Troubleshooting - Canon LBP6670dn Series Service Manual

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Technology > Embedded RDS > Troubleshooting

Troubleshooting

No.1
Symptom: A communication test (COM-TEST) has failed.
Cause: Initial settings or network conditions is incomplete.
Remedy 1: Check and take actions mentioned below.
1) Check network connections
Is the status indicator LED for the HUB port to which the main unit is connected ON?
YES: Proceed to Step 2).
NO: Check that the network cable is properly connected.
2) Confirmation from another PC connected to same network.
Request the user to ping the main unit from a PC connected to same network.
Does the main unit respond?
YES: Proceed to Step 3).
NO: Confirm the details of the main unit's IP address and subnet mask settings.
3) Confirm DNS connection
(a) Take a note of both primary and secondary DNS server addresses.
See Users' Guide for detailed procedures.
(b) Use ping command to confirm the primary DNS server IP address against the note
taken in Step (a).
See Users' Guide for detailed procedures.
Is the IP address properly configured?
YES: Proceed to Remedy 2.
NO: Confirm the secondary DNS server IP address against the note taken in Step (a).
Is the IP address properly configured?
YES: Proceed to Remedy 2.
NO: There is a possibility that the DNS server address is wrong. Reconfirm the
address with the user's system administrator.
2 Technology > Embedded RDS > Troubleshooting
Remedy 2: Troubleshooting using communication log (COM-LOG)
1) Start [Service Mode].
2) Select [NETWORK GR.] > [E-RDS] > [COM-LOG] and press [OK] or [
List Communication Log screen.
E-RDS
RGW-ADDRESS
RGW-PORT
COM-TEST
COM-LOG
NOTE:
• Only the initial part of error information is displayed in the communication log list screen.
• "None." is shown when nothing is logged.
3) Select the log of your interest and press [OK] or [
the error occurrence.
COM-LOG
2010 0413 10:17
4) Press [OK] or [ ] button to show the detailed error information.
COM-LOG
*Server address resolu
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] button to display
COM-LOG
1 CODE : 810f200b
2 CODE : 840f0003
3 CODE : 840f0003
4 CODE : 840f0003
F-2-140
] button to show the date and time of
F-2-141
F-2-142
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