Dicas Reparação PHILIPS





Pesquisa: PHILIPS

Resultados 13482

MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
PhilipsFL1.6JitterIn PIP unit change the value of R3336 to 4k7.
PhilipsFL1.6Initially no picture, only OSD, TXT menu. After 5 min. picture O.KReplace IC7215 (4822 209 63902; SAA9042) on the LFR (proscan) box. REMARK : On pin 1 of IC7430 (TDA4680) an offset of 1V during +/- 5 minutes coming from IC7215).
PhilipsFL1.6Hum in sound; when set is in mute hum disappears.Voltage on pin 1 and 2 of IC7009 about 11V, voltage on pin 5 and 7 of IC7009 about -11V. Check IC7009 (4822 209 83163; LM833N) on the LSP.
PhilipsFL1.6How 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.
PhilipsFL1.6Horizontal stripes in the upper part of the picture.Check the +13V. If too low: check D6247 (LL4148; 4822 130 80884).
PhilipsFL1.6Horizontal black lines with 100Hz sets and Sony Hi8 camcorders.Change the value of C2396 on the small signal into 220nF (4822 122 32927). On 100Hz sets together with the Sony Hi8 camcorders, you can see very small sharp lines over the picture. This phenomenon is most of the times visable when the tape is situated i
PhilipsFL1.6Horizontal amplitude cannot be adjustedTransistor 7610 (2SA1359) on the LSP short circuited, check/replace. (4822 130 60111).
PhilipsFL1.6Frontends FQ816ME/B and FQ816MF/IFFrontends FQ816ME/B and FQ816MF/IF ---------------------------------- 1. For the frontend with service code number 4822 210 10507 the following types can be supplied: FQ816ME/B with factory code number 3122 297 10901 FQ916DME/SERVICE with factory
PhilipsFL1.6Frequency OSD is not the same as the station you receive.Example: channel 5 gives 160.00 MHz instead of 175.25MHz. Check/replace tuner item 1160. FQ844 : 4822 210 10412 FQ816ME/B : 4822 210 10507 FQ816MF/IF : 4822 210 10416 FQ916ME/BL : 4822 210 10548 FQ916DME/B : 4822 210 10549
PhilipsFL1.6Fall 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
PhilipsFL1.6Disturbed sound on left channel.Check IC7009 (4822 209 83163; LM833) on LSP.
PhilipsFL1.6Digital noise in picture. Most blue colour.Output of IC7206 (DRAM TMS4C1050-3N in the LFR) pin 10/11/12 is 2.5V instead of 5V. Replace IC7206 (4822 209 60525).
PhilipsFL1.6Dark foggy picture, even with max. contrast and brightness.Black level of Y output on connector 1H21 of the LFR (proscan) box at 0,3V (instead of 0,1V). Replace IC7209 (4822 209 31059; SAA7158).
PhilipsFL1.6Correction to the electrical adjustment 7.2 of theCorrection to the electrical adjustment 7.2 of the service manual FL1.6 AA. ----------------------------------------------------------------- Cut-off alignment Switch the set into 4:3 mode. Switch out the DNR via the remote control. Select a black picture
PhilipsFL1.6Correction on Service Information.Correction on Service Information FL1.2 AB/BB 92.05 (4822 727 19773) FL1.6 AA 92.01 (4822 727 19778) --------------------------------------------------- At point 3/1 (New XICOR) is mentioned: Add position 6135 (4702). This should be: Add on position 6



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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