Epson Stylus Pro 4900/Epson Stylus Pro 4910 Revision A
TROUBLE SHOOTING Remedies for Service Call Error 73
Confidential
Note *: When replacing these parts, collect and send them to SEIKO EPSON CORPORATION to request error analysis (See P.48).
3000
AC shut-off
The AC power has been shut off due to a power failure,
unplugged, Power Supply Board failure, or Main Board failure
or the like.
Check if the Power cable is correctly connected.
1. Replace the Power Supply
Board. (See P.159)
2. Replace the Main Board. (See
P.152)
Dxxy
Service call for FW
debugging
This is an error for debugging in the design stage. However, it
may occur due to unexpected reasons such as external noises.
Turn the power off once and turn it back on to check if the
printer recovers from the error. (Ignore it if the error does not
occur again).
1. Re-install the firmware. (See
P.307)
2. Replace the Main Board. (See
P.152)
Fxxx
CPU related service
call
The firmware has a defect.
The Main Board is broken.
Check if the installed firmware supports this printer.
1. Re-install the firmware. (See
P.307)
2. Replace the Main Board. (See
P.152)
Code Error Name Cause Check Item Remedy
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