Asus H110S2/CSM User Guide - Page 9

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 key during the boot process and enter BIOS setup to re-enter data. +3V_BAT GND CLRTC PIN 1 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. CPU and chassis fan connectors (4-pin CPU_FAN, 4-pin CHA_FAN ) Connect the fan cables to the fan connectors on the motherboard, ensuring that the black wire of each cable matches the ground pin of the connector. Do not forget to connect the fan cables to the fan connectors. Insufficient air flow inside the system may damage the motherboard components. These are not jumpers! Do not place jumper caps on the fan connectors! The CPU_FAN connector supports a CPU fan of maximum 1A (12 W) fan power. Intel® LGA1151 CPU socket Install Intel® LGA1151 CPU into this surface mount LGA1151 socket, which is designed for 6th Generation Intel® Core™ i7 / i5 / i3, Pentium®, and Celeron® processors For more details, refer to Central Processing Unit (CPU). DDR4 SO-DIMM slots Install 2 GB, 4 GB, 8 GB, and 16 GB non-ECC un-buffered DDR4 SO-DIMMs into these DIMM sockets. M.2 SSD 2280 connector This socket allows you to install an M.2 (NGFF) SSD 2280 module. SATA power connector (15-pin SATA_PWRCON) This connector is for the SATA power cable. The power cable plug is designed to fit this connector in only one orientation. Find the proper orientation and push down firmly until the connector completely fit. To provide power to your SATA device, connect the SATA power cable to this connector Chapter 1: Product introduction 1-2