Asus PRL-DLS - Manual (Page 44)

2-16 Chapter 2: Hardware information
2. Fast Ethernet setting (2 x 3-pin JLAN1, JITLLAN1)
These jumpers are set by default, pins [1-2], to enable the onboard
INTEL 82540 Fast Ethernet controller to support 10/100/1000BASE-TX
networking. Reset to pins 2-3 to disable the controller.
PRL-DLS ®
PRL-DLS Intel 82540 LAN Chip Setting
(Default)
Enable Disable
3 2 1 2
JLAN1
1. SCSI setting (2-pin JSCI1)
This jumper allows you to enable or disable the onboard SCSI feature.
Keep the jumper open if you wish to install SCSI devices. Place a cap
on the jumper to disable the onboard SCSI controller.
PRL-DLS ®
PRL-DLS LSI 1010R SCSI Chip Setting
JSCSI1
(Default)
Enable Disable
3 2 1 2
2.7.2 Jumpers