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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: 18
Ferguson
B4
9F
Black line down centre of screen esp on high contrast
CL23 8nF2
14-09-04
Ferguson
B4
9F
Coloured lines at top of pic
CL10
14-09-04
Ferguson
B4
9F
Field foldover - IL01 overheats
CL10 47µ 35v & replace IL01 TDA8218
14-09-04
Ferguson
B4
9F
Field locks in wrong posn on chan change
CP27 & RL24
14-09-04
FERGUSON
B4
9F
FRAME FOLDOVER IL01 HOT
REPLACE IL01 AND CL10 IC**TDA8218
14-09-04
Ferguson
B4
9F
No tuning
Check 33V at pin 4 of tuner. If missing or low, check RH06 (12K) and RH04(27K).
14-09-04
Ferguson
TX90E
B4
9F
Line collapse
dry joint LL03 next to LOPTx
14-09-04
Ferguson
TX90E
B4
9F
St/by only - int if pcb flexed
dry joint RL28 next to LOPTx
14-09-04
Matsui
28M1 MkII Sanyo E
B4
-A28
No start up
R620 o/c D614 s/c & changed R624 & Chopper tr all I get is the standby light flashing with no attempt to start. Micro replaced & ok now
14-09-04
Mitsubishi
CT29
B4
STX CT29AS
STUCK IN STBY LED FLASHES 4 TIMES BUT STAYS IN STB
IN CHILD LOCK PRESS MUTE + 8 BUTTON ON REMOTE TOGETHER
14-09-04
Panasonic
TX14
B4
T
No signals found when tuning
Earom replacement IC702 24C14 & mod kit fitted
14-09-04
Panasonic
Z185 TX14
B4
T Daewoo CP185
Blank raster - OSG OK
Replace EAROM IC702 & C832; C863 in power supply; kit TZS9EK021(3 pence from SEME!)
14-09-04
Sanyo
25XP1 = E
B4
-A25
Tuning problems
Cracks in tuner earths
14-09-04
Sanyo
C28E55NB E
B4
-A28
Sound dist - comes thro' in dist bursts (normal & surround sound modes)
IC653 5v reg supply to nicam ic
14-09-04
Sanyo
C
B4
959 EB2A
Tripping - even on dummy load
Black jumper wire between earth side chopper Tx & IC351 dry jointed
14-09-04
Sanyo
CE25BN2 E
B4
-A25
No pic - HT only 125v (150v) - sound present
Diss any of secondary supplies corrects HT. When Q611 and Q612 and D617 in psu pri removed for testing & replaced cures fault!
14-09-04
Sanyo
E
B4
Dead - no HT
check R620/R621 both 120k
14-09-04
Sanyo
E
B4
-A25
Pic flashes & Txt appears on its own aft 20 mins
SAA5296ZP micro - CHS ?31 with suffix 036 not 025
14-09-04
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Last SM download : CCE HPS2071
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