| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Philips | GR2.4 | Deprogramming of EEPROM / Memory loss | Replace C2456 by a 100uF capacitor (service code numer is 4822 124 81029). | ||
| Philips | GR2.4 | Dead, Short on the +148V rail from the Power Supply | Checks around the Line O/P Transformer showed that Pin 1 of the transformer was short circuit to the Core. | ||
| Philips | GR2.4 | Dead with ticking | LOPTr BU2508 s/c, dis psu prot pin revealed E/W fault; fuse prot 1534 o/c - replacing this cured fault | ||
| Philips | GR2.4 | Curtain effect on left side of picture. +14 V on cathode D6450 | Check R3553 560ohm. (4822 052 10561) | ||
| Philips | GR2.4 | Curtain effect in the left side of the picture | Add 6N8F 50V capacitor parallel to item 5588. Service code number is 5322 122 31866. Add 3N3F 500V between pin 5 of the LOT and ground. Service code number is 4822 126 13599. Add 33nF 50V on position 2588. Service code number is 4822 122 33342. Also ch | ||
| Philips | GR2.4 | Cracking sound right channel on spoken word with much deviation. | Replace X1101 ceramic filter 7.47Mhz (4822 242 70485). | ||
| Philips | GR2.4 | Corrections on service manual | Corrections on service manual page 28 chapter 7: 1.1 voltage over C2631 must be 143 Volt ( instead of 148 Volt) 1.3 Vg2 alignment:voltage must be 135 Volt (instead of 130 Volt) 1.13 White balance: the value for the black line sets is 43 (instead of 35 | ||
| Philips | GR2.4 | Contrast of picture is reduced after leaving Teletext | Replace microprocessor IC7708. Replacement overview: G24W1COR_3.1 (3155) -> replaced by G24W1COR_3.2 (3208) 4822 209 90336 G24W2COR_3.1 (3157) -> replaced by G24W2COR_3.2 (3209) 4822 209 90337 G24N1COR_3.1 (3156) -> replaced by G24N1COR_3.2 (3207) 4822 | ||
| Philips | GR2.4 | Codenumber Information MANUAL GR2.4 AA | Codenumber Information MANUAL GR2.4 AA Items 1007 (SOPS control modules) have an incorrect description. The descriptions should be: ITEM SERVICE CODE NUMBER 1007 4822 212 31669 SOPS control module 110 degrees 1007 4822 212 31715 | ||
| Philips | GR2.4 | Codenumber correction | Codenumber correction In GR2.4 partslist pos. number 1002 code number must be 4822 212 31458 In GR2.4 partslist pos.3601 (P.T.C) code number must be 4822 116 40263 in stead of 4822 116 41211 (P.T.C/N.T.C) These code numbers are on the mains filter module | ||
| Philips | GR2.4 | Black bars on screen of television using CDI player with volume high | Replace R3893, on the Euromodule 2, by 1K2 with code number 4822 116 52207 REMARKS : introduced in production from week 9604 onwards | ||
| 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 | GR2.4 | Bad starting up of the set in cold conditions | Replace R3610 on the chassis by 2R2 code number 4822 052 10228 | ||
| Philips | GR2.4 | After a while rattle from metal plates in plastic ring deflection | Deflection yoke made quiet by use off nail-lacquer on metal plates in yellow ring. | ||
| Philips | GR2.4 | A small E/W fault can be observed.(about 4mm) | Modify E/W circuit C2526 (10nF; 4822 121 41857) R3527 (68K; 4822 050 26803) R3533 (10K; 4822 051 10103) and R3467 (1M8; 4822 053 20185) |