Make | Model | Problem | Solution | Date |
| | | |
Found: 58
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Dynatron | 267475SK K40 | Takes long time to come on (20 - 30 secs) & no chan nos | Replaced T7123 BC368, T7122 BC369, T7182, T7150, T7162 all BC547, & Chopper tr BU508V & check C2128 100µ & elects in psu pri | 14-09-04 |
Philips | K40 | Blank raster - no sound or vision. | C2115 ( 33nf ) leaky. | 14-09-04 |
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Philips | K40 | BLANK RASTER PIN 16 TDA2541 LOW ( NOT 5.2v ) OR PI | IF PIN 16 LOW C2115 IF 1 LOW CAPACITOR ON PIN 2 22nF | 14-09-04 |
Philips | K40 | Blank screen - sound ok (Field collapse) | 3186 1R5 o/c, 2171/2175 1µ 63v caps (rh edge of sigs pcb) | 14-09-04 |
Philips | K40 | Blowing line transistor. | C2161/2163 , drys on line drive transformer. | 14-09-04 |
Philips | K40 | Bright pic on LH side with vert lines | C2124 15µ 40v in IF can | 14-09-04 |
Philips | K40 | BU508 LOP SC. , POWER SUPPLY WHISTLING , OVERVOLTAG | CNX62 OPTOCOUPLER | 14-09-04 |
Philips | K40 | Dark picture - contrast control inoperative. | Tr7116 ( BC558B ) on text interface PCB s/c. | 14-09-04 |
Philips | K40 | Dead | CHECK R3192 680ohm | 14-09-04 |
Philips | K40 | Dead - HT 140v ok at LOPTr | No line osc o/p from TDA3576B - chip u/s | 14-09-04 |
Philips | K40 | Dead - Int. | Drys on pin 15 of LOPTX. | 14-09-04 |
Philips | K40 | Dead - LOPTr s/c | Dry joints LOPTx | 14-09-04 |
Philips | K40 | Dead - no line drive. | R3192 o/c if patterning afterwards check R3191 for o/c. | 14-09-04 |
Philips | K40 | Dead. | IC TDA3576B and check for drys on coil L5157. | 14-09-04 |
Philips | K40 | Dead. | Drys on LOPTX , R3166 ( 1.5k ) , R3192 ( 680R ) on PCB 1001. | 14-09-04 |
Philips | K40 | Display - shows 88 - no results. | IC7101 ( u CMSM8050 ) | 14-09-04 |
Philips | K40 | DIST PIC , HUM BAR | C2128 100mfd 50v | 14-09-04 |
Philips | K40 | E/W DIST | CHECK R3177 ( 1ohm ) , C2164 0.02mfd , 250v | 14-09-04 |
Philips | K40 | E/W fault | 3177 (12ohm) and 3170 (2k2) were both open circuit | 14-09-04 |
Philips | K40 | East west - problems. | R3177 ( 12R ) o/c. | 14-09-04 |
Philips | K40 | Field collapse | TDA3650 & 100µ boost cap in field stage | 14-09-04 |
Philips | K40 | Flyback lines creeping down screen. | Change 100u f. | 14-09-04 |
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Philips | K40 | Frame collapse. | Dry or o/c on LOPTX pin 18. | 14-09-04 |
Philips | K40 | Gain poor with ringing. | Drys in IF , tweak L5137. | 14-09-04 |
Philips | K40 | Int blank raster (int field collapse) | D6107 field fback boost diode int o/c | 14-09-04 |
Philips | K40 | Int blank screen & sound | Came right when chassis hinged down, Connector M13 screened cables shorting vid signal | 14-09-04 |
Philips | K40 | Int dead | Dry joints chopper tfmr | 14-09-04 |
Philips | K40 | Int dead | Dry joints C2165 | 14-09-04 |
Philips | K40 | LINE JITTER | C2195 1u 63v | 14-09-04 |
Philips | K40 | Line tearing at top | C2195 1µ 63v | 14-09-04 |