HP 4550 Service Manual - Page 282

I/O Menu The I/O Menu allows you to make changes to printer interface settings. The following table lists the selections that appear for each item in this menu. Table 7-19 HP Color LaserJet 4500 I/O Menu settings Menu Item Values Description I/O TIMEOUT I/O BUFFER I/O BUFFER SIZE1 PARALLEL HIGH SPEED PARALLEL ADV FUNCTIONS 5 to 300 SECONDS (default: 15) AUTO* OFF ON nnnnnnK (default: 100K) YES* NO ON* OFF Amount of time the printer waits to receive data before switching to another port. Allocates memory to I/O ports. Amount of memory allocated to the I/O ports. Allows faster parallel communications supported by newer computers. Turns bidirectional parallel communication on and off. *Denotes default setting 1Only appears if I/O BUFFER is ON Table 7-20 HP Color LaserJet 4550 I/O Menu settings Menu Item Values Description PARALLEL HIGH SPEED YES* NO Allows faster parallel communications supported by newer computers EIO Menu If an Enhanced Input Output (EIO) card (for example, an HP JetDirect Print Server) has been installed in the printer, an additional menu is available. This additional menu provides a way to configure the EIO accessory and to adjust network interface settings. For information about HP JetDirect EIO menus, see the HP JetDirect Print Server Software Installation Guide. This guide is included with the HP Color LaserJet 4500N and 4500DN printers and the 4550N, 4550DN and 4550HDN printers, and is also available through HP Direct. (See Appendix D in the online user guide for ordering information.) 280 Troubleshooting C7085-90921