Asus Motherboard PR-DLS533 - Manual (Page 42)

2-16 Chapter 2: Hardware information
2. 32-bit PCI Ethernet controller setting (3-pin LAN_SW)
Set this jumper to pins 1-2 to enable the onboard Intel 82540EM 32-bit
Gigabit Ethernet controller to support 10/100/1000 Mbps networking, or
the Intel 82551QM Fast Ethernet controller to support 10BASE-T/
100BASE-TX networking. Set to pins 2-3 to disable the controller.
PR-DLS533
PR-DLS533 LAN_SW Setting
LAN_SW
Enable Disable
(Default)
3. PCI-X Gigabit Ethernet setting (3-pin 1G LAN_EN)
Set this jumper to pins 1-2 to enable the onboard Intel ® 82544GC
Gigabit Ethernet controller. This controller supports up to 1000MBps
data rates, and is optimized for LAN On Motherboard (LOM) designs,
enterprise networking, and devices that use PCI or PCI-X bus. Set to
pins 2-3 to disable the controller.
PR-DLS533
PR-DLS533 1G LAN Setting
1G LAN_EN
Enable Disable
(Default)