MSI Understanding Clear CMOS Jumper and USB Power Jumper Settings on Motherboards

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English

JBAT1: Clear CMOS Jumper

There is CMOS RAM onboard that is external powered from a battery located on the motherboard to save system configuration data. With the CMOS RAM, the system can automatically boot into the operating system (OS) every time it is turned on. If you want to clear the system configuration, set the jumpers to clear the CMOS RAM.

1

1

Keep Data

Clear Data

Important

You can clear the CMOS RAM by shorting this jumper while the system is off. Afterwards, open the jumper . Do not clear the CMOS RAM while the system is on because it will damage the motherboard.

JUSB_PW1, JUSB_PW2: USB Power Jumper

This jumper allows you to enable/ disable the “Wakeup from S3/S4/S5 by USB and PS/2 device” function.

JUSB_PW1

1

1

 

 

Enabled

Disabled (Default)

JUSB_PW2

1

1

 

Enabled

Disabled (Default)

Important

If you set the jumper to Enabled, the power supply must be able to provide at least 2A currents.

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Contents English LayoutUSB Motherboard SpecificationsCPU LANBios Uefi AMI Bios Optional Specifications H81M-E33/ H87M-E33/ B85M-E33 LAN LED IndicatorBack Panel H81M-P33/ H87M-P33/ B85M-P33CPU & Heatsink Installation Video DemonstrationEnglish Memory Installation JCOM1 Serial Port Connector Internal ConnectorsJPWR1~2 ATX Power Connectors JPWR1SATA1~4 Sata Connectors JCI1 Chassis Intrusion ConnectorSYSFAN2 CPUFAN,SYSFAN1~2 Fan Power ConnectorsCPUFAN/ SYSFAN1 JFP1 JFP1, JFP2 System Panel ConnectorsJUSB1~2 USB 2.0 Expansion Connectors JFP2JAUD1 Front Panel Audio Connector JTPM1 TPM Module ConnectorJUSBPW1 JUSBPW1, JUSBPW2 USB Power JumperJBAT1 Clear Cmos Jumper JUSBPW2PCIE1~2 PCIe Expansion Slots Bios Setup Entering Bios SetupOverview OC MenuEnglish English Your overclocked processor to lock up English English