Read Panasonic PT-DZ570U / PT-DZ570E / PT-DW530U / PT-DW530E / PT-DX500U / PT-DX500E (serv.man8) Service Manual online
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PT-DZ570U/PT-DW530U/PT-DX500U/PT-DZ570E/PT-DW530E/PT-DX500E>
A
Check waveform around IC1400(CPU & RESIZE).
TP1413(HS out), TP1414(VS out), R1543(ACTout),
TP1413(HS out), TP1414(VS out), R1543(ACTout),
R1546（G9 out）, R1542(CLK out)
To A PC Board check
No picture is displayed.
Follow the section "VIDEO input checks".
Follow the section "S-VIDEO input checks".
Follow the section "RGB1 input checks".
Follow the section "RGB2 input checks".
Follow the section "DVI-D input checks".
Follow the section "HDMI input checks".
Follow the section "PinP of RGB1/RGB2 input checks".
RGB1/2 is not displayed with PinP (Only DZ/DW)
Input a signal other than black and confirm
No display of VIDEO input
No display of S-VIDEO input
Check each cable connection
Connect properly
No display of RGB2 input
No display of DVI-D input
No display of HDMI input
No display of RGB1input
■ No picture or abnormal picture is output
NG
OK
NG
INF - 19
R1546（G9 out）, R1542(CLK out)
Check main micon(IC1400) and AND gate(IC1415)
around
Replace P PCB
around
Replace P PCB
A Confirm waveform of R1688（TCLK1+ of LVDS out)
A Check around IC1412(FPGA) and repair
Go to FM PC Board check
A Confirm A20 connector's connection
A
Confirm voltage of L1430（POWERGOOD2) is about
3.3V.
3.3V.
A
・
P
Connect it properly.
A Check voltage of L1427(FMRST) is about 3.3V.
Go to Main micon check
NG
NG
NG
NG
OK
OK
OK
NG
OK
OK
INF - 19
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