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Repair tips

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

MakeModelProblemSolutionDate
Found: 1771
FergusonTX90ENo sound, tuning won't stop & reverts to st/by aft 5 minsIdent signal not changing at pin 36 of main micro IR01 - Replace 4 transistors in ident cct - TJ01-4 BC558A, BC548B & 2 x BC558B14-09-04
FergusonTX90ENo sound/pic - blank raster when A1 advancedNo 13v to tuner - JL58 hi res14-09-04

FergusonTX90ENo tuningRH04 ( 27K 0.43watt ) which is mounted behind the LOPT o/c.14-09-04
FergusonTX90ENO TUNING27K O/C ( BY LOPT AT REAR )14-09-04
FergusonTX90Eno tuningRH04 27k 0.43w o/c - no 33v pin 4 of tuner14-09-04
FergusonTX90ENo tuningRH04 27k 0.43w behind loptx 14-09-04
FergusonTX90ENo tuningC10614-09-04
FergusonTX90ENo tuningCheck 33V at pin 4 of tuner. If missing or low, check RH06 (12K) and RH04 (27K).14-09-04
FergusonTX90ENo tuning.27K O/C ( BY LOPT AT REAR )14-09-04
FergusonTX90ENo videoRS32 leadout wire s/c to adj screening can14-09-04
FergusonTX90EoffRP23 0R22 0.5w on chopper tfmr sec o/c14-09-04
FergusonTX90ERagged vertsC189 o/c14-09-04
FergusonTX90ETrippingReplace IL0114-09-04
FergusonTX90ETuning lockTo access tuning menu sw on set at back whilst holding st/by on r/c. Aft 4 secs locking menu appears which can be unlocked with yellow r/c button14-09-04
FergusonTX90EWhistling from LOPTxReorientate RL27 & DL0614-09-04
FergusonTX90EWhistling from PSURP12 high res14-09-04
FergusonTX90Ewon't tune33v tuning volts missing from pin 4 of micro - Rh04 27k o/c - near front lopt14-09-04
FergusonTX90E B49FLine collapsedry joint LL03 next to LOPTx14-09-04
FergusonTX90E B49FSt/by only - int if pcb flexeddry joint RL28 next to LOPTx14-09-04
FergusonTX90E C39FField cramp & roll at sw onIL01 TDA8214B 14-09-04
FergusonTX90E D49FInt loss of sound & pic returning to blank untuned raster with field cramp when hotTDA8218 IL01 field gen/output chip faulty14-09-04
FergusonTX90E T10RNo 12v operation10A fuse o/c - excess current due to drop in supply volts - fit upgrade kit FERG206669014-09-04

FergusonTX91"P" displayed (in prod mode)To remove - a) switch tv into standby mode with RCU b) switch tv OFF with the tv mains switch c) hold and depress both the vol + and vol - keys ( on the front panel ) c) switch on tv with the mains switch d) allow picture to appear and then release front panel keys14-09-04
FergusonTX91Accessing service mode1.1 With the RCU switch the TV set into the "Standby" mode. 1.2 Switch "OFF" the TV set by mains supply switch (wait until LED isdark). 1.3 Whilst depressing the RCU "Blue ( VT)" button, switch "On" Ihe TV set using the mains supply switch. 1.4 Release and press once again Ihe RCU "Blue (VT) " button, the "Set-Up" menu should be displayed. Important . The Service Mode cannot be entered if any equipment is connected to the Scart socket, i e. pin 8 switching voltage present. 2. Function or Page Selection (GEOM) 2.1 With the RCU Volume "+" and "-" buttons, highlight the menu containing the function to be aligned. 2.2 Press the RCU "Blue (VT)" button to highlight the function to be aligned, or selected the page (1 or 2). 3. Switching between Service and TV modes 3. 1 Whilst in The Service mode, normal TV controls are disabled, to enable these controls whilst in The Service Mode (i.e.. for channel changing etc.) press the "TV" button on the RCU. To return to the Service Mode, press the "Blue (VT)" button on the RCU 4. Alignment and storing new function Value. 4.1 The current value of the selected function is displayed in a hexadecimal form to The right of the function name. This value is adjusted by means of the RCU Volume "+" and "-" buttons 4.2 To STORE the functions new value highlight MEMO and press The RCU Volume "+" button 4.3 To RESTORE the functions original value, highlight R-STO(RE) and press the RCU Volume "+" button. 4.4 Selection the ROM functions downloads the production software default values, these are not very accurate and should only be used in very special cases. Whilst in the "Service Mode" ,a long press (more than 3s) of the RCU "|0" button, will reset the TV to the "factory default conditions. 14-09-04
FergusonTX91Burst of EHT at sw on then reverts to st/by with LED flashingIf micro reset pin held low will power up with blank raster - Eeprom IR03 24C04 faulty - empty replacement fitted retune & store14-09-04
FergusonTX91Electronic Screwdriver set upSw on ac mains whilst pressing blue txt button then press blue button again.Use Vol+ or - to highlight reqd menu.Press blue txt button to access function. To sw between TV & Serv modes press 'TV'/Blue Txt buttons. To store - highlight memo & press '+' button. To go to factory default press '0' for several secs. Exit set up by pressing 'st/by'14-09-04
FergusonTX91Int switches to AV1 regardless of chanDry joints screening plates/tags on IF section?14-09-04
FergusonTX91low soundBC858C SM tr TV0214-09-04
FergusonTX91no search or sigs TF01 sm tr o/c b-c - tuning volts stuck at 30v14-09-04
FergusonTX91No tuningTH01 sm tr BC847B14-09-04
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