MSI Z270-A PRO User Manual - Page 34

JTPM1: TPM Module Connector, JBAT1: Clear CMOS (Reset BIOS) Jumper, Resetting BIOS to default values - manual

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JTPM1: TPM Module Connector This connector is for TPM (Trusted Platform Module). Please refer to the TPM security platform manual for more details and usages. 2 14 1 13 1 LPC Clock 2 3V Standby power 3 LPC Reset 4 5 LPC address & data pin0 6 3.3V Power Serial IRQ 7 LPC address & data pin1 8 9 LPC address & data pin2 10 5V Power No Pin 11 LPC address & data pin3 12 13 LPC Frame 14 Ground Ground JBAT1: Clear CMOS (Reset BIOS) Jumper There is CMOS memory onboard that is external powered from a battery located on the motherboard to save system configuration data. If you want to clear the system configuration, set the jumper to clear the CMOS memory. Keep Data (default) Clear CMOS/ Reset BIOS Resetting BIOS to default values 1. Power off the computer and unplug the power cord 2. Use a jumper cap to short JBAT1 for about 5-10 seconds. 3. Remove the jumper cap from JBAT1. 4. Plug the power cord and power on the computer. 34 Overview of Components

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34
Overview of Components
1
2
14
13
1
LPC Clock
2
3V Standby power
3
LPC Reset
4
3.3V Power
5
LPC address & data pin0
6
Serial IRQ
7
LPC address & data pin1
8
5V Power
9
LPC address & data pin2
10
No Pin
11
LPC address & data pin3
12
Ground
13
LPC Frame
14
Ground
JTPM1: TPM Module Connector
This connector is for TPM (Trusted Platform Module). Please refer to the TPM security
platform manual for more details and usages.
JBAT1: Clear CMOS (Reset BIOS) Jumper
There is CMOS memory onboard that is external powered from a battery located on
the motherboard to save system configuration data. If you want to clear the system
configuration, set the jumper to clear the CMOS memory.
Keep Data
(default)
Clear CMOS/
Reset BIOS
Resetting BIOS to default values
1.
Power off the computer and unplug the power cord
2.
Use a jumper cap to short
JBAT1
for about 5-10 seconds.
3.
Remove the jumper cap from JBAT1.
4.
Plug the power cord and power on the computer.