Epson Stylus Pro 4900/Epson Stylus Pro 4910 Revision A
TROUBLE SHOOTING Printer does not Operate 88
Confidential
Problems on network environment:
Printing unavailable/Printer status not
displayable
Network communication unavailable
Start the Service Program “USB Port and Network
Communication Check” and check if network
communication is available.
Any problems on network communication?
If there are any problems, check the following.
Wrong LAN cable. Using crossing cable? Use straight cable.
LAN cable not plugged in firmly
LAN cable damaged
LAN cable plugged in firmly?
LAN cable damaged?
LAN cable twisted or have something on?
Plug in the LAN cable firmly.
Replace LAN cable.
LAN connector damaged LAN connector is damaged or distorted? If so, replace the broken Network Board.
Incorrect MAC address.
Check the current MAC address setting with Service
Program. (See P.388)
Correct MAC address set?
Set the correct MAC address.
IP address changed
Product name for this printer displayed on computer's port
setting screen?
Set the port to the new IP address.
EPW network module not installed EPW network module installed? Install EPW network module.
Problem on the Network Board
connection
Network Board and Main Board connected properly?
(CN700, CN701)
Anything abnormal?
Reconnect the connector.
If none of the remedies above helps,
there is a problem on the Network
Board.
--- Replace the Network Board. (See P.155)
Power LED on but does not operate.
Printing is paused
Pooled jobs
Check the print job status from computer.
Any paused jobs?
Resume or delete any paused jobs.
Printer does not turn off
Problem on the Network Board
connection
The Network Board and Main Board connected properly?
(CN700, CN701)
Anything abnormal?
Reconnect the connector.
If none of the remedies above helps, There is a problem on Main Board. --- Replace Main Board. (See P.152)
Table 2-5. Printer does not Operate
Symptom Cause Check Item Remedy
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