J24,J25: Cd-Rom Audio In Connector; J26: Chassis Fan Power Connectors; J27: Cpu Fan Power Connectors; J28: Reset Switch - TMC LI7WM User Manual

Chapter 6 BIOS and System Setup

5.20 J24, J25: CD-ROM Audio In Connectors

J25 and J26 are the onboard CD-ROM audio in connectors. Below are
their pin assignments.
1
Signal Name
Ground
Left
Ground
Right

5.21 J26: Chassis Fan Power Connector

J26 is a 3-pin header for the chassis fan power connector. The fan must
be a 12V fan.
1

5.22 J27: CPU Fan Power Connector

J27 is a 3-pin header for the CPU fan power connector. The fan must be
a 12V fan.
1

5.23 J28: Reset Switch

The reset switch allows the user to reset the system without turning the
main power switch off and then on again.
30
2 3 4
J25
Pin #
1
2
3
4
2 3
2 3
1 2 3 4
J24
Pin # Signal Name
1 Right
2 Ground
3 Ground
4 Left
Pin # Signal Name
1 Rotation
2 +12V
3 Ground
Pin # Signal Name
1 Rotation
2 +12V
3 Ground
LI7WM User's Manual