GRAPHTEC CE5000-40CRP - 9. TROUBLESHOOTING; 9.1 The Plotter is Turned On But Doesn’t Operate

CE5000-UM-251-9370 9-1
9. TROUBLESHOOTING
9. TROUBLESHOOTING
9.1 The Plotter is Turned On But Doesn’t Operate
Symptom Verification item Solution
The control panel’s LED
lamp does not light or
the LCD does not display
anything.
(1) Is the plotter being supplied with
power?
No .....Check that the power cord is
securely connected to the plotter’s
AC line inlet.
Yes ....Verify item (2).
(2) Is the FPC504302 flexible cable
securely connected to the main
board and the control panel?
No .....Connect the flexible cable
securely.
Yes ....Verify item (3).
(3) Is the FPC504302 flexible cable
broken?
No .....Verify item (4).
Yes ....Replace the FPC504302 flexible
cable.
(4) Is the AC line electrical output
correct?
No .....Change the AC line.
Yes ....Verify item (5).
(5) Does the power supply unit have
a 5 V output?
No .....Replace the power supply unit.
Yes ....Replace the main board.