Panasonic PT-EZ770T

INF-35
SECTION 1 SERVICE INFORMATION
■ VIDEO input check
■ RGB1 input check
Checkthecablebetween[A28]and[JK4007]
NG
Replacecable
A
Check the sync input waveform at IC1100
Q1025 (HD), Q1023(VD)
NG
A Check Q1025, Q1023 and peripheral circuits
Input(RGB2)canbedisplayed
NG
A Check IC1005 and IC1006 and peripheral circuit
A
Check the video input waveform at IC1100
C1118(G/ Y),C1119(R /Pr),C1120(B/ Pb)
NG
A Check C1118, C1119, C1120 and peripheral circuit
J Checkthewaveformatpin26of[JK4007]
NG
J Replace[J]P.C.Board
Oneoftheinputs(DVD-I,,DIGITALLINK)canbedisplayed
NG
A Check IC1100 and peripheral circuits
A Check the output waveform at L1323, L1324, L1325
NG
A Check L1323, L1324, L1325 and peripheral circuit
A Check IC1102 and peripheral circuits
A Check IC1100 and peripheral circuits
Oneoftheinputs(DVD-I,HDMI,RGB1,RGB2,DisplayPort,
DIGITALLINK)canbedisplayed
NG
One of the inputs (DVD-I, DisplayPort, VIDEO) can be displayed
NG
(3)
(3)
OK
OK
OK
OK
OK
OK
OK
OK
OK