Menu item

Serial Buffer

Disabled Auto

3k to <maximum size allowed>

Job Buffering

Off

On

Auto

Serial Protocol

DTR

DTR/DSR

XON/XOFF

XON/XOFF/DTR

XONXOFF/DTRDSR

Robust XON

On

Off

Description

Sets the size of the serial input buffer

Notes:

•Auto is the factory default setting.

•The Disabled setting turns off job buffering. Any jobs already buffered on the disk are printed before normal processing is resumed.

•The serial buffer size setting can be changed in 1k increments.

•The maximum size allowed depends on the amount of memory in the printer, the size of the other link buffers, and whether Resource Save is set to On or Off.

•To increase the maximum size range for the Serial Buffer, disable or reduce the size of the parallel, serial, and network buffers.

•Changing this setting from the control panel and then exiting the menus causes the printer to restart. The menu selection is updated.

Temporarily stores jobs on the printer hard disk before printing

Notes:

•Off is the factory default setting.

•The Off setting does not buffer print jobs to the hard disk.

•The On setting buffers jobs on the printer hard disk.

•The Auto setting buffers print jobs only if the printer is busy processing data from another input port.

•Changing this setting from the control panel and then exiting the menus causes the printer to restart. The menu selection is updated.

Selects the hardware and software handshaking settings for the serial port

Notes:

•DTR is the factory default setting.

•DTR/DSR is a hardware handshaking setting.

•XON/XOFF is a software handshaking setting.

•XON/XOFF/DTR and XON/XOFF/DTR/DSR are combined hardware and software handshaking settings.

Determines whether or not the printer communicates availability to the computer

Notes:

•Off is the factory default setting.

•This menu item applies only to the serial port if Serial Protocol is set to XON/XOFF.

Understanding printer menus

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Lexmark MS00859, MS00853, MS00850, MS00855 manual 168, Serial Buffer, Serial Protocol, Robust XON
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MS00855, MS00850, MS00859, MS00853 specifications

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