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Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair

MakeModelProblemSolutionDate
Found: 315
SanyoCBP2146PIP became negative with overloaded colPIP interface supply rose from 5v to 6.2v; 5v stab QC0905/3052V on edge of interface board faulty14-09-04
SanyoCBP2146 E2-E21Bright raster with flyback lines.R478 ( 10k ) o/c.14-09-04

SanyoCBP2146 E2-E21Corrugated verticals.Check EHT lead connections.14-09-04
SanyoCBP2146 E2-E21Corrupted text.IC1031 ( SAA5240A )14-09-04
SanyoCBP2146 E2-E21Int red picture.Drys A602 on CRT base.14-09-04
SanyoCBP2146 E2-E21Lack of width & shuts down when set is warm.C310 ( .047uf 50v )14-09-04
SanyoCBP2146 E2-E21Picture fades shortly after switch on.Drys R479.14-09-04
SanyoCBP2146 E2-E21Poor sync.IC1011 ( SAA5230 )14-09-04
SanyoCBP2147St/by onlyFault in st/by cct - linked st/by conn on mains sw to chassis but no st/by facility now available14-09-04
SanyoCBP2148St/by onlyMomentary contacts on mains sw - should make b4 mains contacts14-09-04
SanyoCBP2152Int failure to come out of st/by & random chan changeD746 6v2 zener between front panel & 'tac' switch14-09-04
SanyoCBP2152INT STUCK IN STBY ALSO INT RANDOM CHANNEL CHANGED674 6v2 ZENER OTHER DIODES IN CCT MAY CAUSE SIMILAR FAULTS14-09-04
SanyoCBP2152NO PIC FOR 1min THEN COMES ON ALL WHITE FOR 30secsTDA3566 US ( PAL NTSC )14-09-04
SanyoCBP2152 E4Dead - will briefly come out of st/byHT ok at LOP - no line drive as 12v supply to pin 7 TDA4505 was low; IC362 L78M12 reg chip faulty14-09-04
SanyoCBP2162Field non linTDA4505M - tried "E" suffix but would not work in spite of changing res14-09-04
SanyoCBP2162Int dead then perm deadHT present with snowy raster when A1 advanced - No R/C functs. No 5v to micro - st/by trfmr o/c pri14-09-04
SanyoCBP2162 E4BLANK RASTER WITH SOUNDTDA4505M IC10114-09-04
SanyoCBP2162 E4No pic - sound ok - blank raster when A1 advancedLow amplitude scastle pulse pin 27 - IC101 TDA4505M faulty - first check 12v supply at pin 7, if low then sus IC362 L78M12-RA 12v reg14-09-04
SanyoCBP2168Int goes blank raster & no soundCheck 5v st/by supply present - sus st/by tfmr pri14-09-04
SanyoCBP2168No front controls so no tuning possible - R/C okD710. 711 6v2 zeners leaky on main pcb14-09-04
SanyoCBP2180Field bounceL401 in field o/p supply intermittent14-09-04
SanyoCBP2180Int lumDry joint lum del line IO21 near loptx14-09-04

SanyoCBP2180INTERMITTANT DEADDRY JOINTS ON Q43214-09-04
SanyoCBP2180No signalsNo volts at TU pin of tuner - dry joints link J159 at front right of main pcb14-09-04
SanyoCBP2180No tuning or tuning voltsR714 10k on front control pcb o/c14-09-04
SanyoCBP2180Pic displaced with vert band of col or no sound - osd okVR411 hor shift pot14-09-04
SanyoCBP2180Sound buzz, non lin field & linescrack in print by field chip heatsink so C451 had no chassis return14-09-04
SanyoCBP2180St/by only - if st/by button on hset pressed, led would go out only to reappear a few secs laterNo 12v supply - IC552 78M12 reg o/c14-09-04
SanyoCBP2180 A5Field collapseNo supply to IC451 FOP chip as L451 33µH dry joints or o/c14-09-04
SanyoCBP2180 A5-A21Pic shift to left, hanover bars & no soundCheck VR411 hor shift control for o/c14-09-04
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