Canon imagePRESS Server G250 V2 Service Manual page 80

Symptom
Unable to connect to One of the following:
the network; or nei- • Wrong cable. Do not use a crossover
ther LED on the cable.
10/100/1000BaseT • Wrong port. Do not use the printer port.
network connector is The printer port is reserved for the print-
lit er and for installing system software
from a PC.
• Faulty network cable or connection
• Faulty network
• Faulty Ethernet port on the mother-
board
System starts up One of the following:
slowly (seems to • Normal behavior
hang) and the Con- System is searching for a nonexistent
figuration page dis- DHCP server.
plays an error on the DHCP is enabled by default on the im-
"IP Address" line un-
agePRESS Server, but the customer's
der "Network Setup"
network is not using DHCP.
• If the customer's network is using
DHCP:
Scanning
Problems with scan- • Loose, incorrect, or missing connection
ning or sending files between the imagePRESS Server and
printer
• The printer does not have an IP ad-
dress
Printing
NOTE:
Intermittent print quality problems are difficult to trace. Before you try to troubleshoot print quality problems, print a test page to
make sure that the printer itself does not need servicing or adjusting.
Test page fails to Print engine is not ready to print
print
There is a problem with the connection be-
tween the imagePRESS Server and the
printer
Corrupted system software
Possible cause
• Network cable or connection is
faulty
• Network is faulty
• Faulty Ethernet port on the moth-
erboard
Suggested action
1. Make sure that the network cable is the correct type and con-
nected to the designated LAN port on the imagePRESS Server
connector panel.
2. Check the cable connection to the network.
3. Replace the cable with a new or tested cable.
4. Request that the network administrator check Network Setup.
5. Request that the network administrator check other devices on
the network.
If other devices are not functioning, there could be a problem
with the network.
6. If the rest of the network is functioning properly and the prob-
lem persists, replace the motherboard.
1. Request that the network administrator change the default in
imagePRESS Server Network Setup.
2. If neither LED on the designated network port is lit on the im-
agePRESS Server, check the cable connection to the image-
PRESS Server and the network. Make sure that the cable is
the correct type.
3. If the network cable is the correct type and is properly con-
nected to the imagePRESS Server, connect a new network
cable to the imagePRESS Server.
4. Request that the network administrator check other devices on
the network.
If other devices are not functioning, there could be a problem
with the network.
5. Replace the motherboard.
1. Check and reseat the printer interface cable between the im-
agePRESS Server and the printer.
2. Power off/on the printer.
3. Replace the printer interface cable.
1. Make sure that the printer is powered on and ready to print.
2. Check the printer touch panel for indications or messages
about the printer status.
1. Make sure that the imagePRESS Server LED is lit. If not, press
the power switch to turn on the imagePRESS Server.
2. Power off/on the printer.
NOTE:
Power off the printer using the main power switch on the
front.
3. Make sure the network and scanning options are available
from the printer touch panel.
4. Check again that the printer interface cable is present and
properly connected to the imagePRESS Server and the print-
er.
5. Check again that the printer interface board is present and
properly connected to the motherboard.
6. Replace the printer interface cable.
7. Replace the printer interface board.
8. If the problem persists, you may need to service the printer.
Reinstall system software.
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5. TROUBLESHOOTING