
9
JP4
3-pin
LAN Select
On Board LAN
2-3: Disabled
1-2: Enabled
JP4
1
JP1
–
Enables you to clear the BIOS. Refer to the following in-
structions:
1. Turn the system off.
2. Remove all ATX power connectors (including ATX1).
3. Short pins 1 and 2 o n JP1.
4. Return the jumper to the normal setting.
5. Plug in all ATX power connectors.
JP3
–
Enables you to prevent the BIOS from being updated
(flashed). Open the jumper if you are going to update your
BIOS. After updating the BIOS, short the jumper to protect
the BIOS from being flashed.
JP4
–
Use this jumper to enable or disable built-in LAN network
adapter.