Chapter 2 Installations
20
CI5TTV User’s Manual
J1: Front Bezel Connector
The front bezel of the case has a control panel which provides light
indication of the computer activities and switches to change the computer
status. J1 is a 20-pin header that provides interfaces for the following
functions.
Hard Disk Drive LED
Reset
Switch
Turbo LED Connector
Not Defined
Dual Function Power Button
Power LED and Keylock
Speaker
Speaker: Pins 1 - 4
This connector provides an interface to a speaker for audio
tone generation. An 8-ohm speaker is recommended.
J1 Pin #
Signal Name
1 Speaker
out
2 No
connect
3 Ground
4 +5V
Green Function: Pins 6 and 16
This connector is for the “Green Switch” on the control
panel, which, when pressed, will force the motherboard
immediately into the power saving (sleep) mode.
J1 Pin #
Signal Name
6 Sleep
16 Ground
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