xi4 Options4.1 External Monitor.................................................................................... 4-24.2 External Keyboard................................................................................. 4-34.3 External Keypad.................................................................................... 4-44.4 External Pointing Device ....................................................................... 4-54.5 Printer ................................................................................................... 4-64.6 Audio Devices....................................................................................... 4-74.7 PC Cards .............................................................................................. 4-74.8 Miscellaneous Options .......................................................................... 4-84.8.1 Additional Power Packs ............................................................ 4-84.8.2 Cables .................................................................................... 4-124.9 Key Component Upgrades .................................................................. 4-144.9.1 Memory Upgrade.................................................................... 4-144.9.2 Hard Disk Upgrade ................................................................. 4-165 Software5.1 System Software................................................................................... 5-25.2 Sleep Manager...................................................................................... 5-35.2.1 Accessing the Sleep Manager................................................... 5-35.2.2 Sleep Manager Functions ......................................................... 5-65.2.3 Running Sleep Manager ........................................................... 5-95.2.4 Sleep Manager Troubleshooting Tips...................................... 5-105.2.5 Uninstalling Sleep Manager .................................................... 5-11