Dicas Reparação PHILIPS





Pesquisa: PHILIPS

Resultados 13482

MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
PhilipsANUBIS-ARepeat repair after defective mains fuse 1500In case only the mains fuse 1500 (4822 070 32002) is replaced to repair an ANUBIS-A set, it is strongly recommended to replace the PTC 3501 (4822 116 40137) also. Especially PTC's with printed weeknumber 317, 341, 346 and 406 can be damaged in case the f
PhilipsANUBIS-ARandom E3 displayed at start-upChange the following component: Position: C2560 680uF into 1000uF 4822 124 40214 R3452 10R into 1R0 Safety 4822 052 10108 R3782 12R into 18R 4822 053
PhilipsANUBIS-APrograms lost after initial programming of replaced EEPROMIf after EEPROM replacement the programms stored in system FRANCE disappear after the switch-off, this is because the OSD showed system FRANCE but the microprocessor was in system EUROPE (due to a software bug) The solution is to do after EEPROM replacem
PhilipsANUBIS-APoor tuning; unstable pictureCheck/replace D6052 (1N4148 ; 4822 130 30621)- status diode. Check/replace D6370 (LLZ-F12; 4822 130 82304). REMARKS : The cure is applicable for poor tuning and for unstable picture, AFC hunting type fault, when a picture is present.
PhilipsANUBIS-APoor colour syncThe following production changes have been introduced: 1) From week 9136 : Capacitor C2267 (100nF) is changed to 150nF 4822 122 33812 and Capacitor C2268 (47nF) is changed to 22nF 4822 126 11544. 2) From week 9148 : A 100nF capacitor 4822 122
PhilipsANUBIS-APoor colors, PAL linesCheck/replace delay line IC7221 (TDA4660; 4822 209 63108).
PhilipsANUBIS-APicture pulses when Remote Control handset used. H.T low at 92 voltsC2557 4N7 was found to read 20 kOhm. 4822 122 31784.
PhilipsANUBIS-APicture and sound OK, but power supply hickups when set in standby.This fault was found to be caused by transistor 7553 (BC858) 5322 130 42012.
PhilipsANUBIS-AOvershoot in RGB.Change C2204, C2217 and C2230 into 270pF (4822 122 32142). REMARKS: Introduced in production for factory code PM069148, ZB069203 and higher.
PhilipsANUBIS-AOnly noise in picture and ERROR 2.Check/replace IC7702 (PCF84C81AP/098; 4822 209 31069).
PhilipsANUBIS-AOnly for ANUBIS-A AC. Adaption for service informaOnly for ANUBIS-A AC. Adaption for service information Anubis A/B 94.01 (4822 727 20292) In the VCR identification electrical diagram the zener and the diode are exchanged: 6055 should be LL7-C6V2 (4822 130 81147), so zener symbol instead of diode symbo
PhilipsANUBIS-ANoisy picture.Resistance of 286 Ohm between pin 3-5 from SAW filter X1015 (OFWG 1961M); replace filter (4822 242 81388).
PhilipsANUBIS-ANo sound.Check/replace D6135 (LLZ-C4V7; 4822 130 80883).
PhilipsANUBIS-ANo reaction from RC5 remote control. Remote control O.K.Check RC5 receiver LTM8848A-1P Pos.1685 (4822 218 20981).
PhilipsANUBIS-ANo picture, sound OK.Check IC7280 (TDA3504/V2; 4822 209 32647).



Assistência TécnicaAs dicas apresentadas destinam-se a técnicos de eletrónica, a tentativa de reparação ou assistência sem ter conhecimentos de eletricidade e eletrónica, podem provocar danos mais graves aos equipamentos e, devido a tensões muito elevadas em alguns circuitos, graves danos fisicos que podem constituir um risco em determinadas reparações.

Não arrisque reparar equipamentos com tensões elevadas se não tiver conhecimentos técnicos para o fazer em segurança.

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