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9.4 The Plotter Does Not Operate When Turned
On
Symptom
• The control panel's POWER lamp
does not light.
Nothing is displayed on the LCD.
• The POWER lamp is lit, but the
plotter does not operate.
• The control panel's POWER lamp
lights but the plotter does not
operate.
• Nothing is displayed on the LCD.
• The control panel's POWER lamp
lights but the plotter does not
operate.
• The message below appears:
Sum-Ck ROM RAM ERR!!
T E S T M O D E S A N D T R O U B L E S H O O T I N G : T h e P l o t t e r Do es N o t O p e r at e W h e n T u r n e d O n
Cause
The plotter is not being supplied
with power.
The plotter is defective.
The plotter is defective.
The ROM or RAM is defective.
Solution
→ Check that the power cord is
securely connected to the
plotter's AC line inlet and the
electrical output.
→ Contact your sales
representative or nearest
Graphtec dealer.
→ Contact your sales
representative or nearest
Graphtec dealer.
→ Contact your sales
representative or nearest
Graphtec dealer.
9-5
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