Make | Model | Problem | Solution | Date |
| | | |
Found: 20
|
BPL | 9002ECR | Hissing from LOPTx & HT low at 75v | C561 220µ 250v HT res cap | 14-09-04 |
BPL | 9002ECR | Patterning on pic | C562 22µ 250v | 14-09-04 |
BPL | 9002ECR Mk2 | Dead - caps in psu sec had blown up | Hi HT - change Q511 2SA1015 , R552 91k, R555 47k & opto coupler | 14-09-04 |
BPL | 9002ERC | No OSD ot tunimg | R722 12k o/c | 14-09-04 |
Bush | 2002 | Dead | ZD401 12v 1w zener, R419 5R6 3w & 2 caps in psu - HT = 115v | 14-09-04 |
Bush | 2002 Onwa | NO 12v FROM LINE STAGE | R421 ( 0.68ohm ) , R419 ( 5.6ohm ) , ZD401 ( BZX61-C12 ) C909 & C919 both ( 47uF ) 63V | 14-09-04 |
Bush | 2002A | low contrast | R316 100k o/c | 14-09-04 |
Crown | CTZ9002R | st/by only | Pri HT at chopper tr - R320 120k 1/4w in psu o/c | 14-09-04 |
Diamond | DM002 Daewoo 24PF | Dead | TOP214, D12 1N4148, D819 18v zener on main board & fuse | 14-09-04 |
GEC | 2002H | Raster - bright screen & flyback lines. | R258 o/c. | 14-09-04 |
|
Grundig | 1002 series | No colour | ripple
on Pin 39 of IC800 the Y/C chip. Resoldering the components in this area
cured the fault even though nothing looked dry jointed. | 14-09-04 |
Hikona | RM2002 | Crackle on sound unaffected by vol setting | check 47µ tant coupling cap under IF screening can | 14-09-04 |
Hikona | RM2002 | No sound | IC101 TA7680 Audio o/p chip pin 1 (vol cont) should read 5.8v at min vol & 0v at max. Was not varying - Q201 faulty - BC238 does | 14-09-04 |
Hikona | RM2002 | No sound. | Q201 ( BC238 ) but diff legout , TA7680 | 14-09-04 |
Nikkai | MG002R | Dead. | R801 ( 1.5R 5W ) o/c by on/off switch. | 14-09-04 |
Philips | 1002 | Dead - 140v/285v rail ok. | R561 ( 2 2R ) high. | 14-09-04 |
Samsung | LE32A456C2D PSU board: BN44-00214A | ot coming out of standby or shutting down. | Check solder joints on T0-220 MOSFET QB802 on the power supply board.
| 11-10-12 |
Sanyo | CAQO3002W A3A14 | No sound - ok thro' SCART | IC101 LA7680 | 14-09-04 |
Sharp | C2002 | Dead. | STR4090. | 14-09-04 |
Sharp | C2002 | Standby - no switch on some times from s/by. | R717 ( 390k ) , C720 , R712 , last IC701. | 14-09-04 |