c , R646 , replace C631. | 14-09-04 |
| Grundig | CUC120 | Dead. | C633 ( 100u f ) s/c. | 14-09-04 |
| Grundig | CUC120 | FIELD FAULTS | C2768 D2761 R2761 6R8 PRESETS OR TDA1770 | 14-09-04 |
| Grundig | CUC120 | Frame collapse - sound ok. | D2764 ( SKE2F1 ) o/c. | 14-09-04 |
| Grundig | CUC120 | Frame distortion. | IC TDA1770 if used , D2761 ( SKE4G1/04 ) , R2761 ( 6.8ohm , .75W ) | 14-09-04 |
| Grundig | CUC120 | Int luminance | C2527 0µ1 faulty | 14-09-04 |
| Grundig | CUC120 | Interference at sides. | IC TDA2595 sync/line osc IC. | 14-09-04 |
| Grundig | CUC120 | Intermittent going into standby. | Change R647 to ceramic. | 14-09-04 |
| Grundig | CUC120 | Intermittent shut down. | Dry joints on L631 off base of chopper Tx. | 14-09-04 |
| Grundig | CUC120 | Intermittent shut down. | IC TDA4600 plus check drys on L631 off base of chopper Tx. | 14-09-04 |
| Grundig | CUC120 | Lack of frame at bottom when cold. | C2768 ( 100uf ) on deflection PCB. | 14-09-04 |
| Grundig | CUC120 | No cold start | C626 reservoir cap o/c | 14-09-04 |
| Grundig | CUC120 | No luminace. | D2536 ( IN4148 ) leaky. | 14-09-04 |
| Grundig | CUC120 | No picture - EHT & sound ok. | D2764 ( SKE2F1 ) o/c. | 14-09-04 |
| Grundig | CUC120 | No sound | C2408 1000µ s/c; R2408 o/c 3R9 on audio board | 14-09-04 |
| Grundig | CUC120 | Startup - no start up. | IC TDA4600 plus check drys on L631 off base of chopper Tx. | 14-09-04 |
| Grundig | CUC120 | Startup - takes a long time to come on. | C626 reservoir cap. | 14-09-04 |
| Grundig | CUC1822 | Hor dashed magenta lines superimposed on pic | Check for dry joints/elect caps in "feature" box | 14-09-04 |
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| Grundig | CUC1842 | Focus poor | Replaced tripler & 2 x 1n5 6kv caps on dynamic focus board | 14-09-04 |
| Grundig | CUC1882 | EHT comes up at sw on then reverts to st/by | Dry joint at fop scan coil plug in middle of pcb | 14-09-04 |
| Grundig | CUC20/30 | Blue screen only | dry joints IC61050, IC61060, & IC61040 regs | 14-09-04 |
| Grundig | CUC2000 | line collapse | could be o/c winding N & L on Ipsalo tfmr | 14-09-04 |
| Grundig | CUC2030 | E/W poor | TDA8350 FOP chip | 14-09-04 |
| Grundig | CUC2030 | Hor black & white lines & no tuning | Sound MSP chip faulty - causing corruption to data lines | 14-09-04 |
| Grundig | CUC2030 | Hotel mode disabling | Sw set off at main Sw. Press "I" button & Sw on. In service menu change Hotel to "off" | 14-09-04 |
| Grundig | CUC2030 | Line collapse | dry joint scan coil plug & R55006 5R6 1/2w o/c causing no E-W | 14-09-04 |