TYAN TOMCAT N3400B Manual page 17

J24/J27: Front Panel USB2.0 Connectors
9 1
10 2
J25: Front Panel LAN1/LAN2 ID LED Headers
2 12
1 11
JP5: Clear CMOS Jumper
1 3
Normal
(Default)
3
1
Clear
Signal
USB PWR
USB1-
USB1+
GND
_
Use these headers to connect to the USB devices
via the enclosed USB cable.
J24: USB3, J27: USB4
Signal
LAN1 LED+
LAN2 LED+
NC
IDLED+
ID S/W+
NC
Use these headers to connect the front panel dual color
LEDs to indicate the speed of LAN1, LAN2 and ID LED.
Use this jumper when you forgot your system/setup
password or need to clear system BIOS setting.
How to clear the CMOS data
Power off system and disconnect power
-
supply from AC source
Use jumper cap to close Pin_2 and 3 for
-
several seconds to Clear CMOS
Replace jumper cap to close Pin_1 and 2
-
Reconnect power supply to AC source
Power on system
17
Pin Pin Signal
1 2 USB PWR
3 4 USB2-
5 6 USB2+
7 8 GND
9 10 GND
Pin Pin
1 2 LAN1 LED-
3 4 LAN2 LED-
5 6
7 8
9 10
11 12
Signal
NC
IDLED-
ID S/W-
_