Make | Model | Problem | Solution | Date |
| | | |
Found: 20
|
Philips | G90AE 21 GR2350 | No sound | IC7220 I/C sound chip TDA8191 | 14-09-04 |
Philips | G90AE 21GR2350 | Shuts down with motorboating noise aft 10 mins | Dry joints Q7502 in FOP | 14-09-04 |
|
Philips | GR2.3 | After a while colourspot left upper corner. | Picture tube defective A51EAK02X05. Codenr. 4822 131 20603 | 14-09-04 |
Philips | GR2.3 | Fly-back lines visible and too bright. Pict. reacts on bending TXT | Check capacitor C2503 (10 nF SMD; 4822 122 32442) on TXT-PCB
| 14-09-04 |
Philips | GR2.3 | Fly-back lines visuable when adjusting focus voltage. VG2 changes. | Leak inside picture tube between Focus/VG2. Repair pict.tube by artificial flash. | 14-09-04 |
Philips | GR2.3 | Geometry cannot be aligned well | Replace 3522 by 10 kOhm (4822 100 10436) or if not present, cut coppertrack between 3557 and 3559, place there 3522 (10 kOhm; 4822 100 10436) on the Teletext module. Replace 3557 by 4,7 kOhm (4822 051 10472) on the teletext module. R3522 is a potentiomete | 14-09-04 |
Philips | GR2.3 | Geometry not correct (trapezium) | Replace 2522 on CRT module by 560nF (4822 121 51412) | 14-09-04 |
Philips | GR2.3 | Horizontal centering not OK (16x9 sets) | Replace on TXT-panel R3501 by 180 KOhm (4822 051 10184), R3502 by 39 KOhm
(4822 051 10393), R3518 by 12 KOhm (4822 051 10123).
Only for TXT-panel (4822 212 30991): West-Europe sets change R3557 by 6,8 KOhm (4822 051 66820) | 14-09-04 |
Philips | GR2.3 | Horizontal lines in the top of the picture on white or blue picture | Replace sops transformator pos.nr. 5625 by 4822 148 81348
REMARKS : introduced in production from week 9444 onwards | 14-09-04 |
Philips | GR2.3 | List of the microprocessors used in GR2.3 | List of the microprocessors used in GR2.3 DEV. CODE: 3TXT SUPPLY CODE: FBP/083
DESCRIPTION: (Eng,Ger,Fr,It,Du,Port) CRYSTAL: 6.00 SERVICE CODE: 4822 209 52586 | 14-09-04 |
Philips | GR2.3 | List of the microprocessors used in GR2.3 | List of the microprocessors used in GR2.3 DEV. CODE: 3TXT SUPPLY CODE: FBP/084
DESCRIPTION: (Eng,Fin,Dan,Swe,Nor,Spa) CRYSTAL: 6.00 SERVICE CODE: 4822 209 52587 | 14-09-04 |
Philips | GR2.3 | List of the microprocessors used in GR2.3 | List of the microprocessors used in GR2.3 DEV. CODE: 3P169-1.4 SUPPLY CODE: U284
DESCRIPTION: 16/9 CRYSTAL: 6.00 SERVICE CODE: 4822 209 33149 | 14-09-04 |
Philips | GR2.3 | List of the microprocessors used in GR2.3 | List of the microprocessors used in GR2.3 DEV. CODE: 3WELO-1.9 SUPPLY CODE: U281
DESCRIPTION: STEREO English CRYSTAL: 6.00 SERVICE CODE: 4822 209 33047 | 14-09-04 |
Philips | GR2.3 | No function. Dead. | Replace several parts by the mains supply repair kit SOPS 4822 212 30983 | 14-09-04 |
Philips | GR2.3 | No picture, no sound | Check soldering of T7401 (SMD) on the comb filter. | 14-09-04 |
Philips | GR2.3 | No TXT. | Check IC7800 (SAA5246; 4822 209 32642) in combination with 27 Mc X-tal (X1800; 4822 242 81191) | 14-09-04 |
Philips | GR2.3 | Protection circuit working from time to time | Diode 6592 (LL2C30; 4822 130 80928) leaks. Voltage to protection circuit was ca. 400 mV, it should be 28...23 mV. | 14-09-04 |
Philips | GR2.3 | Pumping picture. | Add pumping modification
| 14-09-04 |
Philips | GR2.3 | White band at the left of the picture in band 3 | Mount 22 pF (5322 122 32143) between pin 4 and 8 of connector E17 on scart module (1006). Mount this component very high.
REMARKS : introduced in production in week 9440 onwards | 14-09-04 |
Philips | GR2.3 | Y-signal was floating, unstable. | Y-signal not clamped. Check diode D6420 (LL4148)
| 14-09-04 |