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Wake-On-Ring
The Wake-On-Ring header is designated JWOR. This function allows your computer to receive
and "wakeup" by an incoming call to the modem when in suspend state. You must have a WOR
card and cable to use this feature.
Wake-On-Ring
Pin Definitions (JWOR)
Pin #
1
2
Power SMB (I2C) Connector
The Power SMB (I2C) connector (PW4) is used to monitor power supplies, fans and system
temperatures.
PWR SMB (I2C)
Pin Definitions
Pin #
1
2
3
4
5
Power Supply Fail
Connect a cable from your power supply to the Power Supply Fail header (PW3) to provide a
warning of power supply failure. This warning signal is passed through the PWR_LED pin to
indicate a power failure.
Power Supply Fail
Pin Definitions (PW3)
Pin #
1
2
3
4
Note:
This feature is only available when using American Megatrends Inc. redundant power supplies.
Alarm Reset (JAR)
The system will notify you in the event of a power supply failure. This feature assumes that
American Megatrends Inc. redundant power supply units are installed in the chassis. Connect a
microswitch to the JAR header to disable the power supply fail alarm.
Alarm Reset
Pin Definitions (JAR)
Pin #
1
2
Definition
Ground (Black)
Wake-up
Definition
Clock
Data
PWR Fail
Ground
+3.3V
Definition
PWR 1: Fail
PWR 2: Fail
PWR 3: Fail
Signal: Alarm Reset
Definition
Ground
+5V
Chapter Five : Advanced Serverboard Setup
71
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