Power Management Monitoring Battery Power To install a secondary battery The OmniBook is shipped with a floppy drive module installed in the plug-in slot. Other plug-in accessories are available, including a CD-ROM drive and secondary battery. See page 5-4 for more information about plug-in modules. 1. Slide the safety latch for the plug-in slot into its recess. 2. Slide and hold the release latch, then slide out the module. 3. Slide the secondary battery module into the plug-in slot. 4. Close the safety latch. A lower triangle appears next to the battery icon in the status panel. 4-8