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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: 26
BushBM6514 Ranger 2Hum bar & picture distorted.2x Diodes on right hand side from back ( BY133 type )14-09-04
BushRanger T16ADead - int.BU407 ( int ) , o/c C40.14-09-04
Finlandia66GZ7 Salora MSt/by onlyDB525 BYV95C s/c in LOP stage14-09-04
FinlandiaC/D51JZ5/E Salora NDead - chopper 2SK1118 s/c (BUZ90AF or BUZ91AF can be used in lieu)CN10(270pf2kv) and check/change CN01,CN03 check high value res & resolder transformer pins14-09-04
Goodmans1430R/RARolling/weak syncPin2 IC301 TA8718N should be 11v if only 9v check C328 0µ01 by sustitution14-09-04
Goodmans1430RANo pic, relay clicks & LED lightsZD301 9v1 zener s/c14-09-04
Goodmans1430RANo start upR302 6.8k start-up O/C caused by short in TA8718N IC. Please note this Onwa variation Uses TA8718N in IC position IC 302 not the usual AN 5601K.14-09-04
GOODMANS1430RAPOWER COMES ON BUT NO PICTURECHECK ZD301 FOR S/C DIODBZX55B9V1 (9.1V)14-09-04
Goodmans1430RAWaving bands of interference & venetian blind effectC311 10µ 16v o/c near IC301 TA871814-09-04
Goodmans1430RA (Onwa)No col, lack of height/bottom cramp HT 112v as per manualR302 6k8 in 8v startup supply hi res14-09-04

Goodmans1430RA (Onwa)No sound no cursor on the baragraphDon't replace the eprom! Disconnect pin 4 IC601, turn on and turn up the volume using the remote. When cursor and sound appear, resolder without turning off then hit standby on the remote to save!! 14-09-04
Goodmans2175RAColours flash as it warms up leaving redR620 220k cathode curr measurement res on crt base14-09-04
GranadaC51GZ5 Salora LField collapseChange TDA3654 and 100mfd 50v next to it CB575. 25v is fed from ipsalo transformer pin 13 via diode BB612 and safety resistor RB616.Check for dry joints on stand up panel next to Trfmr 14-09-04
HitachiC15P108 Salora LSLOW START UPCN10 1000uF 35v14-09-04
HitachiC15P108 Salora LTEXT OK BUT NO PICTUREPFO1 220R PRESET O/C FEEDS PIN 34 TDA330114-09-04
HitachiC28P745VT SaloraField distortion when heatedFlyback boost diode D571 leaky14-09-04
HitachiCPT1556 Salora LNO LUMINANCELUMINANCE DELAY LINE OC14-09-04
HitachiCPT2660 Salora JLack of width with hor bands across bright scenesC712, 726 4µ7 63v, C514 1000µ 25v & C716 1µ hi esr14-09-04
NikkaiTara 10Dead, the 11v supply presentDry joints line dr trfmr EM103 (invisible to naked eye)14-09-04
NikkaiTara 10int field collapsedry joints field chip14-09-04
NikkaiTara 10int pic D103 dry joints14-09-04
NikkaiTara 10No start upCheck dry joints on L110 & L111 in LOP stage14-09-04
NikkaiTara 10St/by onlyDry joint L11114-09-04
NikkaiTARA 10WONT STARTCHECK FOR DRIES AT L110 AND LINE DRIVER IF LINE STAGE FAULTY , WILL OFTEN SHUT DOWN POWER SUPPLY14-09-04
NordmendeSpectra SC63 Chassis ICC8/F23+Dark screen, picture faintly visible in the backgroundCheck replace RT 24/RT44/RT64. Two of them were found to be O.C. However the screen was black instead of preserving one color.14-09-04
Rowa71RA 7102Relay won't kick inC516 47µ14-09-04
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