BE1 Repair Tips
Search: BE1
Results 35
Results 35
Make | Model Ch. | Symptom | Problem Solution | Solution | By: |
---|---|---|---|---|---|
Sony | BE1 | Loss of sound when set was cold / extremely distorted sound when cold after set was turned on | Sound recovered within a few minutes of turn-on and was then normal. Check the electrolytic capacitors and diode near to the audio output IC heatsink. 100% rectification was achieved by replacing the diode and small value electrolytics in the immediate area of this IC's heatsink | ||
Sony | KV-M2131U BE1 | Intermittent loss of syncronisation, both horizontal and vertical | The surface mounted power transistor on the teletext module requires resoldering. As there is evidence of scorching on the board the use of a more substantial component would be indicated perhaps with small heatsink | ||
Sony | BE1 KVM2131 | Repeatedly blows LOPTr | dry joints line osc IC551 TDA2579A and possibly C808. Other possibilities dry joints on line driver tx, LOPTx & STR giving an int high o/p | ||
Sony | BE1 KVM19TU | Blank raster turning into line collapse | TDA2579A jungle chip was heat sensitive | ||
Sony | BE1 | Won't stop/lock when search tuning | Sync gen Tr Q071 | ||
Sony | BE1 | WHITE FLASHES ON PICTURE | Q301 NOISY JC501Q | ||
Sony | BE1 | Various tuning faults | dry joints in if strip & C012 0ยต01 s/c | ||
Sony | BE1 | St/by only | Micro type M50436-618SP - micro volts were incorrect & no activity | ||
Sony | BE1 | SOUND WONT ADJUST , OSD OPERATING NORMALLY | D201 1SS133 ( ON AF MUTE LINE ) | ||
Sony | BE1 | SOUND STUCK AT ZERO OSD MOVES | PIN 7 IC201 TDA1013 AT 6v D201 SC | ||
Sony | BE1 | SET WON'T TUNE IN BUT OSD MOVES COECTLY | IF 33v ON IC004 OK Check Q004 & D156 SC | ||
Sony | BE1 | Replacing STR54041 | Use Sankey version - has "SK" in small circle at bottom | ||
Sony | BE1 | Picture blanks out leaving OSD or pic breaks up | DJ on T01 in if can | ||
Sony | BE1 | pic washed out & flaring | R852 overheating (1K0) & D852 leaky | ||
Sony | BE1 | No sync when cold | IC02 SAA5231-V6 vid proc chip faulty | ||
Sony | BE1 | No sync - sometimes intermittent | repair print to collector of Q02 on txt pcb | ||
Sony | BE1 | LOW WIDTH | L804 O.C. | ||
Sony | BE1 | LINES OF RED , BLUE , GREEN AT TOP OF SCREEN | IC501 ( FIELD OUTPUT DRY ) u/s R801 ( 1K ) | ||
Sony | BE1 | Lack of width & E/W dist | L804 2.7mH o/c - couples E/W drive to diode mod | ||
Sony | BE1 | Iont sound & vis - goes black with lines | Dry joints in VIF can |