Dicas Reparação PHILIPS





Pesquisa: PHILIPS

Resultados 13482

MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
PhilipsFL1.17Protection activated due to no +5V from LOT.Check IC7551, LM 358N (4822 209 71825). If IC7551 has to be replaced, it is recommended: 1) for production code AG00-09 add diode BZX79-C18 (4822 130 31024) between 9240 and pin 8 of position 7551, with cathode to pin 8 of IC7551. 2) for production
PhilipsFL1.17PIP picture not in order.Check R3345 (4822 111 41424) in PIP unit, check IC7755 (4822 209 63423).
PhilipsFL1.17Picture twists from topVoltage of pin 8-IC7450 (TDA3654Q) on the LSP has raised to ca. 20 V. Check diode 6451 (BZX79/C5V6; 4822 130 80954).
PhilipsFL1.17Picture twists from topVoltage of pin 8-IC7450 (TDA3654Q) on the LSP has raised to ca. 20 V. Check diode 6451 (BZX79/C3V6; 5322 130 34834 or BZX79/C10; 4822 130 61219)
PhilipsFL1.17Picture often darkCheck IC7201 in High End-box (SAA9042P/A; 4822 209 31851)
PhilipsFL1.17Picture disappears shortly after 30" or control does not function.When hot, 13,5 MHz clock stops working; change the value of R3123 to 1k2.
PhilipsFL1.17Picture disappears (fly back lines), ON STEREO and DUAL LEDs blinkCheck IC7430 (TDA4680). When TDA4680 is too hot there is no picture (4822 209 31592).
PhilipsFL1.17Overview of SOPS repair kitsOverview of SOPS repair kits ---------------------------- FL1.0 AG00 upto AG03 4822 310 20492 FL1.0 AG04 and higher 4822 310 31921 FL1.1 25" and 28" 4822 310 31919 FL1.1 33" 4822 310 31932 FL1.2 4822 310 31932 FL1.6
PhilipsFL1.17Only white and black lines. OSD and TXT OK. Error 05.Check IC7231 (SDA9205-2; 4822 209 31056) on ECO-box.
PhilipsFL1.17Only red LED is on. Hardware protection.Check E/W protection T7540, T7541 (BC547C; 5322 130 42755) and T7542 (BC857C; 5322 130 42756).
PhilipsFL1.17Only noisy green picture. Sound and TXT OK.Check IC7231 (SDA9205-2 noric; 4822 209 31056).
PhilipsFL1.17Only horizontal white and black lines. TXT and sound OK.Check memory IC IC7240 100Hz eco-box (4822 209 52418).
PhilipsFL1.17Only for Classic Line Correction of Product SurveyOnly for Classic Line Correction of Product Survey 1993-3 ----------------------------------- The stocklist of styling 31 in Product Survey 1993-3 (4822 727 20046) does not correspond with the exploded view. This is corrected in Product Survey 1993-4 (4
PhilipsFL1.17Noisy green picture. No B-Y signal.Check IC7245 (SAA4970T/V1; 4822 209 32581) on ECO-box.
PhilipsFL1.17Noise on high volumePerform the following modifications on the SSP: Add on position 3618 4,7nF (4822 122 31784) Add on position 3619 jumper (4822 051 10008) Connected in series from 2604/4610 to earth. Change position 4610 into 1k ohm (4822 051 10102)



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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