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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: 1771
Ferguson
1400
No raster.
Shorting turns in the line section yoke.
14-09-04
Ferguson
14D1
Int dead
Dry joints mains switch etc
14-09-04
Ferguson
14M1
Field collapse aft few mins
Replace TIP112H (TR7) in FOP & resolder countless dry joints
14-09-04
Ferguson
14M2
Chopper tr blown
arcing tracks between tr pins
14-09-04
Ferguson
1500
Contrast - excessive.
R136 high.
14-09-04
Ferguson
1500
Frame - collapse after 1 min.
Crack in track of R104.
14-09-04
Ferguson
1500
Frame - height excessive.
C89 ( 1u f ) o/c.
14-09-04
Ferguson
1500
Loss of picture.
Faulty ring trap.
14-09-04
Ferguson
1500
No picture or sound with visible raster.
Tube evacuation pip.
14-09-04
Ferguson
1500
No sound & only faint modulation.
Pin 3 on tuner shorting against earth tag.
14-09-04
Ferguson
1500
No sync.
VT7.
14-09-04
Ferguson
1500
Sound hum.
C56 , C28 , C12 , C38 , C52.
14-09-04
Ferguson
1590
Frame - frame fault.
R79.
14-09-04
Ferguson
1612
No Sound.
Sound IC TDA3190P
14-09-04
Ferguson
1690
Dead.
DC 12volt socket faulty.
14-09-04
Ferguson
1690
Hum bar - poor field sync.
DJ on field transformer secondary winding.
14-09-04
Ferguson
1690/91
Blank raster.
Change transistors VT1 to VT7 Try VT3 1st if not all.
14-09-04
Ferguson
1690/91
Frame collapse.
Diode at back W13 ( can use a BY206 )
14-09-04
Ferguson
1697
Verticals distorted.
Fit 100u f 25v electrolytic across pins1 & 16 of IC5.
14-09-04
Ferguson
21CB25UT etc
Parent Lock
holding the standby button down for 4 seconds & hide the remote from the kiddies. The set can be turned on again only with the handset.
14-09-04
Ferguson
21CB25UT etc
To display the menu
press PR-(Program minus), stop & on/off buttons on the set (Not the remote). Adjust using arrow buttons & then press Exit to quit menu.
14-09-04
Ferguson
36MK48TV
Dead
No HT at cathode of DP20 - CP36 dry joint
14-09-04
Ferguson
36MK48U
To put set in service mode
Switch set to StBy , switch off ( with on/off switch ) and switch on whilst holding down blue fastext button , press blue but
14-09-04
Ferguson
37410
No contrast
R231 150k hi res
14-09-04
Ferguson
3878
Dead.
CA13 ( 0.47uf ) leaky.
14-09-04
Ferguson
51K7
NO VIDEO TEXT OK
REPLACE RV74 2.7OHMS (ICC5)
14-09-04
Ferguson
51P7
Dead
check for dry joints on line dr trfmr (on the actual trfmr not the pcb)
14-09-04
Ferguson
59M5
Trips on/off aft 15mins
CL33 10µ 25v low cap - feeds trip safety logic cct & CP23 2n2 dry joints
14-09-04
Ferguson
68M5
Memory lost at sw on
Replace backup battery 2.4v BATT6098 from SEME
14-09-04
Ferguson
78M5 (ICC5)
NO NICAM SOUND AND POOR MONO SOUND
REPLACE C176 10MFD INSIDE IF CAN ALSO DRY JOINTS
14-09-04
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