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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: 17
Beko
1
122
1T
Dead
psu working - no line drive - line dr tfmr
14-09-04
Beko
122
0T
Field lin
R725 150k dry joint
14-09-04
Beko
122
20
Blank screen with buzzing & Thy overheats
R725 hi res
14-09-04
Beko
122
20
Col int
Dec panel plugs int
14-09-04
Beko
122
20
Int pic/sound - disappears with flashing on screen and noise thro speaker
Xtal Q701 in front of IC701
14-09-04
Beko
122
20
Top ? of screen lit, rest blanked
R717 1M o/c also check R722 1M
14-09-04
Beko
122
20
Top quarter of screen lit & blank - rest black
R717 1M o/c - connected to pin 5 TEA2029 also check R722 in series 1M
14-09-04
Beko
122
20
Trips off at sw on - HT = 125v on bulb
D801 BY299 s/c - LOPTX could be the cause
14-09-04
Beko
122
20 10.2
Front cont int don't work
Check momentary contacts on mains sw
14-09-04
Beko
122
20NX
Status info perm/semi perm displayed
Q2 17.47 Mhz Xtal on audio pcb drifting
14-09-04
Beko
122
20NX
The status information appeared on the scrcen at r
The cause of the fault was on the audio panel , where the 17.47MHz crystal Q2 was drifting when warm.§
14-09-04
Beko
122
20T
Dead 55v HT
D111 FR30-02 S/C, U4 supply diode
14-09-04
ITT
C5
122
Core 110
Flashing pic & no tuning on highest chans
33v Tuning reg
14-09-04
Philips
GR1AX 14GR
122
1
Dead
resistor 3300 4R7 o/c.cap 2301 4,7uF 350V s/c on multi voltage pcb
14-09-04
Philips
GR1AX 14GR
122
7/05B
Dead - HT at 1.5v at power supply whistling
Replace SF2D41 protection thyristor (6641)
14-09-04
Samsung
CI50
122
St/by only
C808 100uF 16V, C817 100uF 25VW, C811 10uF 63VW
14-09-04
Thorn
CT5
122
Low volume - in "Hotel" mode
to release: Select vol up or down on TV & whilst bargraph is displayed, press"-/--" key on handset
14-09-04
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