Biostar Z270GTN Версия 5.x [14/79] Jumper switch setting

14 | Chapter 2: Hardware installaon

2.6 Jumper & Switch Setting

The illustraon shows how to set up jumpers. When the jumper cap is placed on pins, the

jumper is “close”, if not, that means the jumper is “open”.

Pin opened Pin closed Pin 1-2 closed

JCMOS1: Clear CMOS Jumper

The jumper allows users to restore the BIOS safe seng and the CMOS data. Please carefully

follow the procedures to avoid damaging the motherboard.

Pin 1-2 Open: Normal Operaon (Default)

Pin 1-2 Close: Clear CMOS data

Clear CMOS Procedures:

1. Remove AC power line.

2. Set the jumper to “Pin 1-2 close”, you can use a metal object like a screwdriver to touch

the two pins.

3. Wait for ve seconds.

4. Aer clearing the CMOS values, be sure the jumper is “Pin 1-2 open”.

5. Power on the AC.

6. Load Opmal Defaults and save sengs in CMOS.

2.7 Headers & Connectors

PCIE-U1: U.2 Connector

• The U.2 connector supports PCIe 3.0 x4 NVM express storage.

• Support Intel® Optane Technology.



pleaseremoveU.2connectortopcasebeforeusingit.