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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

MakeModelProblemSolutionDate
Found: 107
Finlux3021FINT LOSS SIGNALSDU21 INT OC 7v RECTIFIER14-09-04
Finlux3021FNo frame.SDA2526 memory IC on control PCB beneath tube.14-09-04

Finlux3021FPICTURE TOO WIDE NO EWCH29 0.1uF OC ON SIGNALS PCB14-09-04
Finlux3021FVarying col intensityHum bar on 12v line - Ra34 47R14-09-04
Finlux3021FWidth excess/E-W faultyCH29 0µ1 o/c in sigs pcb14-09-04
Finlux3024BLACK BANDS ON SCREEN WORSE AT TOPCK8 0.1uF ( UNDER FIELD HEATSINK )14-09-04
Finlux3024Int syncRa13 & Ra17 on sigs/IF panel never been soldered14-09-04
Finlux3024There was intermittent loss of line and field syncOne end of both Ra13 and Ra17 had never been soldered.14-09-04
Finlux3024FLINE TRANSISTOR SC REPLACEMENT BLOWS AFTER 2-3hrsTz3 LINE DRIVER US + DRY JOINTS14-09-04
Finlux3024FNo pic - faint vert line down centre at sw offC219 scan coupling cap 470nf 250v split14-09-04
Finlux3024FNo signals received - ok on scartICi1 SDA3203-314-09-04
Finlux3029 3000Line spacing at bottom of screen.CK8 ( .1uf , 63V ) small white square under frame o/p IC heatsink.14-09-04
Finlux3029VDARK BARS ON PICTURE AND OR FIELD CRAMPING PIN 3 LCz14 4u7 250v OC14-09-04
Finlux3029V 3000Dark bars across top of picture plus crampingCk8 ( 0.1uf ) o/c , Cz14 ( 4.7uf , 250v ) .14-09-04
Finlux3621PATTERNING AT LOW BRIGHTNESS LEVELS OF PICTURECG46 470uF 16v14-09-04
Finlux3621White patterning on dark scenesNoise on 7v rail - CG46 470µ 16v14-09-04
Finlux3621FNO PICTURE OR SOUND RASTER OKTDA2450-2 ICi2 US CHECK 11v ON PIN 314-09-04
Finlux3621FNo sound/pic "P100" appears in txt modeICi2 if chip TDA2450-214-09-04
Finlux5000Chopper tr BUZ91 Tu1fails aft 10 insCheck Du7 BYV36C diode in snubber network14-09-04
Finlux5000Dead , BUZ91 chopper transistor Tu1 s.c , both fuseShould have 1.2 -2.5V at pin 2. If OV , replace Ru24 and Ru26 ( both 150k ) . Should be 1.8V at pin 3. If high , replace Ru22 and14-09-04
Finlux5000Dead BUZ91 chopper tr s/c & 3 fuses o/cCheck Du1 BY500, Ru24/26 150k, Ru22/23 374k 14-09-04
Finlux5000Dead with noisesCu34 220µ 385v mains cap o/c14-09-04

Finlux5000Int goes pink with fb linesJE38 link dry jointed (part covered by front plastic)14-09-04
Finlux5000No luminance - sound/text okTe9 BC857 - not marked on pcb - base to pin 9 txt pcb, 1k emitter res Ra88 to junct Re31 & Re3514-09-04
Finlux5000No signalsTuner supply pin 3 stuck at 30v (0-24v); ICa2 EEPROM faulty14-09-04
Finlux5000Wont come on from st/by (ok from front)Du4 BYS27-45 7v supply rect14-09-04
Finlux5025No sound/dist soundICp1 TDA1521, Ra73 0R1 in 30v supply risen in value14-09-04
Finlux5025Sync slow to lock on chan changeresolder all joints on IF board and in the jungle chip area14-09-04
Finlux5025C26No or dist sound via ScartRL74 0R68 fusible o/c in series with 12v supply14-09-04
Finlux5025SInt loss of piccrt htrs int - bad joints R929 on crt base & Rz2 & 5 on main pcb & ribbon cable conns between main pcb & crt14-09-04
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