IBM 2251 Computer Hardware User Manual


 
v Standard mouse port
v Standard keyboard port
v 15-pin monitor port
v Three audio connectors (line/headphone out, line in, and microphone)
v Joystick/MIDI connectors (some models)
Expansion
v Drive bays: 4
v PCI expansion slots: 3
v One AGP expansion slot
Power
v 155 W power supply with manual voltage selection switch
v Automatic 50/60 Hz input frequency switching
v Advanced Power Management support
v Advance Configuration and Power Interface (ACPI) support
Security features
v Power-on and administrator passwords
v Cover keylock
v Support for the addition of a U-bolt and lockable cable
v Startup sequence control
v Startup without diskette drive, keyboard, or mouse
v Unattended start mode
v Diskette and hard disk I/O control
v Serial and parallel port I/O control
v Security profile by device
IBM preinstalled software
This computer might come with preinstalled software. If so, an operating system,
device drivers to support built-in features, and other support programs are
included.
Operating systems (supported)
v Microsoft
«
Windows
«
2000 Professional
v Microsoft Windows NT
«
Workstation Version 4.0 with Service Pack 6
v Microsoft Windows 98 SE
v Microsoft Millenium
Operating systems (tested for compatibility)
1
v Microsoft Windows 95
v DOS 2000
v SCO OpenServer 5.0.2 and later
v IBM OS/2
«
Warp Connect 3.0
v IBM OS/2 Warp 4.0
v IBM OS/2 LAN Server 3.0 and 4.0
v Linux: Red hat, Caldera, SuSE., and Pacific High Tech
v Sun Solaris 2.5.1 or later
v Novell NetWare Versions 3.2, 4.11, 5.0
1. The operating systems listed here are being tested for compatibility at the time this publication goes to press. Additional
operating systems might be identified by IBM as compatible with your computer following the publication of this booklet.
Corrections and additions to this list are subject to change. To determine if an operating system has been tested for compatibility,
check the Web site of the operating system vendor.
4 Hardware Maintenance Manual