Jbat1: Clear Cmos (Reset Bios) Jumper; Jtbt1: Thunderbolt Add-On Card Connector - MSI MAG Z590 TOMAHAWK WIFI Quick Start Manual

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.
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.
46
Overview of Components
Keep Data
(default)
2
1
1 TBT_FORCE_PWR
3 TBT_CIO_PLUG_EVENT#
5 SLP_S3#_TBT
7 SLP_S5#_TBT
9 Ground
11 DG_PEWAKE#
13 TBT_RTD3_PWR_EN
15 TBT_CARD_DET_R#
Clear CMOS/
Reset BIOS
16
15
2 TBT_S0IX_ENTRY_REQ
4 TBT_S0IX_ENTRY_ACK
6 TBT_PSON_OVERRIDE_N
8 No Pin
10 SMBCLK_VSB
12 SMBDATA_VSB
14 Ground
16 PD_IRQ#