Lenovo 6234A1U User Manual - Page 10
System management features, Input/Output I/O features, Expansion, Power, Security features - support
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2 User Guide System management features v Ability to store power-on self-test (POST) hardware test results v Automatic power-on startup v Preboot Execution Environment (PXE) v Remote Administration v System Management (SM) Basic Input/Output System (BIOS) and SM software v Wake on LAN v Wake on Ring (in the Setup Utility program, this feature is called Serial Port Ring Detect for an external modem) Input/Output (I/O) features v 9-pin serial port (one standard and one optional) v Ethernet connector v One standard 25-pin parallel port v Six USB connectors (two on the front panel and four on the rear panel) v Standard keyboard connector v Standard mouse connector v Three audio connectors (audio line-in connector, audio line-out connector, and microphone connector) on the rear panel v Two audio connectors (microphone connector and headphone connector) on the front panel v VGA monitor connector Expansion v One card reader (some models) v One hard disk drive bay v One optical drive bay v One PCI card slot v One PCI Express x16 graphics card slot Power v 280-watt auto-sensing power supply v Advanced Configuration and Power Interface (ACPI) support Security features v Computrace v Cover presence switch (also called intrusion switch, some models) v Hard disk drive password v Keyboard with fingerprint reader (some models) v Power-On Password (POP) and Administrator Password for BIOS access v Serial and parallel port I/O control v Startup sequence control v Startup without diskette drive, keyboard, or mouse v Support for the addition of an integrated cable lock (Kensington lock) v Support to enable or disable a device v USB switch on/off