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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: 8
Decca
B Series
Line whistle - mod reqd
Add 220pf cap to pin 5 & pin 6 of opto IC802 in psu
14-09-04
Decca
B Series
Loses register 7 (line osc free run)
Dry joints 27Mhz Xtal on Txt pcb
14-09-04
Decca
B Series
To enter electronic screwdriver settings
Move jumper link by proc to other posn. No. in lh of screen is parameter & can be stepped thro' in Hex from 00 to 12 using "3" button (up) & "2" button (down). Parameters changed by using "Balance left & right"
14-09-04
Decca
DBN9B52P
B Series
Ballooning pic
Dry joints line scan coill plug on main pcb
14-09-04
Tatung
B series
Field foldover & col impurity on bright scenes
R537 470R o/c in beam I lim cct
14-09-04
Tatung
B series
No tuning lock or store
R004/5 15k ?w
14-09-04
Tatung
B series
TYV9B01
Dead - LOPTr s/c - blew again when replaced - HT ok at 150v
C437 6n8 low cap
14-09-04
Tatung
TBN9B02P
B Series
Pic curved out at sides, width OK! (E/W U/S)
TR406 (TIP31c) slightly leaky
14-09-04
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