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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: 197
AmstradCTV3121NF 11AK12No response from R/C although R/C is outputting a signalWas still faulty handset - dry joints IC giving wrong output codes14-09-04
AmstradWSTV7328NF 11AK19Narrow with E-W bowingR629 10R o/c - check for dry joints on caps14-09-04

CrownCTF1401RField collapseR200 4R7 feed to D200 FOP supply o/c - no other FF14-09-04
CrownCTF142 RSLCrown CTF142 TV when powered on displays a white horizontal line in the center of the screen. Upon inspection i discovered that Resistor R625 was fried. However i cannot see the code as it has burnt away. Id be greatfull for any help. Also would i need toreplace vertical ic w/ corresponding passive components like cap./ resistor r625 is fusible resistor like 0.5 ohm.25-06-05
CrownCTF14RSt/by only - LED litR521 100k near HT sw trs14-09-04
CrownCTF14R/TDead - LOPTx squealing - blows LOPTrC261 22nF leaky14-09-04
DaewooGB21F1T2Dead - 4A mains fuse blownC842 4700pf blue bead cap burnt & short14-09-04
FergusonF14VB12ASound int lostIS001 switching chip 101-22-01014-09-04
FidelityCTV3121NF 11AK12Faintly trippingD22 s/c (5v supply tfrom chopper trfrmr) & chopper transformer faulty14-09-04
FidelityF14Int start upChopper BU508A dry joints & R84 15k 5w hi res14-09-04
FidelityF14No signals/searchCheck switches on back of set not stuck down14-09-04
Goodmans2575 F11Dead apart from whine from psuDry joint C134 in LOP & s/c LOP Tr S2055N14-09-04
Goodmans336NS F16No Pic - sound okR207 10 ohm 5 Watt resister.HT feed secondary side14-09-04
Goodmans3375 F11Corrugated verts & white dots on screen100 uF 25 volt next to regulator I.C. and 100 uF 250 volt on HT to line.14-09-04
Goodmans3375 F11Corrugated verts & white dots on screen100µF 25v next to reg & 100µF 250v on HT to line.14-09-04
Goodmans3375 F11E/W & widthL20 s/c pt no 88700503139 between scan coils & chassis - measured 0R6 on esr meter (infinite on 'Serv' coil)14-09-04
GoodmansF11Blank raster IntermittentlyD44 leaky BA157 replace with 1N400714-09-04
GoodmansF11Dark pic - no B & weak GR26-29 on crt base 68k 1/2w hi res14-09-04
GoodmansF11deaddry joints link 13 on main pcb14-09-04
GoodmansF11Dead - burn up by C134 12nfTr20 lop tr s/c S2055AF and repair print14-09-04
GoodmansF11Dead - fuse blownTr15 S2000AF s/c in psu, Tr20 S2055AF leaky in LOP, C134 tuning cap dry joints - made up of 2 components in parallel - 1 on print side14-09-04
GoodmansF11Dead - fuse, rects & IC14 blownC102 100µ 25v in PSU - also replace IC14, D31-34, TR15 & C10314-09-04

GoodmansF11Dead with faint ticking from psuR164 100R 5w o/c in psu14-09-04
GoodmansF11Dead with LOPTr s/c at sw onC134 10n or 12n 1.5kv14-09-04
GoodmansF11INT BRIGHTNESS VARYINGCHECK A1 SUPPLY , POSS LOPT14-09-04
GoodmansF11INT BRIGHTNESS VARYINGCHECK A1 SUPPLY , POSS LOPT14-09-04
GoodmansF11Int click on sound with line on picC132 2200µ dry joint in FOP stage14-09-04
GoodmansF11Int cuts outDry joints, SMPS Tx pin 114-09-04
GoodmansF11Int dead with whineCheck/change IC14 TDA4601; C102 100µ; C103 100µ14-09-04
GoodmansF11INT START UPCHANGE R19 FROM 1k2 TO 4k7 ( LOCATION IC1 PIN 33 ACROSS D9 )14-09-04
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