System Board External Port Connectors; System Board Jumpers And Switches - IBM xSeries 220 Hardware Maintenance Manual

System board external port connectors

The following illustration identifies system-board connectors for external devices.
Keyboard/Mouse
USB
Serial A
Parallel
Serial B
Ethernet
Video
Note: For information on adding external SCSI devices to the server, see "SCSI
cabling requirements" on page 91.

System board jumpers and switches

The following illustration identifies the jumpers and switches on the system board.
System board jumper blocks
Any jumper blocks on the system board that are not shown in the illustration are
reserved. For normal operation of the system, no jumpers should be installed on any
of the jumper blocks. See "Recovering BIOS" on page 16 for information about the
flash ROM page-swap jumper.
System board switch block
Switch block
Flash ROM
page-swap
jumper (J38)
Installing options
57