List Of Messages
79
SF ERROR
Structured Field Error.
Application software has
violated structured data field
parameters.
Not a printer problem. Have the
system administrator correct
applications data or configuration.
SHUT DRVR CIR*
See Manual
The shuttle driver circuit on
the controller board is
drawing too much current.
1. Power down the printer. Remove
the paper path or pedestal top
cover to gain access to the card
cage. Make sure the shuttle data
and power cables are
undamaged and have good
connections at the shuttle and the
controller board.
2. Power on the printer. If the
message appears, replace the
controller board. Record the
message and return it with the
defective board.
3. Power on the printer. If the
message appears, replace the
shuttle frame assembly.
SHUTL INV CMD*
Shuttle Invalid Command.
Firmware error on the
controller board.
1. Cycle power. Run the print job
again. If the message appears,
download the emulation software
again.
2. Cycle power. Run the print job
again. If the message appears,
replace the controller board.
Record the message and return it
with defective board.
SHUTL INV PARM*
Shuttle Invalid Parameter.
Firmware error on the
controller board.
1. Cycle power. Run the print job
again. If the message appears,
download the emulation software
again.
2. Cycle power. Run the print job
again. If the message appears,
replace the controller board.
Record the message and return it
with defective board.
SHUTL OVR SPEED* The shuttle is oscillating too
rapidly.
Adjust the gap between the MPU and
the shuttle motor flywheel to 0.010 ±
0.001 inch (0.254 ± 0.025 mm). (See
page 238.)
Table 2. Message List
Message Explanation Solution
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