toshiba 2857DB Repair Tips




Search: 2857DB toshiba
Results 15
MakeModel Ch.SymptomProblem SolutionSolutionBy:
Toshiba 2857DB C5SS
Blue screen, no sound ok on scart or snow on screen, no sound, no service mode and menu text fluctuates, channels can not be tunedThe tuner was faulty
Toshiba 2857DB
Int. frame collapseDry joints on regulator Q420, not too easy to find as it is not close to power supply or frame stage, it is the supply to the frame generetor IC
ToshibaC5SS 2857DB 3357DB
dead, no LED, 12V and 8V supplies Ok but 25V missingprotector Z889 5A (23144451) o/c
ToshibaC5SS 2857DB 2557DB
pic shifted to RHS, horiz position adj not functioning9V regulator Q430 not working due to faulty D430 zener MTZJ5.1C (23316670)
ToshibaC5SS 2857DB 2557DB
no vol or channel on screen displays, other menu screens OkQ501 TA1222AN
ToshibaC5SS 2857DB 2557DB
dead, no output from PSU, fuse OkD896 BYD33J s/c
ToshibaC5SS 2857DB
takes long to come on, slight line flicker when changing channels, otherwise blue screenreplace 27MHz Xtal on TEXT PCB (23153472)
ToshibaC5SS 2857DB
no power, red LED on green LED flickeringframe IC TA8427K, R327 (24339479), D302 BYD33J
ToshibaC5SS 2857DB
distorted sound from coldfit 0.1uF cap from base of mute transistor Q612 to ground (Tosh.technical)
ToshibaC5SS 2857DB
bad striations on RHS of the screenensure that line/frame leads are correctly installed in their cable tie clips after working on the set
Toshiba2857DB
TrippingD609 5v6 zener s/c & STRS6709
Toshiba2857DB
NO COLOUR AT SWITCH ONREPLACE X503
Toshiba2857DB
Blue screen - no sound - ok on scartTuner faulty
Toshiba2557DB 2857DB 3357DB C5SS
Dot or worm like pattern on bright areas of picture .L910 on CRT base OC. PtNo23289479
Toshiba2557DB 2857DB 2577DB 2877DB 3357DB 3377DB
Dead - green led flashes every 3 secs - no line driveCheck D431 1N4148 o/c removing supply to pin 22 TA1222AN IC501