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ASUS MEZ-M User’s Manual
17. Chassis Intrusion Sensor Lead (4-1 pin CHASIS)
This lead is for a chassis intrusion monitor or sensor. The sensor is triggered
when a high level signal is sent to the “chassis signal” lead. This occurs when a
panel switch or light detector is triggered. This function requires optional trig-
ger switches to be installed.
MEZ-M Chassis Open Alarm Lead
R
MEZ-M
+5V
olt Standby
Chassis Signal
Ground
18. SMBus Connector (5-1 pin SMB)
This connector allows you to connect SMBus devices. SMBus devices commu-
nicate by means of the SMBus with an SMBus host and/or other SMBus de-
vices. The SMBus or System Management Bus is a specific implementation of
an I
2
C bus, which is a multi-master bus, that is, multiple chips can be connected
to the same bus and each one can act as a master by initiating data transfer.
SMBCLK
Ground
SMBDA
T
A
+5V
1
MEZ-M SMBus Connector
R
MEZ-M
III. HARDWARE SETUP
Connectors
III. H/W SETUP