Lexmark Monochrome Laser Administrator's Guide (1.4 MB) - Page 66

Serial Menu continued, NPA Mode, SERIAL MENU, Resource Save, Serial Buffer

Page 66 highlights

Serial Menu (continued) Menu item NPA Mode Serial Buffer * Factory default Values On Off Auto* NPA is a mode of bidirectional communication that follows the conventions defined in Network Printing Alliance Protocol, A Printer/Host Control Specification Developed by the NPA. NPA mode requires special processing of the print data. If NPA Mode is set to On, the data received must be in NPA format. If not, it is rejected as bad data. If NPA Mode is set to Off, the printer does not perform any NPA processing. If NPA Mode is set to Auto, the printer examines the data to determine the format and then processes it in either format. The NPA Mode setting in the SERIAL MENU applies only to the serial interface connection. Note: Changing the NPA Mode setting automatically resets the printer. Disabled Auto* 3K to maximum size allowed You can configure the size of the serial input "Overview of printer menus" on page 13 to meet the requirements of your system. If the limited size of the input buffer is preventing you from continuing work in your application each time you send a job to the printer, you may want to increase the buffer size. The maximum size depends on the amount of memory in your printer, the size of the other link buffers and whether the Resource Save setting is set to On or Off. To maximize the range for the Serial Buffer size, you can disable or reduce the size of the parallel, network, infrared, LocalTalk, and USB buffers. Choose Auto to let the printer calculate a buffer size proportional to the total amount of available printer memory. In most cases, Auto is the recommended setting. Note: Changing the Serial Buffer setting automatically resets the printer. Using the Operator Panel and Menus 66

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66
Using the Operator Panel and Menus
NPA Mode
On
Off
Auto*
NPA is a mode of bidirectional communication that follows the conventions defined in
Network Printing Alliance Protocol, A
Printer/Host Control Specification Developed by the NPA
. NPA mode requires special processing of the print data.
If
NPA Mode
is set to
On
, the data received must be in NPA format. If not, it is rejected as bad data. If
NPA Mode
is set to
Off
, the printer does not perform any NPA processing. If
NPA Mode
is set to
Auto
, the printer examines the data to
determine the format and then processes it in either format.
The
NPA Mode
setting in the
SERIAL MENU
applies only to the serial interface connection.
Note:
Changing the
NPA Mode
setting automatically resets the printer.
Serial Buffer
Disabled
Auto*
3K to maximum size allowed
You can configure the size of the serial input
Overview of printer menus
on page 13
to meet the requirements of your
system. If the limited size of the input buffer is preventing you from continuing work in your application each time you send a
job to the printer, you may want to increase the buffer size.
The maximum size depends on the amount of memory in your printer, the size of the other link buffers and whether the
Resource Save
setting is set to
On
or
Off
. To maximize the range for the
Serial Buffer
size, you can disable or reduce the
size of the parallel, network, infrared, LocalTalk, and USB buffers. Choose
Auto
to let the printer calculate a buffer size
proportional to the total amount of available printer memory. In most cases,
Auto
is the recommended setting.
Note:
Changing the
Serial Buffer
setting automatically resets the printer.
Serial Menu (continued)
Menu item
Values
* Factory default