Canon imageRUNNER ADVANCE C5255 Series Service Manual page 691

No.8
Symptom: A service call request cannot be made because the [New Request] button is grayed
out.
Cause: There has been already a service call request.
Remedy: Perform either of the following remedy works:
• Touch the [Cancel] button to cancel the service call request that has been made.
• A service technician performs a complete processing for the service call request that has
been made.
No.9
Symptom: Initializing the CA certificate (CA-KEY) results in NG!
Cause: Initialization process of the CA certificate has completed abnormally.
Remedy: Initialize the HDD.
No.10
Symptom: A service call request is failed, and a message "Could not send the service call
request" is displayed.
Cause: A communication test with UGW has not been performed, or a communication test
result is NG!
Remedy: Perform a communication test, and check that the test with UGW finishes
successfully.
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Troubleshooting > Embedded RDS Troubleshooting
F-6-208
6 Troubleshooting > Embedded RDS Troubleshooting
No.11
Symptom: When a communication test (COM-TEST) is repeatedly executed, an error occurs.
Cause: During communication conducted after execution of a COM-TEST, another COM-
TEST was executed again.
Remedy: When repeatedly executing COM-TEST, execute COM-TEST at intervals of 5
minutes or more.
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