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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: 51
Proline1405frame collapsepoor ramp generator on pin43 IC101caused by R117 3M3 0.5W o/c14-09-04
Proline1405RINT FRAME PROBLEMSCHECK FOR DRY JOINTS ON AND AROUND SMD R30414-09-04

Proline1405Rint. black bars across screen or int. frame faultDJ on SMD R30414-09-04
Proline1405RRED RASTER WITH FLYBACK LINESREPLACE T703 ON CRT BASE14-09-04
Proline1405Rred raster with flyback linesT703 BF421 on CRT base is leaky14-09-04
Proline1405Rstuck in standby - HT ok, red LED on, no line driveremove SMD C8 on pin 33 of Micro, clean underneath and refit14-09-04
Proline1405Rstuck in stby12V standby supply shorted, replace SMD C434 100nF ( Formenti part no 523145000)14-09-04
Proline1405RUNSTABLE LINE AND FRAME SYNCCHECK R407 47K IN POWER SUPPLY14-09-04
Proline1405Runstable pic, line and frame vibrating/shakingR407 47k o/c on power supply14-09-04
Proline1405Rvertical coloured bands running across screen, no bands on full colour or on zero colourreplace C110 1uF 100V pin 26 of chroma IC14-09-04
Proline1415RDeadzener DP27 BZX55C27 in start up chain s/c14-09-04
Proline1415R/Tsee Ferguson TX80714-09-04
Proline1415TFaint vert line on lh side of pics - causes other sets in vicinity to display same symptomcapacitor CL01 10nF had never been soldered at one end.14-09-04
Proline1485R Daewoo FormentiNo line driveI501 micro u/s Part no 1DW3813DE114-09-04
Proline1485R Daewoo FormentiReverts to st/by aft 65 secsI501 micro u/s Part no 1DW3813DE114-09-04
Proline1490R, F205R etcDead F5401 2A fuse o/cUpgrade Fuse to 3.15AT (Delay type ceramic).14-09-04
Proline1490TDeadT2H mains fuse o/c - no other fault found14-09-04
Proline14PV330St/by light flashes & Mech tries to move on its ownR3330 primary PSU. Replace with 3K6. and replace C2351 with 3300mfd.14-09-04
Proline170NO FRONT DISPLAY , WONT CHANGE CHANNELSIR02 ( PCD 8572 )14-09-04
Proline2100TEXT "WOBBLY"XR101 RESONATOR14-09-04
Proline2700DEAD , P.SUPPLY OK.CHECK S COECTION CAP O.33 - 250v14-09-04
Proline2800FIELD COLLAPSECHECK OP. IC uPC1498H14-09-04

Proline2800 - 3200VERY LOW HEIGHT - 4 " .CHECK -20v LINE ( PIN 8 - LOPT , R 456 etc. )14-09-04
Proline28N1Hotel mode disabling & entering service modePower up holding middle button (of 5 under flap) for 3 secs, release & press st/by on R/C. Up/down to select parameters, 'left' / 'right' to change values, yellow button to store.14-09-04
Proline28N1Loses sigs & goes to st/by aft few minsFocus spark gap arcing - replace crt base14-09-04
Proline28N1see Goodmans chassis F1914-09-04
Proline28N1 F19Dead after LOPTx arcingR619 100R / IC600 STV5112 / TR16 BU508D / T3 LOPTX - now powers up with blank screen - Txt OK. Reset EEPROM in serv mode after noting settings14-09-04
Proline28N1 Formenti F19Dead - Chopper FET short. R8 O/C 390kalso replace TR1 P60NB80PF,14-09-04
Proline28N1 Formenti F19Vol cont bar will not move above 3 notches (not in hotel mode)EEPROM corrupt - enter service mode by pressing "vol up" on TV whilst sw set on & within 3 sec's press "standby" on R/C (still holding "vol up"). Service mode options now on screen. Make a note of settings!! Scroll up to "INIT CTVFOR-P V1.3" press "vol up" (toggle) & wait 2 sec's to finish.14-09-04
Proline418B TX807Dead with mains fuse blown & 5R1 5W surge lim o/cTP22, BC546. (s/c)14-09-04
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