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RESTRICTED USE ONLY Fargo Electronics, Inc.
DTC400/DTC300/DTC300M Card Printer User Guide (Rev. 1.1)
4-34
Resolving the Cover Open Error Message
All Troubleshooting procedures assume that only factory-authorized supplies are in use in
the Printer.
Step Procedure
1 Review the following information.
• Symptom: The Printer errors immediately after sending a print job, or the
Rollers do not operate by pressing the cottons on the front panel (when the
cover is open).
• Printer Error State: The front cover Sensor detects that the cover is open
• LCD Error Display: Cover Open
• Driver Monitor Error Display: None
2 Check for debris, as follows:
a. Open the front cover and check that no debris has accumulated in the lid
Sensor opening. Use compressed air to clean the opening id as needed.
b. If the Sensor still does not work, continue to Step 3.
3 Check that the Sensor tab on the front cover is not damaged.
a. Open the front cover and examine the Lid Sensor tab for damage, if the
Sensor tab is damaged, replace the front cover. (Note: See the current
DTC400/DTC300/DTC300M User Guide for related instructions in the Parts
Replacement Section.)
b. If the Sensor still does not work, continue to Step 4.
4
Replace the Main Board. (Note: See the current DTC400/DTC300/DTC300M
User Guide for related instructions in the Parts Replacement Section.)