Sony Repair Tips
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Results: 20073
Results: 20073
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SONY |
FE1
|
Dark pic | The abl circuit is operating incorrectly. replace r516 (56k) & r517 (10k or 27k depending on crt) | ||
| SONY |
FE1
|
Buzzing only on sound from tuner - ok on av | Incorrect sound system selected, the cause being memory corruption. to correct the problem, enter test mode to obtain "tt - -" on screen, & type in "24". this will reset sound system back to pal i. turn set off & re-tune, & sound should then return to normal. | ||
| SONY |
FE KV25X5U
|
Int no pic with led flashing 4 times | O/c print from pin 14 of ic301 to first link wire. | ||
| SONY |
CRTS
|
No focus. | Check behind crt base | ||
| SONY |
BE-6 KV21X4U
|
No pic or sound, led blinks twice | 5v low at micro pin 12, ht down to 38v - resolder ic604 (no earth connection) | ||
| SONY |
BE-5 KV21X4U
|
Humbar on dark scenes , common on high gain channels | Ic101 mc44002p (875933345) | ||
| SONY |
BE-5 KV21X1U
|
Striations on lhs | R820 3.3k fusible, located on the rhs of the loptx, blue in colour, between 2 coils (r820 is not marked on cct) | ||
| SONY |
BE-5 KV21X1U
|
Int. sync, picture patterning | Replace smd c341 | ||
| SONY |
BE-5 KV21X1U
|
Dead | Q802 s2000n (872903385), do not use s2000a as it will fail in a short time | ||
| SONY |
BE-5 KV21X1U
|
Dead | Ic600 strs6707 (874992499), d603 rd6.8esb2 (871910997), r601 (120296211), r605 (121636411), q601 2sc3852a (872902504) | ||
| SONY |
BE5 KV21X1U
|
Int dead | Dry joints r651 - under plastic frame | ||
| SONY |
BE5 KV20WS1B
|
Poor start up from cold in st/by | Increase value of c623 from 56 to 220µ | ||
| SONY |
BE5 21X4U
|
Dead with 4 flashes from led | Check t801on primary side for o/c, part number 1-437-090-31 | ||
| SONY |
BE5
|
St/by only - led flashes 10x | Loptx hr7762 | ||
| SONY |
BE5
|
St/by still produces small pic | Q603 2sc2389s st/by tr | ||
| SONY |
BE5
|
Dead - all psu o/ps low & falling | Ic601 se135n error amp chip | ||
| SONY |
BE-4A KVM2171U
|
No text, excessive width, poor grey scale | Nvm corruption. replace ic002 new type st24c02fb6 (875937032). change c0255 from 47uf to 1000uf, add 5.6v zener from pin 8 ic002 (cathode) to earth, tighten earth spring around crt in the shape of u | ||
| SONY |
BE-4A KVM2171U
|
Frame collapse | R622 (ht feed) o/c, r814 0.47r safety (frame feed) o/c | ||
| SONY |
BE4A KVM2171U
|
Luma low, poor sync, field up at bottom & e/w bowing | Ok when heated - c627 100uf 10v in the 5 volt rail, high esr, off pin 8 of ic603 | ||
| SONY |
BE4A KVM2171U
|
Field collapse | R814 0r47 o/c |