Asus M5A97 LE R2.0 M5A97 LE R2.0 User's Manual - Page 37

M5A97 LE R2.0 Chassis intrusion connector

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7. Serial port connector (10-1 pin COM1) This connector is for a serial (COM) port. Connect the serial port module cable to this connector, then install the module to a slot opening at the back of the system chassis. COM1 PIN 1 RXD DTR DSR CTS DCD TXD GND RTS RI M5A97 LE R2.0 M5A97 LE R2.0 Serial port (COM1) connector The COM module is purchased separately. 8. Chassis intrusion connector (4-1 pin CHASSIS) This connector is for a chassis-mounted intrusion detection sensor or switch. Connect one end of the chassis intrusion sensor or switch cable to this connector. The chassis intrusion sensor or switch sends a high-level signal to this connector when a chassis component is removed or replaced. The signal is then generated as a chassis intrusion event. By default, the pin labeled "Chassis Signal" and "Ground" are shorted with a jumper cap. Remove the jumper caps only when you intend to use the chassis intrusion detection feature. CHASSIS M5A97 LE R2.0 M5A97 LE R2.0 Chassis intrusion connector M5A97 LE R2.0 1-23 +5VSB_MB Chassis Signal GND Chapter 1

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M5A97 LE R2.0
1-23
Chapter 1
7.
Serial port connector (10-1 pin COM1)
This connector is for a serial (COM) port. Connect the serial port module cable to this
connector, then install the module to a slot opening at the back of the system chassis.
The COM module is purchased separately.
M5A97 LE R2.0
M5A97 LE R2.0 Serial port (COM1) connector
PIN 1
COM1
DCD
TXD
GND
RTS
RI
RXD
DTR
DSR
CTS
8.
Chassis intrusion connector (4-1 pin CHASSIS)
This connector is for a chassis-mounted intrusion detection sensor or switch. Connect
one end of the chassis intrusion sensor or switch cable to this connector. The chassis
intrusion sensor or switch sends a high-level signal to this connector when a chassis
component is removed or replaced. The signal is then generated as a chassis intrusion
event.
By default, the pin labeled “Chassis Signal” and “Ground” are shorted with a jumper
cap. Remove the jumper caps only when you intend to use the chassis intrusion
detection feature.
M5A97 LE R2.0
M5A97 LE R2.0 Chassis intrusion connector
+5VSB_MB
Chassis Signal
GND
CHASSIS