GRAPHTEC FC2250 - The Plotter Is Turned On But Doesnt Operate

FC2250-UM-251-9370 9-13
9. TROUBLESHOOTING
9.2 The Plotter is Turned On But Doesn’t Operate
Symptom Cause Solution
• The control panel’s POWER
lamp does not light.
• Nothing appears on the
display panel.
• The plotter is not being
supplied with power.
Check that the power cord is securely
connected to the plotter’s AC line inlet
and the electrical output.
• The plotter is defective.
Check the main board and connectors.
• The control panel’s POWER
lamp lights but the plotter
does not operate.
• The control panel’s PAUSE
lamp ickers.
• Nothing appears on the
display panel.
• The system rmware is
defective.
Reinstall the system rmware or
replace the main board.
• The POWER LED lamp lights
and the LCD displays a sum
check error.
Sum-Ck ROM RAM ERR!!
• The System rmware is
defective.
Reinstall the system rmware or
replace the main board.