Specifications

Using the Control Panel
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Bi-D
Enables or disables bidirectional communication.
Buffer Size
Determines the amount of memory to be used for receiving data
and printing data. If set to Maximum, more memory is allocated for
receiving data. If set to Minimum, more memory is allocated for
printing data. The factory default setting is Normal.
Note:
❏ After changing these settings, reset the printer to make the new
settings effective. To reset the printer, Press the Alt and Reset
buttons simultaneously until Reset All appears on theLCD panel.
Alternatively, turn off the printer, then after 5 seconds, turn it back
on.
❏ Resetting the printer erases all print jobs. Make sure the On Line
light is not blinking when you reboot the printer.