| Make | Model | Problem | Solution | Date |
| | | |
| Found: 4551
|
| Philips | GR2.2 | Excess width after initially dead due to mains cap had fell out of board | C2559 100µ 25v leaked onto pcb around damping coil & R3551/3552 causing burn up. Check preset width pot & safety res in 25" models also | 14-09-04 |
| Philips | GR2.2 | Faulty teletext characters | Put isolation tape on pos.nr R3815 and R3810 of the teletext module
REMARKS : Introduced in the factory week 9333 onwards. | 14-09-04 |
| Philips | GR2.2 | Fine red line visible in top of the picture (black picture) or TXT. | Replace R3507 on the chassis by 24 kOhm 4822 051 10243 (smd chip)
| 14-09-04 |
| Philips | GR2.2 | Frame Collapse and R3503 going open Circuit. | The cause of this can be R3501 (4822 051 10829) going high resistance.
| 14-09-04 |
| Philips | GR2.2 | Green tint on Black line S TV-set | Place jumper (4822 051 10008) on pos.number 4328 on the mono-carier from 25" and 28" blackline S sets | 14-09-04 |
| Philips | GR2.2 | Greenish picture in dark parts during black and white film. | Place jumper, on position number 4328, of the main carrier on the solder side jumper (4822 051 10008).
REMARK: Week 9251 introduced in production. | 14-09-04 |
| Philips | GR2.2 | Lack of contrast | Replace R3382 on picture tube panel by 3K9 (4822 051 10392)
REMARKS : Introduced in production in week 9403 | 14-09-04 |
| Philips | GR2.2 | List of the microprocessors used in GR2.2 | List of the microprocessors used in GR2.2 DEV. CODE: ESL3-1.0 SUPPLY CODE: OTP DESCRIPTION: STEREO (Eng,Ger,Fre,Hun,Chec,Rus) CRYSTAL: 6.00 SERVICE CODE: 4822 209 33507 | 14-09-04 |
| Philips | GR2.2 | List of the microprocessors used in GR2.2 | List of the microprocessors used in GR2.2 DEV. CODE: ESL1-1.1 SUPPLY CODE: U278
DESCRIPTION: STEREO (Eng,Ger,Fr,It,Du,Port) CRYSTAL: 6.00 SERVICE CODE: 4822 209 33926 | 14-09-04 |
| Philips | GR2.2 | List of the microprocessors used in GR2.2 | List of the microprocessors used in GR2.2 DEV. CODE: ESL2-1.1 SUPPLY CODE: U275
DESCRIPTION: STEREO (Eng,Fin,Dan,Swe,Nor,Spa CRYSTAL: 6.00 SERVICE CODE: 4822 209 33297 | 14-09-04 |
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| Philips | GR2.2 | List of the microprocessors used in GR2.2 | List of the microprocessors used in GR2.2 DEV. CODE: SAL4-1.2 SUPPLY CODE: U223
DESCRIPTION: SATELLITE CRYSTAL: 6.00 REPLACEMENT: 4822 209 31791 | 14-09-04 |
| Philips | GR2.2 | List of the microprocessors used in GR2.2 | List of the microprocessors used in GR2.2 DEV. CODE: STL2-5.1 SUPPLY CODE: U218
DESCRIPTION: STEREO (Eng,Fin,Dan,Swe,Nor,Spa
CRYSTAL: 6.00 REPLACEMENT: 4822 900 10569 | 14-09-04 |
| Philips | GR2.2 | List of the microprocessors used in GR2.2 | List of the microprocessors used in GR2.2 DEV. CODE: SAL4-1.2 SUPPLY CODE: U247
DESCRIPTION: SATELLITE CRYSTAL: 6.00 SERVICE CODE: 4822 209 31791 | 14-09-04 |
| Philips | GR2.2 | List of the microprocessors used in GR2.2 | List of the microprocessors used in GR2.2 DEV. CODE: SAL4-1.1 SUPPLY CODE: U222
DESCRIPTION: SATELLITE CRYSTAL: 6.00 REPLACEMENT: 4822 209 31791 | 14-09-04 |
| Philips | GR2.2 | List of the microprocessors used in GR2.2 | List of the microprocessors used in GR2.2 DEV. CODE: ML3-1.1 SUPPLY CODE: U228
DESCRIPTION: MONO (Eng,Ger,Fre,Hun,Chec,Rus) CRYSTAL: 6.00 SERVICE CODE: 4822 209 31448 | 14-09-04 |
