2-36 Service Manual
5026
983.00–983.99
<device>
Communications Error
Invalid command parameter by
specified device.
• POR the printer.
• If the error message persists, replace the
system board. See “System board removal”
on page 4-153.
984.00–984.99
<device>
Communications Error
Invalid command parameter by
specified device.
• POR the printer.
• If the error message persists, replace the
system board. See “System board removal”
on page 4-153.
990.00—990.29
Option Error
Contact your next level of support.
991.00–991.29
<device> Error
Specified device has detected an
error.
• POR the printer.
• If the error message persists, replace the
system board. See “System board removal”
on page 4-153.
1565 Emul Error Load
Emul Option
In IRs
The DLE version contained in the firmware card will not function with the printer code. The
message automatically clears in 30 seconds and the DLE is disabled. Download the correct
version of the DLE.
Error code Description Action