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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Philips | MD1.1E | Noise in picture. vertical lines bended. | Check EHT cable mounting in LOT. | ||
| Philips | MD1.1E | No vertical deflection | Check soldering of pin 15 LOT L5430. | ||
| Philips | MD1.1E | No vertical deflection | Check/replace R3464 by 1 ohm (supply V-defl.) 4822 052 11108 | ||
| Philips | MD1.1E | No picture. vertical line at right side. | Check and replace if necessary F1463 (19398E1 0.63A; 4822 252 51185) on the LSP and C2403 (100nF 5% 63V; 5322 121 42386) on the 16:9 module. | ||
| Philips | MD1.1E | CURTAIN EFFECT in 21" (Thin vertical white lines at left of picture) | Check and replace if necessary items R3430 and R3431 on the Large Signal Panel. Item Description Service code number 3430 Resistor Fuse NFR25H 2K7 5% 4822 052 11272 3431 Resistor Fuse NFR25H 2K7 5% 4822 0 | ||
| Philips | L7.2E | No vertical deflection | Replace IC7401 (TDA9302H), add also a zenerdiode BZX79C51 between the pins 4 and 5 of the IC. Anode of the zenerdiode to pin 4 and the cathode to pin 5. Service code BZX79C51 is 4822 130 34257 REMARKS :It is recommended to apply above mentioned modifica | ||
| Philips | L6.2 | Only horizontal white stripe on screen. No vertical deflection. | Check T7904, T7905 and R3908 on deflection module. | ||
| Philips | L6.2 | Only horizontal line, no vertical deflection. | 1) check on 110 degr. module if 25V is present on C2916. If not present, probably D6907 is in short circuit and/or R3928 open. Change D6907 into BYV27-400 codenumber 4822 130 70055. R3928, 1 Ohm, codenr. 4822 052 11108. 2) check if R3908 does n | ||
| Philips | GR2.4 | Unstable zoom and broken vertical lines | Check contact of connector Y95 on the MODULE 16/9. | ||
| Philips | GR2.4 | Bad vertical deflection | Check and replace if necessary: Transistor T7502; 4822 130 60775 Resistor R3503; 1.2 Ohm; 4822 052 10128 4.7 Ohm; 4822 052 10478 Resistor R3501; 22 Ohm; 4822 051 10229 27 Ohm; 4822 051 10279 | ||
| Philips | GR2.2 | vertical lines on GR 2.2 - 90 degree narrow neck chassis | Pos.nr. 2588 becomes 3N3 (5322 122 33446) on main panel | ||
| Philips | GR2.2 | Bad vertical linearity for 110 degree CRT. | A. For mini/narrow neck and black line sets:R3506 becomes 130K (4822 116 52242) B. For black matrix sets: R3506 becomes 150K (4822 116 52245) C2506 becomes 680uF (4822 124 80063) R3471 becomes 75K (4822 116 52301) C.All sets: C2509 becomes 1uF (482 | ||
| Philips | GR1AX | vertical vibration in cold condition of the set | Change R 3052 into 1,8 kOhm (4822 116 52249) and change C2053 into 150 nF (4822 121 41854) | ||
| Philips | G90B | vertical stripes on the left side. | Check capacitor C2580 (470 uF; 4822 124 40198). | ||
| Philips | G90B | No vertical deflection | vertical signal on pin 1 IC 7470 present Check/replace TS 7502 (BD 939F; 4822 130 42681) Check/replace TS 7503 (BD 939F; 4822 130 42681) |