Cmos Rtc & Isa Cfg Cmos Sram; Speaker Connector Installation; Hardware Reset Switch Connector Installation; Power Led Connector Installation - Gigabyte GA-686LX3 Manual

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The CPU is a sensitive electric component and it can be easily

damaged by static electricity, so users must keep it away from

metal surface when the CPU is installed onto mainboard.

3.6. CMOS RTC & ISA CFG CMOS SRAM

The mainboard contains RTC & CMOS SRAM on board. They have a power

supply from external battery to keep the DATA inviolate & effective. The RTC

is a REAL-TIME CLOCK device, which provides the DATE & TIME to system.

The CMOS SRAM is used for keeping the information of system

configuration, so the system can automatically boot OS every time. Since

the lifetime of internal battery is 5 years, the user can change a new Battery

to replace old one when it has consumed.

MDanger of explosion if battery is incorrectly replaced.

MReplace only with the same or equivalent type recommended by the

manufacturer.

MDispose of used batteries according to the manufacturer's instructions.

There is a speaker in AT system for sound purpose. The 4 - Pins connector

SPK is used to connect speaker.

The RESET switch on panel provides users with HARDWARE RESET

function. The system will do a cold start after the RESET switch is pushed

and released by user. The RESET switch is a 2 PINS connector and should

be installed to RST on mainboard.

System has power LED lamp on the panel of case. The power LED will light

on off or flash to indicate which step on the system. The connector should be

connected to PWR of mainboard in correct direction.

Hardware Installation

3-6

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