Make | Model | Problem | Solution | Date |
| | | |
Found: 225
|
Bush | Onwa 2059NTX | Pic size varies with brightness after psu repair | Check 0R68 resistors for rise in value | 14-09-04 |
Bush | Onwa 2857NTX | No st/by aft psu repair - pic goes dark & sound mutes | Q201 st/by tr - used BUT56A in lieu | 14-09-04 |
Finlandia | C/D66KZ6/F Eurostereo CHA2 | stuck in st/by, if you try to switch it on, chan 1 appears in display for 5 secs then reverts back to st/by with green led flashing on front. | line driver transistor faulty | 14-09-04 |
Goldstar | CI14A20 | No tuning - osd works | No 33v tuning supply - FR403 5R6 o/c | 14-09-04 |
Goodmans | 2580A/2880A ICC9 | Field cramp at top - int | DF31 - replace with BA157 | 14-09-04 |
Granada | C14BA2 | off burning smell | Q902 leaky | 14-09-04 |
Luxor | A2 | DEAD LINE TRANSISTOR SC TRIPLER SC | CH05 6n8 2kv OC | 14-09-04 |
Matsui | 28M1 MkII Sanyo EB4-A28 | No start up | R620 o/c D614 s/c & changed R624 & Chopper tr
all I get is the standby light flashing with no attempt to start. Micro replaced & ok now | 14-09-04 |
Mitsubishi | CT21A2 | WHINE ON NICAM RECEPTION ONLY | LINK C3346 & C3342 CATHODES | 14-09-04 |
Mitsubishi | CT21A2STX | Dead - Q901 s/c. | Fit mod kit ( wVe 77901 ) R901 , D908 , Q901 , C908 to 2700pf , C966. | 14-09-04 |
|
Mitsubishi | CT21A2STX etc | Dead - LOPTr Q522 s/c | C905 (470µF, 35V), C906 (47µF, 50V), C909 (2.2µF, 50V) and C920 (100µF, 25V).Note that the transistor type varies with screen size, With a 21in. tube it's type
2SD1877, part no, 260P606010; with a 25in, tube it's type 2SD1878 (part no, 260P607010)
while with a 29in. CRT it's type 2SD1879 (part no. 260P608010), | 14-09-04 |
Mitsubishi | CT25A2STX | COLOUR SUB-CAIER OFF SPEED | C604 OPEN | 14-09-04 |
Mitsubishi | CT25A2STX | Cuts off totally 5 secs aft switch on keep pressi | Measure H.T if rises up to 180V then back to 145V replace C906 ( 47uF ) | 14-09-04 |
Mitsubishi | CT25A2STX | Cuts out at sw on - HT high at 180v (145v) - will come on eventually | C906 47µ 63v in base Q901 (overvolts prot) | 14-09-04 |
Mitsubishi | CT25A2STX | Dead - Q901 s/c. | Fit mod kit ( wVe 77901 ) R901 , D908 , Q901 , C908 to 2700pf , C966. | 14-09-04 |
Mitsubishi | CT25A2STX | DEAD-INT. | Q501 LOW GAIN | 14-09-04 |
Mitsubishi | CT25A2STX | NO GO RED LED COMES ON THEN GREEN LED THEN BOTH GO | D909 4.3v ZENER | 14-09-04 |
Mitsubishi | CT25A2STX | SOMETIMES TRIPS WHEN BROUGHT OUT OF SBY ( HT RISIN | C609 47mfd | 14-09-04 |
Mitsubishi | Euro 12 CT21A2STX | Slow start up for a period of days - then died | C906 47mfd 50v & C920 100mfd 15v, IC901 TEA2261, chopper tr Q901 2SD1887, FOP chip IC451 TDA8178S (TDA8178S nla - fit TDA8171 & replace C457 with 0.22mfd & 1R5 in series. Kit available pt no H27P014020 | 14-09-04 |
NEI | 200 Indiana 200 | Field short & jumps | D001 - replace with ZTK33 | 14-09-04 |
Panasonic | 28A2 | NO COLOUR MAY GOES TO GREEN SCREEN WHEN COL TURNED | C613 0.01 CERAMIC | 14-09-04 |
Panasonic | Alpha 2 | AFTER 1hr TEXT FLASHES ON SCREEN . TEXT LOSES SYNC | C3511 10nF | 14-09-04 |
Panasonic | Alpha 2 | AFTER 4hrs R567 BLOWS AND Q551 VERY HOT | C502 DRY JOINTED | 14-09-04 |
Panasonic | Alpha 2 | Analogue bars not locked - pic ok | C3511 220pf connected to pin 24 pulse gen chip on Txt panel leaky | 14-09-04 |
Panasonic | Alpha 2 | Black line on RH side of pic | Check dry joints line dr trfmr before LOPTr bites dust! | 14-09-04 |
Panasonic | Alpha 2 | Blank raster - no tuning | C2612 10µ non pol cap dry joints at pin 5 IC2601 TV/AV sw IC | 14-09-04 |
Panasonic | Alpha 2 | Blank raster, no sound & unlocked chan no | No 12v on A panel due to R2420 0R68 o/c | 14-09-04 |
Panasonic | Alpha 2 | BLOWS LINE TRANSISTOR | LINE DRIVER TX DRY JOINTED | 14-09-04 |
Panasonic | Alpha 2 | BLUE DISAPPEARS AFTER HALF AN HOUR | C612 0.01uF ON PIN 5 IC601 | 14-09-04 |
Panasonic | Alpha 2 | Chan display only | D851 leaky in secondary of psu | 14-09-04 |