285NS Repair Tips
Search: 285NS
Results 45
Results 45
| Make | Model Ch. | Symptom | Problem Solution | Solution | By: |
|---|---|---|---|---|---|
| Goodmans | 285NS | Buzz on sound when volume at low level | Dry joints on earth pegs of heatsinks of audio and frame output ICs - confirmed by comet service, long time ago! | ||
| Goodmans | 285NSB | St/by only | No line Dr from TDA8375A - s/c pin 24 IC602 - faulty chip | ||
| Goodmans | 285NSB | Grey scale varies | I901, 2 & 3 Ics on crt base - change all 3 | ||
| Goodmans | 285NSB | Dead - mains fuse blown | Positor faulty - rattled & pic shifted to left until replaced | ||
| Goodmans | 285NSB | Dark pic when using Txt subtitles | Txt brightness set low - select Txt then Menu to access Txt menu | ||
| Goodmans | 285NSB | Blank raster when cold - appears over time - sound ok | Feedback signal to Jungle chip dist (no SCL pulse) - TDA8351 faulty | ||
| Goodmans | 285NS(B) | No red | TDA6106Q s/c & R916 100R 1/2w burnt | ||
| Goodmans | 285NS(B) | DARK PICTURE WHEN USING SUBTITLES | SELECT TEXT THEN PRESS MENU AND ADJUST BRIGHTNESS LEVEL | ||
| Goodmans | 285NS Daewoo GB2898ST | Buzz on sound at low level | resolder fop chip heatsink | ||
| Goodmans | 285NS Daewoo CP775 | Dead - faint tick from psu | Q401 2SD1880 LOPTr s/c, D406 BYW95C s/c - both caused by LOPTx faulty (HR7927) | ||
| Goodmans | 285NS CP775 | Vol at max - won't adj value | I702 124LC08B EEPROM | ||
| Goodmans | 285NS CP775 | Txt subtitles/mix darkens pic | Poor set up - select P888 or 120 on ITV & use RGB fastext buttons to select contrast etc. Adj in Txt - does not affect pic | ||
| Goodmans | 285NS CP775 | Smearing B, R or G | R910, 911 or 912 100k on crt base | ||
| Goodmans | 285NS CP775 | No sound | Dry joint 15v supply pin on SMPS Tx | ||
| Goodmans | 285NS CP775 | Line foldover with ragged verts | C416 680pF 2Kv o/c | ||
| Goodmans | 285NS CP775 | Int sound & pic - no tuning | Q711 KTC3202Y leaky | ||
| Goodmans | 285NS CP775 | Insufficient height aft pcb or crt replacement | Scan coil impedance different - change R333 from 3k to 2k & R919 from 3R3 to 0R68 | ||
| Goodmans | 285NS CP775 | Field distorted or collapse | TDA8451 & TDA8375 | ||
| Goodmans | 285NS CP775 | Field collapse | C305 & C403 470µ & I301 TDA8351 | ||
| Goodmans | 285NS CP775 | Excess width & no E-W | C301 0.022µ s/c |