Lexmark MX6500 User Guide - Page 172
NPA Mode, Notes, Parallel Buffer, Job Buffering, Advanced Status, Protocol, Menu item, Description
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Understanding the printer menus 172 Menu item NPA Mode Auto On Off Parallel Buffer Auto 3KB to [maximum size allowed] Disabled Job Buffering Off On Auto Advanced Status On Off Protocol Fastbytes Standard Description Sets the scanner 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 scanner control panel and then exiting the menus causes the scanner to restart. The menu selection is then updated. Sets the size of the parallel input buffer Notes: • Auto is the factory default setting. • Disabled turns off job buffering. Any print jobs already buffered on the scanner hard disk are printed before normal processing resumes. • The parallel buffer size setting can be changed in 1‑KB increments. • The maximum size allowed depends on the amount of memory in the scanner, 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 scanner control panel and then exiting the menus causes the scanner to restart. The menu selection is then updated. Temporarily stores print jobs on the scanner hard disk before printing Notes: • Off is the factory default setting. • On buffers print jobs on the scanner hard disk. • Auto buffers print jobs only if the scanner is busy processing data from another input port. • Changing this setting from the scanner control panel and then exiting the menus causes the scanner to restart. The menu selection is then updated. Enables bidirectional communication through the parallel port Notes: • On is the factory default setting. • Off 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. • Standard tries to resolve parallel port communication problems.