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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: 55
Thomson
ICC19 28DG35UD
Dead with led flashing
unplugging Dolby module restored pic. TDA2615 amp chip IS450 blasted - pt no 10257880
14-09-04
Thomson
ICC7
field TDA 8172
note from SM page 3 : If pin 8 p? IC 7600 is at 0 volt, then there is a fault in the PROT circuit.
14-09-04
Thomson
ICC9
Trips on & off aft 1 min
OK when you s/c TR96 sm st/by tr - TV92 sm was the cause even tho it check ok out of cct
14-09-04
Thomson
ICC9 37M973J
E-W bowing
IV01 STV2160 replaced & uprate CV46 from 10nF to 22nF sm; RL45 3R3 o/c, LL08 pt no 10092690, CL42 4µ7 160v
14-09-04
Thomson
ICC9 37M973J
service mode entering
Switch on holding in Blue Txt button then press blue button again
14-09-04
Thomson
ICC9 37MG73J
Pic break up with folded horiz lines at bottom half
RF11 safety res 1R5 o/c pt no 15022560
14-09-04
Thomson
IKC1
Int start up unless vots I/p is 160vac
CL65 smoother on the 13V rail (measured ok)
14-09-04
Thomson
IKC2
No col via scart - ok off air
4.43Mhz Xtal
14-09-04
Thomson
RP46
Tripping - EHT splitter faulty, new one has short life
R18 220k hi res & check R9 100k 2w
14-09-04
Thomson
TX80
Dead with mains fuse o/c
TP 10 (S2000A or BU508A), CP08 (100uF/63V)
14-09-04
Thomson
TX805
St/by only
RP92 o/c (0.68 ohms in 14" ) ( 0.56 ohms in 20" )
14-09-04
Thomson
TX807
Service mode access
|Switch set on, put into stby. Wait for Stby LED to go out. Whilst holding down Text button on r/c switch set back on continue to hold test button till menu appears. Press Text button again to access the different settings.
14-09-04
Thomson
TX807 20MG10C
Sound conversion to 6Mhz
Replace 2 filters Q132 video & Q134 sound for 6 Mhz ones
14-09-04
Thomson
TX807 25DG21U
Dead - st/by only
dry joint CL21 0µ14 1.6kv, LOPTr BUH516 leaky - use BUH517TH or equiv
14-09-04
Thomson
TX807C 10MK16UF
Loud buzz on AV I/P
IV001 TDA9554PS/N1 U/S. Fit Micro kit part No.35190040
14-09-04
Thomson
TX807C 14MG15U
Dull pic/low contrast - does vary slightly when adj
RL002 100k ?w o/c in beam lim (in LOP stage)
14-09-04
Thomson
TX807C 14MK15U1
No comp video via scart - ok off air pic
Break between RV023 & RV022 (invisible)
14-09-04
Thomson
TX807CS 25DG17U
Sound missing except from scart
multi-sound processor IS100 (MSP3415D-PO)
14-09-04
Thomson
TX90 Chassis
Int. White raster with flyback lines visible, or switches off. Seems as if there is a cold solder joint.
Replace TDA8218 chip. It has occured many times with these ST made chips.
14-09-04
Thomson
TX91
No sound aft dropped
RA08 22k sm res dislodged;
14-09-04
Thomson
TX92 28DT73H
Reverts to st/by aft few mins
Dry joints pins 1 & 2 LOPTx
14-09-04
Thomson
TX92F
LED flashing at sw on (prot mode)
disable pin 4 of IP 70 IC TDA8139 to over-ride prot cct - shows field coll; IC STV2145 (IF02) was faulty, but still no functs - replaced EEPROM - now bad col with green flashes - jungle chip faulty
14-09-04
Thomson
W7023U
Trips with brief line coll after LOPTx replaced
FOP chip & ZL11 cp o/c - looks like a brown cap
14-09-04
Thomson
W7023U ICC17
Dead with front LED blinking 2 then 7 times
In prot mode - brown gunge around LOPTx. Fit replacement (comes a s a kit) pt no 35123670
14-09-04
Thomson
Ferguson
14CB25UT C3615UT
No pic - sound ok but reverts to st/by aft 5-10secs
DL07-BY228 in e/w stage
14-09-04
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Last SM download : DENON Bed DCD-1510AE
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