Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Samsung | CI6230WN | Won't come out of st/by when cold | C806 100µ 25v | ||
Samsung | CI6230WN | Tripping | C56 2u2 250v , C590 ON TUBE PCB USE 450v TYPES | ||
Samsung | CI6230WN | Tripping | CHECK C560 2.2mfd 250v CRT BASE , REPLACE C590 AS WELL. ( TO CONFIRM - REMOVE CRT BASE CONNECTOR AT PLUG NEAR LOPT ) | ||
Samsung | CI6230WN | Pulsing psu & Tripping | C560 2µ2 250v on crt base - also check C590 - remove plug by loptx to crt base to check this fault | ||
Samsung | CI6230WN | No R/C operation | Micro IC701 had developed internal s/c which made prot line go low- PCA84C840/062 | ||
Samsung | CI6230WN | Field chip has short life | fit a 470n cap from pin 5 of the chip to deck and replace PJ28 with a 10 mH choke, check elect caps, give no guarantee and hope! | ||
Samsung | CI6230WN | Dead with squeal | C416 2µ2 250v in LOP supply | ||
Samsung | CI6230 UM88MT-1 | Filed collapse | When replacing TDA3654 fop chip also replace wire link PJ28 (from pin 5 chip) with 10µH inductor pt no 2701-001040 & fit 470nf polyester cap pt no 2305-000407 between pins 4 & 5 TDA3654 as close as poss to chip to prevent reoccurence | ||
Samsung | CI6230 U88MT1 | This set was dead , with just a highpitched squeal | C416 ( 2.2 , uF , 250V ) was short-circuit. It decouples the supply to the line output stage. | ||
Samsung | CI6230 U88MT1 | PARTIAL OR COMPLETE FIELD COLLAPSE , REPLACE IC301 | ADD 1N4148 FROM PIN 9 IC301 TO PIN 3 IC 301 ANODE TO PIN 3 ADD 1N4148 FROM PIN 3 IC301 , ANODE TO GROUND ADD 12pf CERAMIC FR | ||
Samsung | CI6230 U88MT1 | ODD VIDEO - NO COLOUR | CHECK 12v SUPPLY FROM REG. | ||
Samsung | CI6230 | St/by only | C808 & 806 100µ 25v | ||
Samsung | CI6230 | No sound - ok via scart | Audio in at TDA8415 IC601 ok but no o/p - no osc due to 10Mhz Xtal being u/s | ||
Samsung | CI6230 | Field non lin and short pic | TDA3654 | ||
Samsung | CI6230 | Dim heaters, non lin field, hum bar on cols - all line derived supplies low | C560 4.7uf @ 250v & C590 2.2uf @250v on crt base |