Konica Minolta magicolor 1650EN - Manual (Page 173)

Status, Error, and Service Messages 8-36
Service Messages
These messages indicate a more serious error that can only be corrected by
a customer service engineer. If one of these messages appears, turn the
printer off, then turn it on again. If the problem persists, contact your local
vendor or authorized service provider.
This service
message... means... do this...
SERVICE
CALL XXXX
An error has been detected
with the item indicated “XXXX”
in the service message. Reboot the printer. This often
clears the service message,
and printer operation can
resume.
If the problem persists, con-
tact Technical Support.