Make | Model | Problem | Solution | Date |
| | | |
Found: 163
|
B & O | MX3000 | Various int inc field collapse, fading pic, low width | Check for dry joints in apropriate cct | 14-09-04 |
Cathay | CTV3000 | dead | o/c mains sw & R504 150k o/c | 14-09-04 |
|
Cathay | CTV3000 | Dead | R504 150k o/c | 14-09-04 |
Cathay | CTV3000 | Dead - no results. | R504 ( 150k ) o/c. | 14-09-04 |
Cathay | CTV3000 | Hum bar | HT smoothing cap replaced | 14-09-04 |
Cathay | CTV3000 | Hum Bar | C507 100µ 400v | 14-09-04 |
Cathay | CTV3000 | Line drift when heated | C232 connected to pin 33 of TA7688A col dec/TB chip faulty | 14-09-04 |
Cathay | CTV3000 | Line drift when warm | C232 connected to pin 33 of TA7698A faulty | 14-09-04 |
Cathay | CTV3000 | Shutdown - Intermittent. | Check for break in print from D301 to LOPTX. | 14-09-04 |
Dantax | 7300 | LED goes Green then Red after 1/4 sec | check CL 23 for dry joint (behind LOPTx) | 14-09-04 |
Fidelity | ZX3000 | Alternate channels missing i.e all odd. | IC1 ( M104B1 ) . | 14-09-04 |
Fidelity | ZX3000 | Blank raster. | IC4 ( TDA8180 ) | 14-09-04 |
Fidelity | ZX3000 | Blank raster. | IC TDA3562A. | 14-09-04 |
Fidelity | ZX3000 | Blows chopper tr BU426A | R91 270k to pin 4 of TDA4600 hi res. Also check TDA4600 chip, D9, R90, C93 | 14-09-04 |
Fidelity | ZX3000 | Bright raster. | IC TDA1365. | 14-09-04 |
Fidelity | ZX3000 | Channel - no change - no remote operation. | Stereo balance switch leaky. | 14-09-04 |
Fidelity | ZX3000 | Channels - int manual channel change | DJ on front panel switch. | 14-09-04 |
Fidelity | ZX3000 | Cogging -serrated verts- may be intermittent. | C100 ( 33uf , 250v ) may read Ok. | 14-09-04 |
Fidelity | ZX3000 | Dead - 2amp fuse & BU508 blown. | Bridge rectifierD19 leaky | 14-09-04 |
Fidelity | ZX3000 | Dead - blowing BU508. | C91 ( 1u f ) | 14-09-04 |
Fidelity | ZX3000 | Dead - F2 blown. | BU208 , D9 , R90 , C93 ( the cause ) R91 goes high. | 14-09-04 |
Fidelity | ZX3000 | dead - whines at sw on | low HT at lop tr. - tr leaky BU508A - C106 dry joint caused fault | 14-09-04 |
|
Fidelity | ZX3000 | Dead Tv section. | IC TDA8180 timebase generator. | 14-09-04 |
Fidelity | ZX3000 | dead with cracks from lopt | loptx faulty | 14-09-04 |
Fidelity | ZX3000 | Dead. | D34 s/c , R828 o/c. | 14-09-04 |
Fidelity | ZX3000 | Dead. | R84 ( 68R ) o/c , L2 o/c. | 14-09-04 |
Fidelity | ZX3000 | Dead. | BU426 , BU500 s/c , 2R2 o/c , TDA4600 u/s , check 220uf , 305v o/c | 14-09-04 |
Fidelity | ZX3000 | Dead. | TR3 ( BU508A ) chopper leaky , check TDA4600 & C93. | 14-09-04 |
Fidelity | ZX3000 | Display stuck on one number. | IC1 ( M104B1 ) . | 14-09-04 |
Fidelity | ZX3000 | Excess blue | Tr6 BC558 leaky | 14-09-04 |