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Repair tips

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: 88
Crown2196Dead.Check/Replace R108 220K Ohm & R109 330K Ohm.14-09-04
GoldstarCIT 2190FNo sound.CHECK FOR MUTE STATE IC140114-09-04

GoldstarCIT2168F CIT2190F etcNo sound - pic ok - sw to st/by aft 10 minsPin 7 IC401 TDA1940 produces muting o/p - chip u/s. Fit 1k res in place of J8 link14-09-04
GoldstarCIT2190Field collapse preceded by lines at topTDA1170N IC301 u/s caused by C311 100µ 35v by chip14-09-04
GoldstarCIT2190Txt intDry joints Q1 emitter on Txt pcb14-09-04
GoldstarCIT2190FDead - No line driveD401 oc 1N400314-09-04
GoldstarCIT2190FField collapseTDA1170N IC301 u/s caused by C302 100µ 35v 14-09-04
GoldstarCIT2190FField non linC305 470µ 25v14-09-04
GoldstarCIT2190FNo pic, line drive or EHTD401 1N4003 o/c in line dr supply 14-09-04
GoldstarCIT2190FNo soundCHECK FOR MUTE STATE IC140114-09-04
GoldstarCIT2190FNo sound - Disconnect P7 of IC401 if sound Ok.IC40114-09-04
GoldstarCIT2191 EtcDEAD 330v SUPPLY OKC805 100uF 16v CHOPPER COUPLER OC14-09-04
Goodmans2028T/2195TChans lockedXT01 27Mhz Xtal14-09-04
Goodmans2028T/2195TChans lockedXT01 27Mhz Xtal14-09-04
Goodmans2028T/2195TLOCKED UP WITH NO CHANNEL CHANGEREPLACE XT01 27MHZ CRYSTAL14-09-04
Goodmans2195: Excess Width (after transformer replacement)Change value of C411 from 0.33 to 0.4714-09-04
Goodmans2195 , 205N , 215NNORMAL SETTINGS , AMBIGUITY IN USER INSTRUCTIONS ,STORE WITH STORE AND RETURN TO NORMAL BY PRESSING "MENU" TWICE. ---- USING "TV" TO EXIT DOES NOT WORK , THIS IS IN EFFECT14-09-04
Goodmans2195TCol runningC502/3 off pin 33 of chroma chip faulty14-09-04
Goodmans2195TField scan drastically reducedIV04 33v reg14-09-04
Goodmans2195TNo OSDNo vert sync pulses to IV01 micro pin 38 - FOP chip TDA3653B faulty14-09-04
Goodmans2195T CP330Field OP chip TDA3653B has short life (1 week)C414 22µ pin 4 LOPTx leaky14-09-04
HitachiCPT2198Blank white rasterC720 in RGB 200v supply14-09-04

HitachiG8Q CPT2196Patterning, slow R/C response & int loss of sigsC933 2200µ 25v 12v smoother leaking14-09-04
JVCCS2190EK BXIIReverts to st/by aft 20 mins - 115v HT disappearsCP901 N55 cct prot hi res14-09-04
JVCCS2191EKTPoor pic like duff crt - lum signal crushedD804 1SS133 leaky in osd insertion cct 1N4148 works in lieu14-09-04
Matsui219NO SOUNDQ404 LEAKY14-09-04
Matsui2190Blowing line transistor BU508DR TR604.IC1401 ( DPU2543 )14-09-04
Matsui2190Blue raster.R719 ( 18k 2w ) o/c.14-09-04
Matsui2190DeadR810 100R o/c in 12v supply to TDA4601 chip14-09-04
Matsui2190DeadCHECK STANDBY 5V AND 4A FUSE F802 ALSO CHECK D80714-09-04
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