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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

Found: 242
Amstrad3021Bright pic with fb linesR111 220k on crt base14-09-04
Amstrad3021NDeadQ1 BUZ90A s/c, F01 2A o/c, R1 270k 1w o/c, R5 680k also replaced14-09-04

Amstrad3121N 11AK12St/by only - psu o/ps present except 12 & 8vIC301 (CTV352/V1.4) and IC302 (ST24C02AB1).14-09-04
Amstrad3128NDeadC599 2,200pf s/c, Q101 BUZ90AF s/c, R101 5R6 5w o/c14-09-04
Amstrad3128NHor black lines thro' picC454 10 25v o/c14-09-04
Amstrad3128NFInt pic break upLine dr Tr replaced & increase feed res from 1 to 2k14-09-04
AmstradCT3028No signals or tuning voltsR124 15k o/c14-09-04
AmstradCTV1000Blank white raster , sound control o/cQ7601 ( 25C1675 ) , C7901 ( 240pf ) S/C tune/f14-09-04
AmstradCTV1000Line collapseDry joints line lin coil L770214-09-04
AmstradCTV1000Line hold drifts int.Dry on line hold control14-09-04
AmstradCTV1000Raster - blank - sound Ok.Q7601 ( 2SC1675 ) C7901 ( 240PF ) S/C14-09-04
AmstradCTV12Weak/no soundR151 39k near lh edge of pcb o/c14-09-04
AmstradCTV1400Buzzing - intermittent.Adjustable capacitor on sound IF subpanel.14-09-04
AmstradCTV1400Col flickers/fback linesF o/p tr Q702 coll only 32v (62v) - C739 100 o/c14-09-04
AmstradCTV1400DeadFusible R529 0R68 1w Pt no 24274114-09-04
AmstradCTV1400Dead - intCrack in print between pin 6 LOPTX and R74914-09-04
AmstradCTV1400Dead - int dead.Drys around STK.14-09-04
AmstradCTV1400Dead - int.Line transistor Q705 collector connection o/c.14-09-04
AmstradCTV1400dead except for slight buzzHT ok but not reaching lop tr - break in print between lopt pin 11 & lop tr14-09-04
AmstradCTV1400Dead lop tr s/cDry joints line dr tfmr T70114-09-04
AmstradCTV1400Dead with whine from psudry joints line dr tfmr14-09-04
AmstradCTV1400Flyback lines & colour flickeringC739 ( 100u f ) o/c14-09-04

AmstradCTV1400Flyback/Txt lines at top of screenC739 100 50v hi esr14-09-04
AmstradCTV1400int deaddry joints lop tr (look ok by sight)14-09-04
AmstradCTV1400Int DeadIC502 STR451 gets hot - T501 chopper tfmr faulty14-09-04
AmstradCTV1400Int line sync on chan changeD715 & D704 faulty14-09-04
AmstradCTV1400Int pic - once a week touchInt A1 due to LOPTx faulty14-09-04
AmstradCTV1400Int sound level & buzzAdj cap on sound if sub panel14-09-04
AmstradCTV1400Loses Line Sync during Channel ChangeD715 & D70414-09-04
AmstradCTV1400No line sync during channel change.Replace zeners D715 & D704.14-09-04
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