IBM 6400 - Model 008 B/W Line-matrix Printer Operator's Manual page 107

137 SHUTTLE INVALID COMMAND
SEE USER'S GUIDE
138 SHUTTLE INVALID PARAMETER
SEE USER'S GUIDE
139 SHUTTLE OVERSPEED
SEE USER'S GUIDE
990 MACHINE CHECK
998 NON-VOLATILE MEMORY FAILED
A97 GRAPHIC CHECK ERROR
PRESS STOP THEN START
BUFFER REPRINT SELECTED
ENERGY SAVER MODE ACTIVE
Operator' s Guide
status and fault messages
Fatal firmware error on the controller
board. Contact an IBM service
representative.
Fatal firmware error on the controller
board. Contact an IBM service
representative.
Fatal firmware error on the controller
board. Contact an IBM service
representative.
Host status message. No action
necessary.
Non-volatile memory fault. Contact an
IBM service representative. NOTE: You
can still print, but you cannot save
configuration changes as the NVRAM is
defective.
Printer has received a non-printable
character. Press Stop then Start.
Status message. No action necessary.
Message only appears when using Coax
SCS Mode.
Status message. Printer is in low-energy
idle state, all fans and higher voltages
are off, only +5 Vdc logic circuits are
active. No action necessary.
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