BCM Advanced Research DR742e, Руководство пользователя

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3. Installation
option supports wireless transmission and reception of infrared data. The module mounts in
a small opening on the system case that supports this feature. The efficient distance is
100cm and the transfer rate is 115,200 bits/sec.
Reset Switch Connector (2-pin)
This connector supports the front panel case-mounted reset button. It is advised that the reset
switch be used for rebooting the system in order to extend the life of the system’s power
supply.
HDD (IDE) LED Connector (2-pin)
The motherboard supports one straight 2-pin header for connecting to front Panel Hard Disk
activity LED indicator.
Sleep Switch (2-pin)
When the APM (Advanced Power Management) feature is enabled in the system BIOS and
the operating system’s APM driver is loaded, the system can enter the sleep (standby) mode
in one of the following ways:
Ø
Optional front panel sleep/resume button
Ø
Prolonged system inactivity using the BIOS inactivity timer feature
The 2-pin header supports a front panel sleep/resume switch, which must be a momentary
SPST type that is normally open
Power Switch (2-pin)
This connector supports the ATX case-mounted Power Switch, which in turn supports
System Suspend function. When the BIOS sets the Power Button function to “Suspend”, the
system can be set to the suspended mode once you push the power switch for no longer then
4 seconds. If the power switch is pushed down for over 4 seconds the system will be totally
Power Off. When this BIOS setting sets to “Instant-off”, then Power Switch function work as
regular power switch.
Power LED (2-pin)
This header can be connected to a 2-color LED that will light yellow or green when the
computer is in “Suspend” or “Normal” operation.
Speaker Connector (4-pin, Optional)
It is used to drive a chassis-mounted speaker if desired. Or this header will be removed and
replaced with an integrated Buzzer.