Diagnostic information 2-55
5062
990.05 Service Tray2 An input option error has occurred. Go to “990.05—POST error (550-sheet input
option) service check” on page 2-111.
991.00–991.99
<device> Error
The specified device has detected an
error.
• POR the printer.
• If the error message persists, replace the
system board. See “System board removal”
on page 4-142.
Error code Description Action
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