Grundig CUC53 Repair Tips
Search: CUC53 Grundig
Results 40
Results 40
Make | Model Ch. | Symptom | Problem Solution | Solution | By: |
---|---|---|---|---|---|
Grundig | CUC5350 | Goes to standby after a short time | Replace C631 1uF, 63v | ||
Grundig | CUC5310 | Picture int disappears leaving snow on screen | Resolder the Xtal in the tuner | ||
Grundig | CUC5310 | Dead, no shorts found | Look for dry joints on the scan coil plug may not be visable also resolder the 12v and 5v regs | ||
Grundig | CUC5365 | R793 330R burnt up on crt base | TEA5101A replaced & mod - connect aquadag lead to middle of wire under scan coils & cut lead short as poss. add res 150K from coll T593 to chassis | ||
Grundig | CUC5361 | trips on high brill - no beam lim action | beam lim volts to pin 12 RGB module. Volts at pin 15 IC5150 should fall as brill increases. It did but chip was u/s | ||
Grundig | CUC5361 | Int rolling/shaking pic | Dry joints on earthing frame of chassis | ||
Grundig | CUC5360 | Store ,tuning , analogue controls inoperative | Check memory Ics IC847/8 also bad earths which could be cause of Ics going faulty | ||
Grundig | CUC5360 | No vid via scart skt | Sw carried out in tuner/IF chip. Check CT2512/3/4/7 sm types BC848/858 | ||
Grundig | CUC5360 | int tuner | check for dry joints on xtal | ||
Grundig | CUC5360 | Col int | Replace 4.43Mhz red trimmer | ||
Grundig | CUC5360 | No NICAM sound - whistle on mono sound | MSP2400 chip in IF module | ||
Grundig | CUC5350 CUC5360 | "P1" DISPLAYED AFTER PROCESSOR CHANGED | R836 FROM 10K TO 22K ( OLD SDA 20562 A 006 NEW SDA 20562 A 506 Grundig 8305-157-580 ) | ||
Grundig | CUC5350 | white lines & 2 of each r-g-b- lines on top 3 ins of screen | Check HT & replace C538 47u 35v | ||
Grundig | CUC5350 | No sound at sw on; if vol + on R/C operated sound returns for duration of button press | Aerial socket loose was reputed to be the cause !!! (socket came adrift) | ||
Grundig | CUC5310 | Int pic | 10v ripple on 200v HT line due to C681 4ยต7 350v o/c | ||
Grundig | CUC5310 | DEAD CHOPPER SC WHEN REPLACED BLOWS AGAIN | D681 SC | ||
Grundig | CUC5310 | Dead - T644 chopper tr s/c | S1624 wickman fuse in 300v supply o/c, D681BYV38 200v rect on sec psu s/c | ||
Grundig | CUC5310 | Dead - fuse SI624 1.25AT o/c | T644 BUZ90 chopper Tr s/c | ||
Grundig | CUC5305 | No i/p via scart | IC2350 TDA5931-5 on IF pcb | ||
Grundig | CUC5303 | PS. Transistor blown. Changed chopper tr, and TDA4605, But they were blown again. Occasionally the set before blowing the smps may run for a while. | Check/Replace R632 270K Resistor. |