HP — HP OmniBook 5500CS/CT PC Familiarization Guide, F1320-90028

Center Bay Modules w Floppy Disk Drive: Internal 3.5 inch, 1.44-MB flexible disk drive is standard on all models. The flexible disk drive can be easily removed by the user and replaced with an additional battery pack to double battery life or with CD ROM Module. The Floppy Disk Drive Modeul has a built in cable that allows the module to be used externally (through the parallel port) as well. This allows the Floppy Disk Drive and the CD ROM to be used at simultaneously. Manufacturer: Teac w CD ROM Internal 4X CD ROM, IDE (ATAPI standard). Unlike the Floppy Disk Drive Module, the CD ROM Module can not be used externally. Manufacturer: Toshiba Specs: Transfer Rate:

600K sustained (Burst 8.ssMB/s - Mode3) Buffer: 128K Access: 200ms Seek: 170ms Modes: CDROM (Mode 1&2), Photo CD, CD Plus, CDXA, CD-I, Multisession w LiIon Battery Module The large LiIon Battery Module has 150% of the capacity of the standard LiIon battery. It installs in the center bay. This module is approved as a component by UL, CSA, and TUV.

w 9-pin, 115,000-b/s RS-232 port, UART 16550 Built-in I/O w 25 pin bi-directional ECP, EPP, and external FDD autosense parallel port w SVGA out (up to 1024 x 768 x 256 colors) with simultaneous viewing VGA out (640 x 480 x 16M colors) w Fast-IR-IRDA compliant @ 4 Mbps w Expansion Bus Connector for connecting to the docking station (includes PCI, AT bus and multimedia signals. w 2 NTSC/PAL ports: 1 RCA, 1 S-Video w Keyboard/mouse port w Microphone port w Headphone/stereo-out port w Stereo-in port 11