Read Panasonic PT-DZ16KU / PT-DZ16KE / PT-DS16KD (serv.man14) Other Service Manuals online
SECTION 1 SERVICE INFORMATION
<PT-DZ16K>
No picture appears during SDI1 input.
No picture appears in every input mode.
No picture appears during RGB1 input.
Follow the section "DVI-D input checks".
Follow the section "HDMI input checks".
Follow the section "SDI1 input checks".
Follow the section "PinP of RGB1/RGB2 input checks".
No picture appears during DVI-D input.
No picture appears during HDMI input.
Check the input signal. (other than all black picture)
No picture appears during VIDEO input.
No picture appears during Y/C input.
At "P in P", RGB1/RGB2 input does not appear
Follow the section "VIDEO input checks".
Follow the section "Y/C input checks".
Follow the section "RGB1 input checks".
Follow the section "RGB2 input checks".
No picture appears during RGB2 input.
Check that all the cables are connected properly.
Connect the cables properly.
■ No image appears (picture is abnormal)
NG
OK
INF - 31
A
* CPU : Central Processing Unit
A
Check and repair the IC3501 (main CPU), IC3515
(AND gate) and the peripheral circuits, or replace
the PC2-P.C.Board.
RW Replace the RW-P.C.Board.
Check voltage on A3 connector pin 39 is approx 3.3 V.
A
・
PC2
Check voltage on A3 connector pin 20 is approx 3.3 V.
A
Check the connector of the RW-P.C.Board.
RW1-A3, RW2－WF1
Follow the section "Main CPU operation checks".
RW
Check signal waveform on A3 connector 20 pin.
Follow the section "A-P.C.Board operation checks".
FG/FR-P.C.Board checks and replace.
WF-P.C.Board checks and replace.
NG
NG
NG
NG
OK
OK
OK
OK
INF - 31
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