Asus ROG STRIX B250I GAMING User Guide - Page 22

Headers, Clear RTC RAM 2-pin CLRTC, RTC Battery header 2-pin BATT_CON

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Chapter 1 +3V_BAT GND 1.1.6 Headers 1. Clear RTC RAM (2-pin CLRTC) This header allows you to clear the CMOS RTC RAM data of the system setup information such as date, time, and system passwords. CLRTC PIN 1 STRIX B250I GAMING Clear RTC RAM To erase the RTC RAM: 1. Turn OFF the computer and unplug the power cord. 2. Use a metal object such as a screwdriver to short the two pins. 3. Plug the power cord and turn ON the computer. 4. Hold down the key during the boot process and enter BIOS setup to re-enter data. If the steps above do not help, remove the onboard battery and short the two pins again to clear the CMOS RTC RAM data. After clearing the CMOS, reinstall the battery. 2. RTC Battery header (2-pin BATT_CON) This header is for the lithium CMOS battery. BATT_CON PIN 1 STRIX B250I GAMING BATT_CON GND VBAT 1-8 Chapter 1: Product Introduction

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1-8
Chapter 1: Product Introduction
Chapter 1
1.1.6
Headers
1.
Clear RTC RAM (2-pin CLRTC)
This header allows you to clear the CMOS RTC RAM data of the system setup
information such as date, time, and system passwords.
To erase the RTC RAM:
1.
Turn OFF the computer and unplug the power cord.
2.
Use a metal object such as a screwdriver to short the two pins.
3.
Plug the power cord and turn ON the computer.
4.
Hold down the <
Del
> key during the boot process and enter BIOS setup to re-enter
data.
If the steps above do not help, remove the onboard battery and short the two pins again to
clear the CMOS RTC RAM data. After clearing the CMOS, reinstall the battery.
2.
RTC Battery header (2-pin BATT_CON)
This header is for the lithium CMOS battery.
STRIX B250I GAMING Clear RTC RAM
CLRTC
+3V_BAT
GND
PIN 1
STRIX B250I GAMING BATT_CON
PIN 1
GND
VBAT
BATT_CON