Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Daewoo | CP775 | Dead with psu running | No or low line drive at base Q402 line dr - check Trs Q405 2SA854 & Q406 2SC945 for leak | ||
Daewoo | CP775 | Dead - lop tr Q401 2SD1880 s/c | C416 blue disc cap 680pf 2kv s/c. D503 1N4148 s/c; RC527 10R chip res; R503 10k; R409 4k7 were cause of problem | ||
Daewoo | CP760 | pic displaced to left | crack in pin 10 loptx - no fback pulse to line gen AFC loop | ||
Daewoo | CP420 GB14F7T1 | Int reverts to st/by | RLY2 relay was operating when fault occurred - IC I807 (TOP210-PF1) the standby switch mode IC in the power supply | ||
Daewoo | CP380 | Blank raster, no sound, osg or r/c when first switched on (OK after re-switched on) | Earth speakers/grill to crt rimband | ||
Daewoo | CP365 | Sound - int crackle | Invisible dry joint C808 270pF 1Kv - pin 3 pri of chopper Tx | ||
Daewoo | CP365 | Int signals | Dry joints sec of chopper tfmr | ||
Daewoo | CP365 | Int loss of signals - OSD ok | Dry joints chopper tfmr | ||
Daewoo | CP340 | Int sw off | TOP210PFI, I807 | ||
Daewoo | CP330/CP365 | Txt absent/garbled | XT01 27Mhz Xtal | ||
Daewoo | CP330/CP365 | No pic or line drive | Check drive pin 37 I701 TDA8362B, if none check 8.2v pin 36, if present replace chip, if absent check R401/2, D401 | ||
Daewoo | CP330/CP365 | Magenta cast after I501 replacement | I501 TDA4661 chroma delay line chip could be faulty | ||
Daewoo | CP330 | Jumps chans and sound varies | 24C08P Eprom memory chip IV02 - use Daewoo type | ||
Daewoo | CP310 | St/by only - relay clicks at sw on | Replace HT pot VR801 4k7, D807 BYV95C, Q801 2SD1555 & I801 chopper chip TDA4601 & check for dry joints | ||
Daewoo | CP240 GB20F8T2 | To set up & service mode… | Put set in standby then press blue yellow green red & standby to get into svc, to adjust use 4 & 7, vert centre 5 & 8 size 6 & 9 slope yellow, blue horiz centre 123 & above to ajust RGB |