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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: 7
Toshiba
2539DB, 2939DB,
3339DB
Contrast changes when playing DVDs with Macrovision
Add 10k res between pins 54 & 61 of IC501 & R211 from 1k to 4k7
14-09-04
Toshiba
3339DB
Bright pic with fb lines
Adj of A1 or focus improves - caused by faulty crt
14-09-04
Toshiba
3339DB
Dead
Q823[2SC3297], Q822[2SA11608], Q824[2SC1815] s/c in psu & R872 [3R 15 W] o/c. this got the psu running ,but ht was only 70v should be 125v [disconnect lopt and supply came up]. replacing lopt completed cure.
14-09-04
Toshiba
3339DB
NOISE FROM CENTRE SPEAKER WHEN SWITCHING TO STANBY
NOT FAULTY SWITCH OFF PROLOGIC
14-09-04
Toshiba
C2D
3339DB
big "bump" noise when switching to stby
not faulty. Switch off pro-logic before switching to stby (info from Toshiba technical)
14-09-04
Toshiba
C2D
3339DB
hiss/crackle from left speaker
ICG07 TA8776N
14-09-04
Toshiba
C2D
3339DB
tripping, red and green LEDs flashing at about 3Hz
Q828 2SC2230AY leaky (can use 2SC2482 as replacement from Onwa CRT base)
14-09-04
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