
ACCEL-7450
Diagnostic Test Functions
Printer Alignment Functions
SENSOR &
GAP MOTOR
OUTPUT
Power-up while pressing ALT + MENU keys together. LCD will display the
following:
L.EG ~ left paper edge sensor value (sensor is located on head carrier)
R.EG ~ right paper edge sensor value (sensor is located on head carrier)
PS ~ cut-sheet media sensor value (sensor is located above paper tray)
GAP ~ position (number of steps from HOME to PLATEN)
NOTE: the above values are dynamic and update with changing paper or
printing.
Power-up while pressing EJECT/LOAD + TEAR OFF + LF keys together.
The printer will begin gap testing continuously. Approximately, every 4-
seconds a new Gap operation is performed. The current and historic values
are displayed as follows:
MIN ~ smallest print gap distance recorded
MAX ~ largest print gap distance recorded
CUR ~ most recent print gap distance
TOTAL ~ number of print gaps performed
MISS ~ number of times print gap was not within tolerance
Power-up normally. Press ONLINE to take the printer offline. Press and hold
the ENTER key for five (5) seconds. The LCD will display the following:
IN ~ number of bytes received from USB port
OUT ~ number of bytes retrieved from buffer and currently printed
Power-up while pressing LF key. LCD will display INITIALIZING… CUT
SHEET / ASCII TEST. Press ONLINE and SPEED key to change print
speed. Press ONLINE to resume printing.
Power-up while pressing SPEED key. LCD will display INITIALIZING… HEX
DUMP.
Power-up while pressing TEAR OFF key. LCD will display INITIALIZING…
CUT SHEET / H PRINT
Power-up while pressing HIGH IMPACT key. LCD will display
INITIALIZING… CUT SHEET / PIN TEST
Power-up while pressing LF + RLF keys together. LCD will display the
following:
HEAD GAP ADJ DW, numeric value (larger number/less gap)
HEAD GAP ADJ UP, numeric value (larger number/greater gap)
Power-up while pressing TEAR OFF + LF + RLF keys together. LCD will
display the following:
HEAD GAP ADJ MUL, numeric value (larger number/greater gap)
PRINT
REGISTRATION
ADJUSTMENT
Power-up while pressing ENTER + RLF keys together. LCD will display the
following:
HORIZONTAL DOT ADJUSTMENT, Mode 0~4.
Press TEAR OFF key 6-seconds. LCD will display the following:
LF – INC (INCREASE) advances the paper further outside printer
RLF – DEC (DECREASE) retracts the paper inside printer
ETNTER – saves setting
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