Dicas Reparação PHILIPS





Pesquisa: PHILIPS

Resultados 13482

MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
PhilipsFL1.17No sound, "ON, Standby, I" LEDs blinking10MHz crystal 1602 on the SSP defective, 4822 242 80276
PhilipsFL1.17No colour. Menu, OSD, TXT are O.K.Check 5.1V supply voltage on IC7201/7202 on ECO-box. If too low check zener D6026 (BZV55-A5V1; 4822 130 83459).
PhilipsFL1.17No colour after 1 hour.Pin 7S22 output 100Hz box is 6V instead of 12V. Check T7127 (BC858; 5322 130 41983).
PhilipsFL1.17No colors in TV modeCheck IC7365 (TDA4650) on the SSP (4822 209 30837)
PhilipsFL1.17Modifications of service manual FL1.17Modifications of service manual FL1.17 -------------------------------------- - item 2405 changed into 18nF 63V (4822 122 31759) - Item 3404 changed into 3k3 0,25W (4822 051 10332) - item 3624 and 3625 added 22 Ohm 0,5W (4822 116 52186) - item 96
PhilipsFL1.17ModificationModification ------------ Only for 25" During production in week 9405 the picture tube of the 25" sets has been changed from the A59EAK252X43 (4822 131 20501) into a A59EAK252X44 (4822 131 20602). This new picture tube is used in sets with serial number
PhilipsFL1.17Low frequency hum from subwoofer, buzz from right hand squeeter.Check DC level on pin 1 and 9 of IC7011 (TDA1521). If not correct, replace (4822 209 63913).
PhilipsFL1.17Low Brightness TXT and OSD, Picture OKIf this condition occurs, check the Option Codes. Resetting the Option Code numbers as per the Service Manual provided the cure.
PhilipsFL1.17Jitter at NTSC reception.Replace item 9459, connected to pin 13 of IC7400 on the LSP, into 220 ohm (4822 116 52215). REMARKS : Introduced in production in week 9335.
PhilipsFL1.17JitterIn PIP unit change the value of R3336 to 4k7.
PhilipsFL1.17Inoperative. Only stand-by led on. Hardware protection.Check zenerdiode D6376 (LLZ-C20; 4822 130 81143).
PhilipsFL1.17Inoperative. Only stand-by led on. Default gives: 00 00 00 99Check Line Transistor T7504, T7506 (ON4673C; 4822 130 62134).
PhilipsFL1.17How to enable/disable "Child Lock"Press "MENU" button on Remote Control. When the menu appears on the screen, you select "SPECIAL FEATURES" (this expression is language dependent) Within "SPECIAL FEATURES", the "CHILD LOCK" can be enabled or disabled.
PhilipsFL1.17Four dark bars over the picture.The +5 volt was 5.6 volt instead of 5.1 volt. Check/replace IC7551 (4822 209 70672).
PhilipsFL1.17Fall off position 3204 on the Large signal panelFall off position 3204 on the Large signal panel ------------------------------------------------ When position 3204 (NTC/PTC; 4822 116 40215) on the LSP is defect it is recommended to replace it by a PTC/PTC (4822 116 40253). Together with this change al



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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