Dicas Reparação Panasonic





Pesquisa: Panasonic

Resultados 2657

MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
PanasonicTC1S3RTo enter service modeSelect programme 60,( It helps if you tune in to a channel first) & set sharpness to MIN. Press Off Timer button on R/C & at same time press /(down) button on set, this will place TV into service mode. Press the / / / buttons to step up / down through the functions. Press the + / - buttons to alter the function values. Press the store button after each adjustment has been made to the required values. To Exit service mode press the normalisation button.
PanasonicTC1S3RNo colourmemory IC , part number XL24C02P-BAA position IC1205
PanasonicTC195 Z3 ChassisAt sw on led blinks once onlythen dead, if powered up with mains sw on led lit permD811 opto faulty. To check, s/c pri pins of oto coupler when it should then work ok. On normal operation you have 1,2Volts on the secondary side pins, that drop to 0,6V on standby.
PanasonicTC1785 Z3Dead aft 5 minsSTR50103A-M (use Pan spec version - others won't work properly)
PanasonicTC14S2RDEADCHECK D806 IN POWER SUPPLY
PanasonicTC1483Rline stage won't startup propertlyLOPTX (50H0000177, SAME AS GOODMANS 1425RS)
PanasonicTC1453Rstuck in stbyREPLACE EEPROM IC1205 (PART NO. XL24D02PAA1)
PanasonicTC1453Rringing effect on screenR451 330R ACROSS SCAN COILS
PanasonicT262GANo soundAudio o/p tr 251 on main pcb o/c b-e - used TIP41C in lieu
PanasonicT14S3TPoor/rolling pic - vid invertedReplacing IC601 made no difference - IC1205 EEPROM faulty
PanasonicSX4Blank raster with sound okG2 & focus volts low due to short on crt - cleared by discharging cap across the focus/G2 pins tehn still no pic Q390 on crt base leaky (not shown on diag)
PanasonicMX-1Volume will not varyCXA2021S sound proc chip
PanasonicM9Teletext - lines.C412 ( 4.7u f 250v ) o/c.
PanasonicM9Teletext - lines inch down.Shunt D603 with 0.47uF.
PanasonicM9Frame - roll on dark pictures.R508 ( 680k ) high by IC501.



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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