Biostar B660MX-E User Manual

Chapter 2: Hardware installaon | 15
B660MX-E I B660MH-E
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 Short:
Clear CMOS data
Clear CMOS Procedures:
1. Remove AC power line.
2. Set the jumper to “Pin 1-2 short”, 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.

Biostar B660MX-E Specifications

General

Brand	Biostar
Model	B660MX-E
Category	Motherboard
Language	English