Pioneer PDP-507XD Service Manual

PDP-507XD
88
1234
1234
C
D
F
A
B
E
Is the TCP control signal normal?
(See the oscilloscope photos.)
No
NG
NG
Yes Yes
No
Are the FFC cables properly
connected?
Replace the DIGITAL Assy.
Properly connect the FFC cables.
The abnormality is associated with
one address or one TCP?
Diagnose the ADDRESS Assy.
In most cases of damage on one line,
the panel chassis must be replaced.
If the FFC cable that connects the DIGITAL and ADDRESS Assys is in failure,
the abnormality is associated with one address in most cases.
Replace the panel chassis.
No
NG
Yes
Yes
Yes
Yes
No
Is the cable connected properly
to the 15-pin connector?
Are the cables connected properly
between the SCAN A and B Assys?
Connect the cable properly.
No
Reconnect the cables properly.
NG
NG
Yes
Is the waveform of the SCAN IC
control signal from the Y DRIVE
Assy normal?
No
Replace the Y DRIVE Assy.
The abnormality is associated
with a single scan line.
Diagnose the SCAN A and B Assys.
Check with the slanting ramp mask that moves.
Replace the SCAN IC.
Replace the panel chassis.
The panel mask is not displayed
properly.
Failure analysis for the
drive system ⇒ DR3
Failure analysis for the
drive system ⇒ DR4
Failure analysis for the
drive system ⇒ DR5
Failure analysis for the
drive system ⇒ DR2
Is the waveform normal when the
voltage is applied to the panel?

Pioneer PDP-507XD Specifications

General

Comb filter	3D
Aspect ratio	16:9
Product color	Black
Noise reduction	Yes
Display diagonal	50 \
Display brightness	1100 cd/m²
Display resolution	1365 x 768 pixels
Display technology	Plasma
Viewable size diagonal	1270 mm
Contrast ratio (typical)	4000:1