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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
TX805
St/by only with faint ticking
Combined PSU/LOP tfmr (Samsung FCV-1410E12) faulty - correctly route white wire from JV33 inside O core (PU feed to micro)
14-09-04
Ferguson
TX805
St/by only with pumping action
DP18 leaky
14-09-04
Ferguson
TX805
This set was dead apart from light from a red LED
This comes from the red LED marked LED 1 input , LED2 output. It had gone high-resistance.
14-09-04
Ferguson
TX805
Ticking - orig had arcing from final anode
115k res in psu hi res
14-09-04
Ferguson
TX805
Tuning drifts.
CHECK 33v DHO4 ZTK33 NEAR MAIN MICRO IC.
14-09-04
Ferguson
TX805
WONT START , H.T.
CHECK D18 AND ALSO THE PULSE FROM O.C. PRINT etc.
14-09-04
Ferguson
TX805
Dead
DP54 1N4148
14-09-04
Ferguson
TX805
Incorrect col & dark
RT40 68k risen in value
14-09-04
Ferguson
TX805
off
S2000AF s/c R41 68k o/c
14-09-04
Ferguson
TX805 D14R
Blank raster with fb lines - sound ok
RT40 68k on crt base
14-09-04
Ferguson
TX805 D14R
Dead - D50 150v HT prot zener s/c, also blows LOP/Chopper Tr S2000AF
CP90 0µ22 50v in chopper feedback cct
14-09-04
Ferguson
TX805 D14R
Dead - may be int
Check 68k start up res & dry joints FOP chip IF01
14-09-04
Ferguson
TX805 D14R
Dead - no st/by
300v on LOPTr - RP41 68k 1/2w o/c also replaced RP42 68k 1/2w
14-09-04
Ferguson
TX805 T14R
Blank raster with redish screen when A1 advanced
RT40 68k 1/2w on crt base
14-09-04
Ferguson
TX805 T14R
St/by only
DP50 150v zener - resolder link from Pin 5 to CP17
14-09-04
Ferguson
TX805 T14R
Tripping slowly
LOPTx
14-09-04
Ferguson
TX805 T14T
Dark pic - A1s ok
RT40 68k 1/2w bias res for RGB hi res
14-09-04
Ferguson
TX807
Dead
DP27 24v zener
14-09-04
Ferguson
TX807
Faint vert line on lh side of pics - causes other sets in vicinity to display same symptom
capacitor CL01 10nF had never been soldered at one end.
14-09-04
Ferguson
TX807
Low sound (Stuck in Hotel Mode)
1 Turn set to standby using remote. 2 Turn off with set's AC switch & wait till the red standby light has faded away to nothing. 3 While holding the magenta Text button on TV turn on AC switch. 4 A service menu should now be on screen. Press Magenta button again several times till hotel mode appears. 5 Using arrow keys on remote navigate down to the volume setting & increase graphic slider with the arrow right button to max setting (Mine was set to min). Navigate up to Hotel ON & change to OFF. 6 Press OK 7 Press Exit.
14-09-04
Ferguson
TX807
No CRT heaters
grey lead from main pcb to tube base dry jointed
14-09-04
Ferguson
TX807
No signals/tuning
RL51 1R8 o/c in 6v supply from lopt
14-09-04
Ferguson
TX807
No sound
EEPROM possible fault - obtain from CHS
14-09-04
Ferguson
TX807
Poor start up
DP57 6v8 zener
14-09-04
Ferguson
TX807
Reduced height
EEPROM possible fault - obtain from CHS
14-09-04
Ferguson
TX807
St/by only
DP12 / DP36 s/c BA157 - beware of charged up smoother!
14-09-04
Ferguson
TX807
To access serv mode
1 sw on tv, 2 put in st/by with R/C, 3 sw off, 4 Sw on holding magenta r/c key, 5 When pic appears press magenta button again & follow onscreen directions - values stored automatically
14-09-04
Ferguson
TX807
To run with lop stage dis'd
Dis pin 1 loptx & s/c base TP52 to chassis. Cvonnect lamp to DP80 ; HT = 105v
14-09-04
Ferguson
TX807
Trips - LED alternates Red/green
Check pin 50 IC IV01 TDA8842 - should be <3.85v, if not goes into prot mode
14-09-04
Ferguson
TX807
Weak dist sound
CI04 10n sm cap faulty in series with sound det LI02
14-09-04
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Last SM download : Funai DBVR6730
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