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AS2021M-T2R+/2021M-82R+ User's Manual
Wake-On-Ring
The Wake-On-Ring header is desig-
nated JWOR. This function allows
your computer to receive and "wake-
up" by an incoming call to the modem
when in suspend state. See the table
on the right for pin defi nitions. You
must have a Wake-On-Ring card and
cable to use this feature.
Power Supply I
2
The PWRI
C header is for I
may be used to monitor the status of
the power supply, fans and system
temperature. See the table on the right
for pin defi nitions.
SMBus Header
The header at SMBus is for the System
Management Bus. Connect the ap-
propriate cable here to utilize SMB on
the system. See the table on the right
for pin defi nitions.
3rd Power Supply Alarm
Header
Connect a cable from your power
supply to JPWF to provide you with
warning of a power supply failure.
The warning signal is passed through
the PWR_LED pin to indicate a power
failure. See the table on the right for
pin defi nitions.
2
C Header
2
C, which
5-18
Wake-On-Ring
Pin Defi nitions
(JWOR)
Pin#
Defi nition
1
Ground (Black)
2
Wake-up
2
I
C Header
Pin Defi nitions
(PWRI
2
C)
Pin#
Defi nition
1
Clock
2
Data
3
PWR Fail
4
Gnd
5
+3.3V
SMBus Header
Pin Defi nitions (SMBus)
Pin#
Defi nition
1
Data
2
Ground
3
Clock
4
No Connection
3rd Power Supply
Alarm Header
Pin Defi nitions (JPWF)
Pin#
Defi nition
1
P/S 1 Fail Signal
2
P/S 2 Fail Signal
3
P/S 3 Fail Signal
4
Reset (from MB)
Note: This feature is only available when using
redundant power supplies.
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