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Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair

MakeModelProblemSolutionDate
Found: 4551
PhilipsGR1AXField collapsereplace field chip14-09-04
PhilipsGR1AXField collapse usually with blank screenIC7500 ( TDA3653 )14-09-04

PhilipsGR1AXField non lin with line thro centreR3506 13k or 43k hi res14-09-04
PhilipsGR1AXGR1AX with 3 local controls with uC TMP47C434N-314GR1AX with 3 local controls with uC TMP47C434N-3142 --------------------------------------------------- 4822 209 32118 Hotel mode for uC TMP47C434N-3142: YES Hotel mode activation for uC TMP47C434N-3142: 1. Select program 38 2. Press14-09-04
PhilipsGR1AXGR1AX with 3 local controls with uC TMP47C434N-314GR1AX with 3 local controls with uC TMP47C434N-3141 --------------------------------------------------- Replaced by uC TMP47C434N-3142; 4822 209 32118 Hotel mode for uC TMP47C434N-3141: NO14-09-04
PhilipsGR1AXGR1AX with 8 local controls with uC TMP47C434N-341GR1AX with 8 local controls with uC TMP47C434N-3415 --------------------------------------------------- Replaced by uC TMP47C434N-R221; 4822 209 32192 Hotel mode for uC TMP47C434N-3415: YES Hotel mode activation for uC TMP47C434N-3415: 1. 14-09-04
PhilipsGR1AXGR1AX with 8 local controls with uC TMP47C434N-353GR1AX with 8 local controls with uC TMP47C434N-3537 --------------------------------------------------- Replaced by uC TMP47C434N-R221; 4822 209 32192 Hotel mode for uC TMP47C434N-3537: NO14-09-04
PhilipsGR1AXGR1AX with 8 local controls with uC TMP47C434N-R22GR1AX with 8 local controls with uC TMP47C434N-R221 --------------------------------------------------- 4822 209 32192 Hotel mode for uC TMP47C434N-R221: YES Hotel mode activation for uC TMP47C434N-R221: 1. Select program 38 2. Press14-09-04
PhilipsGR1AXGR1AX with 8 local controls with uC TMP47C634N-R49GR1AX with 8 local controls with uC TMP47C634N-R494 (for sets with SV-codes) ------------------------------------------------------------------ 4822 209 31641 Hotel mode for uC TMP47C634N-R494: YES Hotel mode activation for uC TMP47C634N-R4914-09-04
PhilipsGR1AXGreen pic with fb lines &/or no tuning/chan changeTMP47C434-3559 micro14-09-04
PhilipsGR1AXGreen pictureCheck T7435 (BF422; 4822 130 41782) on the CRT panel. 14-09-04
PhilipsGR1AXH.T. highR3562 ( 33K )14-09-04
PhilipsGR1AXH.T. varies sound goes up to MaxC2631 ( 22nF )14-09-04
PhilipsGR1AXHalf a pic - line wrap aroundline sect of scastle pulse at R3529 missing to IC7020 TDA8305 - crack in print at corner of pcb14-09-04
PhilipsGR1AXHotel modeHotel mode ---------- Control microprocessors are available for these chassis with or without the "hotel" mode feature. Original production included "hotel" mode but the feature was deleted to reduce the number of "nuisance" service calls generated by mi14-09-04
PhilipsGR1AXHotel mode (de)activation for GR1AX with 3 local cHotel mode (de)activation for GR1AX with 3 local controls --------------------------------------------------------- Only for sets with 3 local controls In service information HOTEL MODE for GR1AX / Anubis A&B / TV/VCR-1 4822 727 20384 a mistake is made f14-09-04
PhilipsGR1AXHotel mode for GR1AX with 8 local controls with uCHotel mode for GR1AX with 8 local controls with uC TMP47C434N-3414 ------------------------------------------------------------------ Replaced by uC TMP47C434N-R221; 4822 209 32192 Hotel mode for uC TMP47C434N-3414: YES Hotel mode activation 14-09-04
PhilipsGR1AXHotel mode switching in & outSw off or on - Chan 38 "Store" & "Chan +" together14-09-04
PhilipsGR1AXInitial volume-level is higher than the maximum Hotel-Mode setting.* Deactivate the Hotel-Mode. (The procedure is family depending). * Switch-on the MENU-volume control (via the RC for a 3 local- control set) and adjust the level till a normal low volume-level. * Press the "store" buttom. Now the personal preference le14-09-04
PhilipsGR1AXInt BuzzCF1036 6Mhz filter14-09-04
PhilipsGR1AXInt crowbar tripR 3629 33k o/c which is in parallel to 3627 33k so either res could give you the same fault14-09-04
PhilipsGR1AXInt dead with HT still presentC2523 6µ8 line driver supply decoupler14-09-04

PhilipsGR1AXInt destruction of line TRReplace T7521 & T7523 ( BC337 )14-09-04
PhilipsGR1AXInt shut downDry joint at scan coil plug14-09-04
PhilipsGR1AXInt trip at sw on HT correct at 100vCheck D6638/6639/6640 zener diodes.14-09-04
PhilipsGR1AXINTERMITTENT COLOUR ALSO AN OCCASIONAL DARK VERTICCRACK IN PRINT LEADING FROM PIN 10 OF LOPT14-09-04
PhilipsGR1AXIntermittent dead.Transistor 7521 base loose.(dry joint). 14-09-04
PhilipsGR1AXIntermittent power supply - crowbar trippingR 3629 33k o/c which is in parallel to 3627 33k so either res could give you the same fault14-09-04
PhilipsGR1AXIntermittently deadThe cause of this nasty fault turned out to be a small coil , L5524 , which filters the supply to the line driver stage. It was14-09-04
PhilipsGR1AXLine transistor 7528 blows within 1 sec.Check if IC7020 (TDA8305) gives output. If not, replace IC7020 (4822 209 60853) REMARKS : Codenumbers of line transistor: BUT11AF 4822 130 42679 BUT12AF 4822 130 43919 14-09-04
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