PDP-4280HD
48
1
2
3
4
1
2
3
4
C
D
F
A
B
E
5.2.3 DRIVE ASSY
Flowchart of Failure Analysis for The Drive Assy
X/Y DRIVE Assys
No
No
No
NG
NG
Yes
Yes
Yes
Are the FFC cables properly
connected?
Are the panel FPC and SCAN Assys
connectors properly connected to
the X/Y DRIVE Assys?
Is the input signal normal?
Replace the panel chassis.
Yes
Replace the X/Y DRIVE Assys.
NG
Replace the DIGITAL Assy.
Properly connect the panel FPC
and SCAN Assys connectors.
Properly connect the FFC cables.
No
Replace the FFC cables.
Reset lighting is not displayed.
Is the waveform normal when the
voltage is applied to the panel?
Failure analysis for the
drive system => DR1
Summary of Contents for PDP-4280HD
Page 10: ...PDP 4280HD 10 1 2 3 4 1 2 3 4 C D F A B E 2 2 SPECIFICATIONS Dimensions ...
Page 11: ...PDP 4280HD 11 5 6 7 8 5 6 7 8 C D F A B E 2 3 PANEL FACILITIES Front Section ...
Page 12: ...PDP 4280HD 12 1 2 3 4 1 2 3 4 C D F A B E Rear Section ...
Page 13: ...PDP 4280HD 13 5 6 7 8 5 6 7 8 C D F A B E Remote Control Unit ...
Page 19: ...PDP 4280HD 19 5 6 7 8 5 6 7 8 C D F A B E ...
Page 20: ...PDP 4280HD 20 1 2 3 4 1 2 3 4 C D F A B E 4 BLOCK DIAGRAM 4 1 OVERALL WIRING DIAGRAM 1 2 ...
Page 22: ...PDP 4280HD 22 1 2 3 4 1 2 3 4 C D F A B E 4 2 OVERALL WIRING DIAGRAM 2 2 ...
Page 23: ...PDP 4280HD 23 5 6 7 8 5 6 7 8 C D F A B E ...
Page 35: ...PDP 4280HD 35 5 6 7 8 5 6 7 8 C D F A B E ...
Page 168: ...PDP 4280HD 168 1 2 3 4 1 2 3 4 C D F A B E 10 6 PANEL CHASSIS SECTION ...
Page 172: ...PDP 4280HD 172 1 2 3 4 1 2 3 4 C D F A B E 10 8 PDP SERVICE ASSY 428 Exterior Section ...