datasheet,schematic,electronic components, service manual,repairs,tv,monitor,service menu,pcb design
Schematics 4 Free
Service manuals, schematics, documentation, programs, electronics, hobby ....


registersend pass
Bulgarian - schematics repairs service manuals SearchBrowseUploadWanted

DatasheetsChassis2modelRepair tipsFulltext searchCables & Connectors
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: 76
Bush2004Line lock weakR491 47k14-09-04
Bush2044Poor sound - erratic flashes on picture.Tweak quadrature coil , flashes caused by tuner.14-09-04
BushBC6004Blowing line o/p transistorD687 ( SKE4F1/10 ) , D688 ( BY223 ) , C688 ( 0.0013uf ) , R941 ( 100k )14-09-04
BushBC6004DeadBU326A T686 s/c, when replaced has slow tripping - tripler faulty14-09-04
BushBC6004TrippingD687 ( SKE4F1 ) Faulty Blows Up C835/6 If Left Tripping .14-09-04
BushBC6004Tripping - as Picture Comes OnCheck/Replace D956 ( sync/control PCB )14-09-04
BushBC6004Tripping - as Picture Comes OnAdjust P943 For 122v at R886.14-09-04
BushBC6004Tripping - intermittently.R943 ( 330k ) gone high.14-09-04
DualTU7004Dead - may be tripping.SMPS IC TDA4605-214-09-04
GECC1041HGrainy picture & noisy sound.R334 ( 10k )14-09-04

GoldstarCIT9902 PC04Field faultD301(1N4007 used)14-09-04
GoldstarPC04ABlack blobs on top sides of screenC406 1µ 160v in line scan coupling14-09-04
GoldstarPC04ADeadNo HT - rect D803 o/c14-09-04
GoldstarPC04AField lin dist top 1/4 of picD301 flyback boost cap leaky - used 1N400114-09-04
GoldstarPC04AField scan problemsIC301 TDA1170N TFK version, C301 1000µ 35v, C302 100µ 35v, C309 & C311 0µ22 35v & D301, R320 is 10R 1w14-09-04
GoldstarPC04AFrame collapse.TDA1170A SC REPLACE C311 ALSO14-09-04
GoldstarPC04ANo sound & reverts to st/by aft 10 minsReplace IC401 & fit 1k res in place of link J814-09-04
Goodmans1404Tuning slightly offAdj T103 AFC tank coil14-09-04
Goodmans1404/1430 JVC C14ET1EKBent vertsC307 2µ2 50v o/c near TA8718 IC30114-09-04
Goodmans1404/1430 JVC C14ET1EKHerringbone pattsAdd screen wire from tuner to IF can14-09-04
Goodmans1404/1430 JVC C14ET1EKInt or no col, lack of height/ no line dr/deadLT supply low - should be 8.8v IC301 pin 21 - R302 6k8 5w faulty14-09-04
Goodmans1404/1430 JVC C14ET1EKStriationsC420 22µ 160v on crt base14-09-04
Goodmans1430/1404STRIATIONSREPLACE C420 ON CRT BASE14-09-04
Goodmans2040RDead StBy LED lit relay clicks when r/c pushedR803 ( 390K ) pin 3 IC 801 o/c14-09-04
Goodmans2040RTo use HR7455 Lopt add external 6 turn link winding around ferrite coreConnected to pin 4 (HT) & feedback network having removed one wire link14-09-04
Goodmans2043Deadpsu working but no 106v o/p at D803 - FR803 4R7 fusible dry joints14-09-04
Goodmans2043TBlack blobs on top sides of screenC406 1µ 160v in line scan coupling14-09-04
Goodmans2043TDark with high col content & tuner drift12v supply at C429 only 8v. R437 & R427 hi res - fit 1R5 1w types14-09-04
Goodmans2043TDeadC805P 100µ 16v in psu14-09-04
Goodmans2043TDEADCHECK D8035 FOR O/C LOCATED OFF PIN B OF LOPTX14-09-04
page: 1 2 3
 FB -  Links -  Info / Contacts -  Forum -   Last SM download : Smart Smart UPS

script execution: 0.04 s