Dicas Reparação PHILIPS





Pesquisa: PHILIPS

Resultados 13482

MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
PhilipsFL1.1Does not tune on some channelsNo tuning, tuning unstable, colour disappears or interference on some channels (e.g.channel 5 + 59) Connect (solder) metal case of tuner to earth.
PhilipsFL1.1Does not start-upCheck and replace if necessary supply transistor (2SC3973B; 4822 130 60851) position 7216 on the LSP.
PhilipsFL1.1Data interference audible in FM and NICAM during quiet soundCut the track coming to pin 14-TDA8425 as close to the IC as possible. Solder 5,6 nF ceramic flat capacitor between pin 14 and earth side of 2694. REMARKS : This modification has been introduced in sets from week 9131 onwards. New SSP from w
PhilipsFL1.1Correction to service manual FL1.1 AC/FL1.7 AACorrection to service manual FL1.1 AC/FL1.7 AA ---------------------------------------------- The code number of position 3410 on the Large Signal Panel is not correct. The correct code number is 4822 101 11871 (330k lin)
PhilipsFL1.1Correction to service information FL 95.01Correction to service information FL 95.01 ------------------------------------------ Correction in the overview of 100Hz and Proscan boxen. The replacement for service code 4822 212 30534 must be 4822 212 31231 The replacement for service code 4822 21
PhilipsFL1.1Correction on Service Information FL1.1 AC 92.06 (Correction on Service Information FL1.1 AC 92.06 (4822 727 19767) ----------------------------------------------------------------- At point 3 (New XICOR) is mentioned: Add positionn 6135 (4702). This should be: Add on position 6135 (470 ohm). REMARKS
PhilipsFL1.1Colour registrationColour registration ------------------- A production change has been introduced to improve colour registration as follows: Position Change New Code no. 4302 delete jumper - - 4300
PhilipsFL1.1Colors flicker when the set is warm or poor colorsCheck IC7366 color signal delay circuit (TDA4660). Replace by TDA4661 (4822 209 31714). When TDA4660 is replaced by TDA4661 also change the following components: - delete 2386, 3385 - change 3383 into 33k (4822 051 10333) - c
PhilipsFL1.1Colored picture or picture is green/red, fly-back linesCheck zenerdiode 6450 on pin 19-IC7430 on the LSP. New diode must be Philips (Telefunken does not work), 4822 130 81512
PhilipsFL1.1Color spots or red and green linesIC7253 (SDA9060; 4822 209 63891) in High End-box defective .
PhilipsFL1.1Color interferenceCheck in High End Box 7204 (PCF80C51BH; 4822 209 31386)
PhilipsFL1.1Code number information SOPS kit 33"Code number information SOPS kit 33" ------------------------------------ The code number of the SOPS kit mentioned in the service manuals FL1.1 is only for the 25" and 28" sets. For the 33" FL1.1 sets SOPS kit 4822 310 31932 has to be used.
PhilipsFL1.1Character blocks appearing down the screen.On OSD menu, letter "e" displayed as letter "g". Check/replace teletext character generator IC7201 on the High End Box - SAA9042P/A (4822 209 31851).
PhilipsFL1.1Change of IC7201 and IC7215 to SAA9042P/A/MOBChange of IC7201 and IC7215 to SAA9042P/A/MOB -------------------------------------------- IC7201 in the High End Box and IC7215 in the LFR (digital scan) box have been changed from SAA9042P/A/MOA to SAA9042P/A/MOB (4822 209 31851). REMARKS : T
PhilipsFL1.1BUX85F in mikroSOPS defectiveChange the value of C2260 to 4n7F, replace 7270 with transistor BD825 (4822 130 41746).



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.

Verifique se o esquema está disponível na área de downloads