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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: 776
Matsui1492No pic - blank rasterC206 0µ4714-09-04
Matsui1492Tuner drift - intDry joints tuner14-09-04

Matsui1492 Vers CDead - s/c across D508 R2MLoptx faulty (s/c) TM0280A14-09-04
Matsui1494Bright pulsating raster at sw on then okC609 47µ in psu14-09-04
Matsui1494field chip blowing100µ, 220µ, 10µ caps near chip replaced. 14-09-04
Matsui1494wont go into st/by2SC2335 st/by tr14-09-04
Matsui1496DeadR101 5R6 5w o/c, Q101 FET BUZ90 s/c, D112 BY299 s/c & check R109 330k ?w, R108 220k ?w14-09-04
Matsui1496DeadQ101 FET 5N90 leaky, R101 4R7 o/c & check R109 330k, R108 220k,14-09-04
Matsui1496RClearing Pass ModeConect sw between pins 4 & 17 on r/c chip. Sw on using R/C, select chans with passcode no. Hold sw down for 2 secs until chan clears & pic returns14-09-04
Matsui1496RDead - no psu operationR108 220k o/c also check R109 330k ; HT should be 119v at C11914-09-04
Matsui1496RDead - psu blownChopper tfmr s/c or int s/c - repair uneconomic14-09-04
Matsui1496RWill only store 1 chanswitch on with remote and s/c pin 4 and 17 of the remote h/set ic14-09-04
Matsui1496RWont store more than 1 chanswitch on with remote and s/c pin 4 and 17 of the remote h/set ic14-09-04
Matsui1496TDeadFET s/c, surge lim res o/c and change R108/714-09-04
Matsui1496Toff - no red ledR108 22ok o/c14-09-04
Matsui1498Blue raster with fb linesBlue o/p tr and 12k load res faulty14-09-04
Matsui1498No pic - sound okR430 180k 1w in LOP stage o/c14-09-04
Matsui14R1Int stays in st/byTR800 BC847 sm between jungle chip & Tr301 leaky/o/c14-09-04
Matsui14R1No sound or pictureCheck D30114-09-04
Matsui14R1One of these small portables produced a green screReplacing TR9Ol restored the picture.14-09-04
Matsui14R1 G1000Bright white raster - sound okR315 100R fusible o/c14-09-04
Matsui14R1 G1000Colour peculiarNo supply to CCD delay line chip IC801 - R831 47R o/c & C834 10nF s/c14-09-04

Matsui14R1 G1000Dead - no Led, but PSU seems okNo start up signal from micro;Tr540 BC847 leaky14-09-04
Matsui14R1 G1000Dead or pulses few times 1st with 300v across C104C106 100µ low in value or IC100 s/c14-09-04
Matsui14R1 G1000Dead - psu okR314 6k8 o/c - removes supply to line driver14-09-04
Matsui14R1 G1000Dead - s/c in LOP stageD301 s/c14-09-04
Matsui14R1 G1000Entering Service ModeHold down P+ & P- on set whilst sw on TV. To select adj pres V+ & V- at front of set togethr or "Menu" on handset. To carry out adj Press P+ & P-. To leave service menu press V+ or V- or "TV" on hset.14-09-04
Matsui14R1 G1000Flyback lines at top of picC201 220µ14-09-04
Matsui14R1 G1000Green screen at sw onCheck Tr901 & Tr904 on crt base14-09-04
Matsui14R1 G1000Green, red or blue backgroundC821, C824 & C825 0µ1sm on print side of main pcb leaky - remove, clean & refit or replace14-09-04
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