MSI MAG Z590 TOMAHAWK WIFI User Manual - Page 46

JBAT1: Clear CMOS (Reset BIOS) Jumper, JTBT1: Thunderbolt Add-on Card Connector

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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 jumpers 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. JTBT1: Thunderbolt Add-on Card Connector This connector allows you to connect the add-on Thunderbolt I/O card. 2 16 1 15 1 TBT_FORCE_PWR 2 3 TBT_CIO_PLUG_EVENT# 4 5 SLP_S3#_TBT 6 7 SLP_S5#_TBT 8 9 Ground 10 11 DG_PEWAKE# 12 13 TBT_RTD3_PWR_EN 14 15 TBT_CARD_DET_R# 16 TBT_S0IX_ENTRY_REQ TBT_S0IX_ENTRY_ACK TBT_PSON_OVERRIDE_N No Pin SMBCLK_VSB SMBDATA_VSB Ground PD_IRQ# 46 Overview of Components

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46
Overview of Components
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 jumpers 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.
JTBT1: Thunderbolt Add-on Card Connector
This connector allows you to connect the add-on Thunderbolt I/O card.
1
2
16
15
1
TBT_FORCE_PWR
2
TBT_S0IX_ENTRY_REQ
3
TBT_CIO_PLUG_EVENT#
4
TBT_S0IX_ENTRY_ACK
5
SLP_S3#_TBT
6
TBT_PSON_OVERRIDE_N
7
SLP_S5#_TBT
8
No Pin
9
Ground
10
SMBCLK_VSB
11
DG_PEWAKE#
12
SMBDATA_VSB
13
TBT_RTD3_PWR_EN
14
Ground
15
TBT_CARD_DET_R#
16
PD_IRQ#