MSI MPower Z97 - JUSB3~4: USB 3.0 Expansion Connectors; JCI1: Chassis Intrusion Connector

Chapter 1
1-24
Getting Started
JUSB3~4: USB 3.0 Expansion Connectors
The USB 3.0 port is backwards compatible with USB 2.0 devices. It supports data
transfer rates up to 5Gbits/s (SuperSpeed).
5.USB3_TX_C_DN
4.Ground
3.USB3_RX_DP
2.USB3_RX_DN
1.Power
10.Ground
9. +USB2.0
8. -USB2.0
7.Ground
6.USB3_TX_C_DP
20.No Pin
19.Power
18.USB3_RX_DN
17.USB3_RX_DP
16.Ground
15.USB3_TX_C_DN
14.USB3_TX_C_DP
13.Ground
12.USB2.0 -
11. +
USB2.0
Important
 Note that the VCC and GND pins must be connected correctly to avoid possible
damage.
 To use a USB 3.0 device, you must connect the device to a USB 3.0 port through
an optional USB 3.0 compliant cable.
JCI1: Chassis Intrusion Connector
This connector connects to the chassis intrusion switch cable. If the computer case is
opened, the chassis intrusion mechanism will be activated. The system will record this
󰘱
enter the BIOS utility and clear the record.
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