PHILIPS TV Repair: Common Faults and Solutions.
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Results: 14171
Results: 14171
PHILIPS Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| PHILIPS | 3A | Control does not function (+5 v on pin 28 ic 7830, 7831 present) | Replace ic 7830 (mab 8461p/w131; 4822 209 11611) ic 7831 (mab 8461p/w147; 4822 209 73359) | ||
| PHILIPS | 3A | Characters wrong | Check u 1018 (if module europe:4822 212 22439) (if module france:4822 210 10295) | ||
| PHILIPS | 3A | But12a sc | Resolder chop tx + check print on pins 2 + 11 for cracks !!!vip!!! | ||
| PHILIPS | 3A | All voltages from power supply and line o/p stage ok. | Check reset line to upc panel (1008). this voltage should be approx 1.5 volts. if the voltage is low, check the por area but also check the reset transistor - t7841, bc548 on the micro panel. | ||
| PHILIPS | 3A | 3 & 4 1/2 page layouts. | 3 & 4½ page layouts. october 1993 page 857. | ||
| PHILIPS | 3A | + 140 volt switches off. | Check soldering contacts of sops transformer and line-transformer. | ||
| PHILIPS | 3A | + 140 v not present | Replace ts7687 (but12a; 4822 130 43919) also exchange ts7674 (bc337; 4822 130 40855) ts7685 (bc547; 4822 130 44257) ts7686 (bc369; 5322 130 44593) | ||
| PHILIPS | 37TVB10/39N | Codenumber information | A new software version (ptcp2-7) is available for the control up (ic 7801). service codenumber is 4822 209 15271. this new version is only used in the following sets: 14pv263/01, 14pv162/01, 14pv162/05, 14pv162/07, 14pv163/05, 14pv163/05h, 14pv263/01 | ||
| PHILIPS | 37TVB10 | Key set | The key set assy has been codified for all b-range tvcr's. this will allow to change the keys without having to change the complete frame. servicenr.: 4822 410 11076. key set for: 37tr120/01/08 - 37tr126/03/38 - 37tr125/38n - 37tvb10/39n. | ||
| PHILIPS | 37TR126/38 | Codenumber information | A new software version (ptcp2-7) is available for the control up (ic 7801). service codenumber is 4822 209 15271. this new version is only used in the following sets: 14pv263/01, 14pv162/01, 14pv162/05, 14pv162/07, 14pv163/05, 14pv163/05h, 14pv263/01 | ||
| PHILIPS | 37TR126/03 | Option code: 00398 | From week 02/97 onwards the option code is printed on the typesticker. always use this code ! for early sets without this information on the typesticker, the option code is: 00398. | ||
| PHILIPS | 37TR126/03 | Codenumber information | A new software version (ptcp2-7) is available for the control up (ic 7801). service codenumber is 4822 209 15271. this new version is only used in the following sets: 14pv263/01, 14pv162/01, 14pv162/05, 14pv162/07, 14pv163/05, 14pv163/05h, 14pv263/01 | ||
| PHILIPS | 37TR126 | Start up problems after replacing ts7352 | When ts7352 is replaced, it can happen that the set doesn't start up properly. there are 2 possible solutions for this problem: - use sgs type mtp3055e (4822 130 63726). - in case of a motorola type mtp3055v (4822 130 60838), add a 22 uh coil solde | ||
| PHILIPS | 37TR126 | Start up problems | When the set is switched on by the mains-switch while a cassette is in the set, the front led starts blinking, but the set doesn't start. solution: check the primary voltage (ubat) and adjust this for 14" sets to exactly 101.5 volt. (see chapter 3.1.1 of | ||
| PHILIPS | 37TR126 | Spare part information | If the lever inside the mains-switch is broken, the switch doesn't remain in the "on" position. solution: replace the switch by a new one. improved switches of a newer production range are on stock. (4822 276 13542) | ||
| PHILIPS | 37TR126 | Set produces audible noise in stand-by | Add a small lebl (leading edge blanking) pcb, to avoid auto oscillation of transformer 5330 (or 5331). a modification letter is included with the lebl pcb. this pcb is available with service nr. 4822 214 12173. | ||
| PHILIPS | 37TR126 | Set produces audible noise in stand-by | Add a small lebl (leading edge blanking) pcb, to avoid auto oscillation of transformer 5330 (or 5331). a modification letter is included with the lable pcb. this pcb is available with service nr. 4822 214 12173. since production week 9723 this circuit is | ||
| PHILIPS | 37TR126 | Preventive tip | If fet 7352 is found to be defective, it is advised to mount a 15 v zenerdiode (bzx79-c15) between the drain and the gate. mount cathode to gate and anode to drain. codenumbers: fet 7352: 4822 130 60838 zener (bzx79-c15): 4822 13034281 | ||
| PHILIPS | 37TR126 | Key set | The key set assy has been codified for all b-range tvcr's. this will allow to change the keys without having to change the complete frame. servicenr. 4822 410 11076. key set for: 37tr120/01/08 - 37tr126/03/38 - 37tr125/38n - 37tvb10/39n. | ||
| PHILIPS | 37TR126 | Codenumber information | Please add following codenumbers to the service manual: lift-flap 37tr126/03 : 4822 443 10413 spring for lift-flap : 4822 492 70896 |