| Philips | GR2.2 | List of the microprocessors used in GR2.2 | List of the microprocessors used in GR2.2 DEV. CODE: STL3-1.1 SUPPLY CODE: U235
DESCRIPTION: STEREO (Eng,Ger,Fre,Hun,Chec,Rus) CRYSTAL: 6.00 SERVICE CODE: 4822 209 31212 | 14-09-04 |
| Philips | GR2.2 | List of the microprocessors used in GR2.2 | List of the microprocessors used in GR2.2 DEV. CODE: STL3-1.0 SUPPLY CODE: U234
DESCRIPTION: STEREO (Eng,Ger,Fre,Hun,Chec,Rus) CRYSTAL: 6.00 REPLACEMENT: 4822 209 31212 | 14-09-04 |
| Philips | GR2.2 | List of the microprocessors used in GR2.2 | List of the microprocessors used in GR2.2 DEV. CODE: M1/2-5.1 SUPPLY CODE: U241
DESCRIPTION: MONO (Eng,Ger,Fr,It,Du,Port)+(Eng,Fin,Dan,Swe,Nor,Spa) CRYSTAL: 6.00 SERVICE CODE: 4822 209 31213 | 14-09-04 |
| Philips | GR2.2 | List of the microprocessors used in GR2.2 | List of the microprocessors used in GR2.2 DEV. CODE: STL2-5.2 SUPPLY CODE: U219
DESCRIPTION: STEREO (Eng,Fin,Dan,Swe,Nor,Spa) CRYSTAL: 6.00 SERVICE CODE: 4822 900 10569 | 14-09-04 |
| Philips | GR2.2 | List of the microprocessors used in GR2.2 | List of the microprocessors used in GR2.2 DEV. CODE: STL1-5.2 SUPPLY CODE: U216
DESCRIPTION: STEREO (Eng,Ger,Fr,It,Du,Port) CRYSTAL: 6.00 SERVICE CODE: 4822 209 31209 | 14-09-04 |
| Philips | GR2.2 | List of the microprocessors used in GR2.2 | List of the microprocessors used in GR2.2 DEV. CODE: ESL1-1.0 SUPPLY CODE: U277
DESCRIPTION: STEREO (Eng,Ger,Fr,It,Du,Port) CRYSTAL: 6.00 REPLACEMENT: 4822 209 33296 | 14-09-04 |
| Philips | GR2.2 | List of the microprocessors used in GR2.2 | List of the microprocessors used in GR2.2 DEV. CODE: STL1-5.1 SUPPLY CODE: U215
DESCRIPTION: STEREO (Eng,Ger,Fr,It,Du,Port) CRYSTAL: 6.00 REPLACEMENT: 4822 209 31209 | 14-09-04 |
| Philips | GR2.2 | Modification | Modification On IF-panel 1043 becomes 6MHZ TPS6.0MB (4822 153 30025) and 1103 becomes 6MHZ SFT6.0MA (4822 242 71841) | 14-09-04 |
| Philips | GR2.2 | Modification of the second scart circuit | Modification of the second scart circuit (ESD performance improvement)
C2815 becomes 39nF (4822 121 42444
C2816 becomes 39nF (4822 121 42444)
R3802 becomes 330R (4822 116 52219)
R3803 becomes 330R (4822 116 52219)
R3815 becomes 2K2 (4822 051 20222) | 14-09-04 |
| Philips | GR2.2 | Mono O.S.D. was blinking, error code 8415 after warming up. | Check pos. 7200 IC TDA8417 (4822 209 63967) and X-tal pos.1200 (4822 242 80208). | 14-09-04 |
| Philips | GR2.2 | NICAM error displayed, no NICAM sound, FM audio OK. | Error usually indicates a fault around IC7150. (4822 209 30914) Check +5 volts on pins 4, 6 and 18. If 5V is low, suspect fault around 5V regulator T7190/7191. Check/replace especially T7191 - BC338 (4822 130 44121) | 14-09-04 |
| Philips | GR2.2 | No sound unless slightly detuned then reverts to st/by aft 15mins | TDA2579B timebase IC | 14-09-04 |
| Philips | GR2.2 | No sound, sound mute sign on screen. | Voltage on pin 16 is 2V instead of 4V. Check uP, IC7708 (4822 209 31209). | 14-09-04 |
| Philips | GR2.2 | No sync. when set is warming-up (or picture tilt after 10 min) | No Y-signal on pin 5 of IC7470 (TDA2579B).
D6043(LL4148) interrupts when it is warming-up.
Replace D6043 (4822 130 80446). D6043 interrupts when temperature rises. | 14-09-04 |
| Philips | GR2.2 | No TXT, error TXT. 6Mhz clock O.K. | Replace IC7820 (4822 209 31069).
| 14-09-04 |