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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
Make
Model
Problem
Solution
Date
Found: 5
Alien
371
1 PT92
Sound system changing - enter service mode
Press Text sub page key on r/c whilst holding Vol down button on TV. Using Prg + & - key to navigate thru settings to Option Byte 1. Sound systems appear - at right of each is 0 or 1, press Vol- & + keys to alter settings for PAL I to 1. Press TV on R/C to exit & store. Press & HOLD menu on r/c till the OVERVIEW menu appears, press menu once more until INSTALLATION menu appears. Navigate to sound setting & use Vol - & + keys to alter to PAL-I for UK sound STORE by using Vol +
14-09-04
Decca
CV9
371
Dead - F802 o/c
BU426A chopper s/c; R808 150k hi res; C814 1µ o/c & chech TDA4600
14-09-04
Ferguson
TX90
371
40
Corrugated verts
C189 22µ 50v between LOPTx & chan sel
14-09-04
Nokia
371
1VCT
Dead - psu low outputs
LOPTr leaky (tested ok), when replaced HT 200v, R555 47k o/c, FOP chip LA7837 & opto coupler - can use CNX62 in place of PC113
14-09-04
Pye
59KE
371
5/05M CP110
Blue raster with flyback lines - int.
Dry joint on pin 17 of decoder IC.
14-09-04
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