TX98 Repair Tips
Search: TX98
Results 35
Results 35
Make | Model Ch. | Symptom | Problem Solution | Solution | By: |
---|---|---|---|---|---|
Ferguson | TX98 TX98 | Intermittent tripping and switching to channel 1 | Replace IC11 TDA8138 5/12 volt regulator ic | ||
Ferguson | TX98 | Intermittent line foldover when warm | Dry joints on L26 and L27. | ||
Ferguson | TX98 | Dead - mains fuse shattered | C88 100ยต o/c (base drive) | ||
Ferguson | TX98 J51P8 | Field collapse | C16 1nF o/c to pin 4 TDA4505 | ||
Ferguson | TX98 | Video - poor playback on anti-copy tapes. | Change R23 to 1.5k , C22 to 1u f 63v , C26 22nf 63v see FB | ||
Ferguson | TX98 | Too much EHT. | Check 115v with a lamp , if ok change D26 ( BY448 ) , T2 ( LOPT ) , TR7 ( BC372 ) | ||
Ferguson | TX98 | Sync - lock-out at high signal levels. | Signal diode type 425 D38 parallel with R47. | ||
Ferguson | TX98 | Remote - Spurious operation of remote funcs. | Ferguson Mod see Feedback 51 1991 | ||
Ferguson | TX98 | Poor reproduction on some pre-recorded tapes. | Change R23 to 1.5k , C26 to 22nf 63V , C22 to 1u f 63V. | ||
Ferguson | TX98 | Poor reproduction on some pre-recorded tapes. | Check AGC voltage on pin 2 of tuner bt 2v & 3.5v. | ||
Ferguson | TX98 | partial field collapse | 50v supply to fop chip low - D16 RGP30D high res | ||
Ferguson | TX98 | Noise bars on screen. | IC2 ( TDA4505E ) | ||
Ferguson | TX98 | No text or OSD ( text can be seen VERY faintly overlaid on Tv picture ) | Try putting 560R in parallel with R209. | ||
Ferguson | TX98 | No sync | Text data slicer IC16 | ||
Ferguson | TX98 | No sound | dis pin 13 CF70064 main micro (mute out) to restore | ||
Ferguson | TX98 | No picture/heaters - sound & display Ok. | R222 6.8R o/c ( on CRT base ) , LOPTX Part No.00X6714001 | ||
Ferguson | TX98 | No line drive | TDA4505E | ||
Ferguson | TX98 | No colour | Change R53 to 47R & C56 to 10nf. | ||
Ferguson | TX98 | No col & lack of height | IC11 TDA8138 | ||
Ferguson | TX98 | Mod if changing tube to Philips A51EAM31X01 | Mod see Feedback 51 1991. |