Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por:![]() |
---|---|---|---|---|---|
Sony | KVX2172U | Field top foldover | FOP chip | ||
Sony | KVX2172 | Only selects chan 3 - when other chan selected reverts to chan 3 aft few secs | ST24C16 EAROM corrupted - replace chip and set up | ||
Sony | KVX2162U | Sound int | Dry joints Xtal X1101 on Nicam sub panel | ||
Sony | KVX2162U | Shuts down aft 5 mins | s/c between heater/cathode of crt when heated - can be measured on meter | ||
Sony | KVX2162 etc | Field o/p faults/led flashing 13 times | After chip replacement, if geometry still not right check serv mode | ||
Sony | KVX2152U | No/Poor start | C611 47uf and C614 220uf Caps | ||
Sony | KVX2132U | Pic fades out & crackle on sound - other tvs in w/s pick up radiation | LOPTx internal arcing | ||
Sony | KVX2121U | Sound has int crackle | Bridge rect dry joints | ||
Sony | KVV1430U | St/by only - trips when sw on | LOP tr S2055N s/c - used BU508DF | ||
Sony | KVS29SN1 G1 | Black screen - no vert scan | Dry joints on VC (v pin out) sub-board Q1801 / Q1802/ Q1803/ IC1803 | ||
Sony | KVP14U | Dead | PSU shutting down due to excess current in secondary - C608 680pF prot cap breaking down under load | ||
Sony | KVM2541U | Stuck on 1 chan & no R/C response | 2 x resistor packages (4 x 10k) on pluggable tuner/IF/proc board ref RA2 & RA3 - resoldering provided cure | ||
Sony | KVM2170 | Dead | Should be 135v cath D606; 20v at cath D607; 8.5v at cath D608 - no 8.5v as ICP PS603 1A N25 o/c | ||
Sony | KVM2151U | Col flicker on & off | Bad joint LOPTx earth | ||
Sony | KVM2141 BE2A | Screen graphics only - ok feeding another set from scart | digital transistor Q005 type DTA143TK |