PT-DZ570U, PT-DZ570E, PT-DW530U, PT-DW530E, PT-DX500U, PT-DX500E (serv.man8) - Panasonic Projector Service Manual (repair manual). Page 26

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PT-DZ570U/PT-DW530U/PT-DX500U/PT-DZ570E/PT-DW530E/PT-DX500E>
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 Confirm waveform of R1430(CVBS) output
　●
 S-VIDEO input check
 Check around R1430 and repair.
Check IC1400(CPU & RISIZE) and X1402 around and
repair.
Check around IC1002 and repair.
Check around IC1400(CPU & RISIZE) and X1402 and
repair.
 Confirm waveform of IC1020(Analog-SW) pin7.
Confirm S-VIDEO picture
 Check around FL1001and repair.
Check around IC1020 and repair.
Confirm waveform of FL1001(CVBS) output.
Go to A PC Board check.
　●
 VIDEO input check
 Picture is displayed with one of RGB1, RGB2 , DVI, HDMI.
Confirm waveform of  IC1002(LPF) pin6 output.
OK
NG
OK
NG
OK
NG
NG
OK
NG
OK
OK
NG
INF - 20
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A
A
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Confirm waveform of R1428(Y), R1429(C) output
 Check around R1428, R1429 and repair.
 Check  around IC1002 and repair.
Check around IC1400(CPU & RISIZE) and X1402 and
repair.
 Confirm waveform of FL1002（Y）, FL1003（C) output.
A
Confirm waveform of IC1002(LPF) pin8（Y）, pin7(C)
output
Confirm VIDEO output picture.
 Check around FL1002, FL1003 and repair.
 Picture is displayed with one of RGB1, RGB2 , DVI, HDMI.
Go to A PC Board check.
A
Check around IC1400(CPU & RISIZE) and X1402 and
repair.
OK
NG
OK
NG
OK
NG
NG
OK
OK
NG
INF - 20

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