Lexmark 654dn User's Guide - Page 117
NPA Mode, Parallel Buffer, Job Buffering, Advanced Status, Protocol
UPC - 734646315906
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Menu item NPA Mode On Off Auto Parallel Buffer Disabled Auto 3K to Job Buffering Off On Auto Advanced Status On Off Protocol Standard Fastbytes Description Sets the printer to perform the special processing required for bidirectional communication following the conventions defined by the NPA protocol Notes: • Auto is the factory default setting. • Changing this setting from the printer control panel and then exiting the menus causes the printer to restart. The menu selection is updated. Sets the size of the parallel 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 parallel 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 Parallel Buffer, disable or reduce the size of the USB, serial, and network buffers. • Changing this setting from the printer 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 printer 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 printer control panel and then exiting the menus causes the printer to restart. The menu selection is updated. Enables bidirectional communication through the parallel port Notes: • On is the factory default setting. • The Off setting disables parallel port negotiation. Specifies the parallel port protocol Notes: • Fastbytes is the factory default setting. It provides compatibility with most existing parallel ports and is the recommended setting. • The Standard setting tries to resolve parallel port communication problems. Understanding printer menus 117