Panasonic TV Repair: Common Faults and Solutions.


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Panasonic Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
PANASONICTC2151R
DeadCheck r802 180k, r818 150k
PANASONICTC2110
Set won't go or goes off after 20minsMains tx oc
PANASONICTC2110
No picture.Lop transistor reads s/c in but ok out - loptx faulty.
PANASONICTC2031
OffR811 & r817 (1r) in psu o/c
PANASONICTC1S3R
To 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.
PANASONICTC1S3R
No colourMemory ic , part number xl24c02p-baa position ic1205
PANASONICTC195 Z3 CHASSIS
At 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 Z3
Dead aft 5 minsStr50103a-m (use pan spec version - others won't work properly)
PANASONICTC14S2R
DeadCheck d806 in power supply
PANASONICTC1483R
Line stage won't start up properlyLoptx (50h0000177, same as goodmans 1425rs)
PANASONICTC1453R
Stuck in stbyReplace eeprom ic1205 (part no. xl24d02paa1)
PANASONICTC1453R
Ringing effect on screenR451 330r across scan coils
PANASONICT262GA
No soundAudio o/p tr 251 on main pcb o/c b-e - used tip41c in lieu
PANASONICT14S3T
Poor/rolling pic - vid invertedReplacing ic601 made no difference - ic1205 eeprom faulty
PANASONICSX4
Blank 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-1
Volume will not varyCxa2021s sound proc chip
PANASONICM9
Teletext - lines.C412 ( 4.7u f 250v ) o/c.
PANASONICM9
Teletext - lines inch down.Shunt d603 with 0.47uf.
PANASONICM9
Frame - roll on dark pictures.R508 ( 680k ) high by ic501.
PANASONICM9
Focus - defocused picture - dim.Loptx