Make | Model | Problem | Solution | Date |
| | | |
Found: 67
|
Alba | 90E529 | Int dead - freezer squirted on STR54041 restores | Q104 in psu pri | 14-09-04 |
Decca | D28NE55 | Field collapse TDA8350 cured this but 2 black lines at top of pic | R437 22R o/c | 14-09-04 |
Decca | D28NEE5 | Excess width & won't come on from st/by | R814 75k, TR801, & ZD813 | 14-09-04 |
Decca | D28NEE5 | Int dead | R814 75k | 14-09-04 |
Decca | E series D28NEE5 | Audio gives 3 pops when turned off from st/by Attempting to start from residual charge | Remove R803 & 804 47k from pcb & connect together in R804 posn. Fit wire on copper side of pcb (?) - Official mod from Decca but not explained very well. | 14-09-04 |
Decca | E series D28NEE5 | Brightness fluctuates rapidly with poss fb lines | C527 100n next to IC501 faulty | 14-09-04 |
Decca | E series D28NEE5 | Dead when cold - ok when heated | 5v rail low - IC804 5v reg | 14-09-04 |
Decca | E series D28NEE5 | E/W poor & Width excessive after FOP repair | ZD409 33v zener leaky - not shown on cct diag - pin 11 IC401 to earth | 14-09-04 |
Decca | E series D28NEE5 | Excess width/lack of height - int cuts out when heated | HT high at 177v (150v), R814 75k in HT pot divider | 14-09-04 |
Decca | E series D28NEE5 | Field collapse | R422 1R2 fusible o/c off pin 6 LOPTx | 14-09-04 |
|
Decca | E series D28NEE5 | Field foldover with lines at top | R437 1R2 o/c | 14-09-04 |
Decca | E series D28NEE5 | | | 14-09-04 |
NEI | 14D1X E5 series | 80% pic blanked out, 10% Txt banked - OSD ok | Scl pulse dist (pin 7 IC301- unsolder to check pulse) TDA3653B faulty | 14-09-04 |
NEI | E28G1FXN E5 | Dead - all sec rails low - no st/by LED | T682 BD679 15v reg | 14-09-04 |
NEI | E28G1TFXN E5 | Buzz on mono reception - worse when OSD present | Mod reqd - remove C150 33pF from main pcb & fit in posn C1591 on vert pcb. Add 100mm wire from left of free pin of C1591 to right of free hole of C150 | 14-09-04 |
NEI | E28G1TFXN E5 | Dead | R866 2R2 safety res o/c, due to D682/683 BY399 failing when hot | 14-09-04 |
NEI | E28G1TFXN E5 | Dead - st/by LED flashes | Mains smoothing cap 220µ 400v | 14-09-04 |
NEI | E28G1TFXN E5 | Dead 220v across res cap | C665 | 14-09-04 |
NEI | E28G1TFXN E5 | Dull or no pic | Low A1 screen volts - replace C206 | 14-09-04 |
NEI | E28G1TFXN E5 | Int blanks out with sound & pic disappearing | Dry joints IC682 reg on back edge of pcb | 14-09-04 |
NEI | E28G1TFXN E5 | No R/C operation after initially coming on with R/C, tuner drift & erratic local controls | Low volts on micro - R686 2R2 hi res near SMPS Tx | 14-09-04 |
NEI | E28G1TFXN E5 | PSU tripping with low o/p volts | C655 220µ 400v mains smoother | 14-09-04 |
NEI | E28G1TFXN E5 | St/by only or int won't sw on | Dry joints IC682 reg on back edge of pcb | 14-09-04 |
NEI | E28G1TFXN E5 | Stuck in st/by - int comes on with blank raster | D683 BY399 breaks down under load - reads ok out of cct | 14-09-04 |
NEI | E28G1TFXN E5 | Vol varies - sw from Nicam to mono sound | Xtal Q1511 on nicam pcb - earth the casing | 14-09-04 |
NEI | E5 | Dead | D705 1N4003 NOTE bad batch of 1N4003's in set - replace the lot! | 14-09-04 |
NEI | E5 | Field collapse | D301 1N4003 NOTE bad batch of 1N4003's in set - replace the lot! | 14-09-04 |
NEI | E5 | Trips at sw on - then dead | D652 1N4003 NOTE bad batch of 1N4003's in set - replace the lot! | 14-09-04 |
NEI | E5 Chassis | Chirping at low brightness with line jitter | R655 330k & 1M across it hi res | 14-09-04 |
NEI | E5 Chassis | Dead - Chopper tr IC651 & control chip IC651 s/c | D653 BA159 s/c use BYT52M as replacement & check tracks for damage | 14-09-04 |