GR1AX Repair Tips
Search: GR1AX
Results 182
Results 182
Make | Model Ch. | Symptom | Problem Solution | Solution | By: |
---|---|---|---|---|---|
Philips | 14GR1221 GR1AX | Procedure to enter or exit hotel mode child lock | Put the set on programme 38, press either store and pr - to lock and store and vol - to unlock, or, press pr - and vol + to lock and unlock, press buttons on the set not remote | ||
Philips | GR1AX | Sometimes does not start up from cold, but starts well from power off or standby after a few minutes | After checking all PSU components and consulting many colleagues, casually the tip of my iron touched the body of T2628 BF423 and the set started. After more then 20 attempts, I realised that this transistor became intermittent when cold | ||
Philips | GR1AX GR1AX | Will not start up from cold | Check if 95v line increases to over 100v when TR7628 BF423 is chilled. If so, replace D6629 BZX79-C12 and re-check 95v/re-adjust R3625. May also be worthwhile replacing TR7628 and C2629 as a precaution!! | ||
Philips | GR1AX | No tuning | Check R3703 for o/c and R3702. Also in CTT-H AA , then R3602 | ||
Philips | GR1AX | TV will not start, seems dead | First measure the 100 volt rail, if it is missing, then desolder the field output transformer, then recheck the 100 volt again, if it is now present, replace the transformer : the type = 37622 replacement = fat 30057 Konig. After that everything was ok! | ||
Pye | 37KV1242/05B GR1AX | Buzzes , HT correct ( 95v ) . | L5524 OC. | ||
Philips | GR20 GR1AX | Lines at top of screen | Coil 5524 reading 7R5 | ||
Philips | GR1AX chassis | Arcing sounds on startup. | Change Capacitor 2523 6,8uF | ||
Philips | GR1AX chassis | Arcing sounds on startup. | Change Capacitor 2523 6,8uF | ||
Philips | GR1AX 14GR1227/05B | Dead - HT at 1.5v at power supply whistling | Replace SF2D41 protection thyristor (6641) | ||
Philips | GR1AX 14GR1221 | Dead | resistor 3300 4R7 o/c.cap 2301 4,7uF 350V s/c on multi voltage pcb | ||
Philips | GR1AX | Wont stop in search tune | C2031 22nF faulty - may read ok | ||
Philips | GR1AX | Will not start up from cold | Turn 95V preset down if set starts fault is in overvolts circuit try D6638 | ||
Philips | GR1AX | Width excess & EW faulty | Tr7533 2SA1359 on crt base s/c & driver Tr7530 BC848 had failed | ||
Philips | GR1AX | White Lines on bright scenes when heated | C2523 6ยต8 line driver supply decoupler | ||
Philips | GR1AX | Whistling noise (from LOT). | 1) Glue the plastic lugs of the LOT L5530 with silicon or equivalent lute (non-reactive) at the copper track side of the PWB to damp off vibrations which causes the wistling. 2) Apply a non Hitachi LOT L5530; 4822 140 10369. REMARKS : The | ||
Philips | GR1AX | WEAK SOUND | CHECK DISC CERAMIC CAPS AROUND SOUND IF CHIP ESP C2033 ( 22nf ) | ||
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 | GR1AX | Update Chassis manual; different types of micro-pr | Update Chassis manual; different types of micro-processors. ----------------------------------------------------------- In Chassis manual GR1-AX version 2: (GB) 4822 727 18084, (NL) 4822 727 18083, (D) 4822 727 18085 (F) 4822 727 18086, (E) 4822 727 18 | ||
Philips | GR1AX | Two lines going around. | Check/replace C2606 (68 uF; 4822 124 41599). |