User’s Manual

10. Air vents. These vents allow air ventilation.
DO NOT block the air vents on the chassis. Always provide proper ventilation for your computer.
11. Expansion slot brackets. Remove the expansion slot bracket when installing an expansion
card.
• PCIEX16_1 slot supports graphics cards and storage devices only while other PCIE slots
support storage devices and other PCIe devices.
• Install the primary graphics card in PCIEX16_1 if you use two graphics cards.
PCIEX1_1
PCIEX16_2
PCIEX1_2
PCIEX16_1
• Refer to Installing a graphics card in your computer for detailed instructions.
12. Parallel port (optional). This 25-pin port connects a parallel printer, a scanner, or other
devices.
13. LAN (RJ-45) port. This port allows Gigabit connection to a Local Area Network (LAN)
through a network hub.
LAN port LED indications
Activity/Link LED Speed LED
Status Description Status Description
OFF No link OFF 10Mbps connection
ORANGE Linked ORANGE 100Mbps connection
BLINKING Data activity GREEN 1Gbps connection
LAN port
SPEED LED
ACT/LINK LED
14. Serial port (optional). This 9-pin COM port is for pointing devices or other serial devices.
9. Power connector. Plug the power cord to this connector.
RATING: • 115/230Vac, 50/60Hz, 4/2A (Global)
• 220Vac, 50Hz, 2A (Chinese Mainland)
• 115Vac, 60Hz, 4A (Taiwan)
• 115/230Vac, 50/60Hz, 4/2A (JP+KR)
ASUS Desktop PC 23
ENGLISH
ENGLISH