TMC LI6BM, User Manual, Page: 31 / 113

Chapter 5 Installation
LI6BM User’s Manual 27
5.15 J16: Chassis Fan Power Connector
J16 is a 3-pin header for the chassis fan power connector. The fan must be
a 12V fan.
Pin # Signal Name
1 Rotation
2 +12V
1 2 3
3 Ground
5.16 J17: BL21PI Riser Card Connector
J17 is a slot connector for the BL21PI riser card that comes with the
LI6BM motherboard. The riser card comes with two PCI and one ISA
slots.
5.17 J18: IrDA Connector
This connector is used for an IrDA connector that supports infrared
wireless communication.
Pin # Signal Name
1 +5V
2 No
connect
3 Ir RX
4 Ground
+5V IRRX IRTX
N.C. GND
5 Ir TX
5.18 J19: Front Bezel Connectors
The front bezel of the case has a control panel that provides light
indication of the computer activities and switches to change the computer
status. J19 is an 8-pin header that provides the interfaces.
Pin # Signal Name
1
+5V
2
Ground
3
5VSB
4
LAN Active LED
5
+5V
6
IDE LED
7
Ground
8
Power Button