Asus A7V-E Motherboard DIY Troubleshooting Guide - Page 31

ASUS A7V-E User's Manual, Standard and Consumer Infrared Module Connector 5-pin IR, UART2 Use

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3. HARDWARE SETUP 11) Chassis Intrusion Lead (2 pin CHASSIS) This requires an external detection mechanism such as a chassis intrusion monitor/sensor or microswitch. The sensor is triggered when a high level signal is sent to the Chassis Signal lead, which occurs when a panel switch or light detector is triggered. This function requires the optional ASUS CIDB chassis intrusion module to be installed (see 7. APPENDIX). If the chassis intrusion lead is not used, a jumper cap must be placed over the pins to close the circuit. CHASSIS Ground Chassis Signal +5Volt 1 (Power Supply Stand By) ® A7V-E A7V-E Chassis Open Alarm Lead +5V IRRX GND IRTX 3. H/W SETUP Connectors 01 01 01 01 12) Standard and Consumer Infrared Module Connector (5-pin IR) This connector supports an optional wireless transmitting and receiving infrared module. This module mounts to a small opening on system cases that support this feature. You must also configure the setting through UART2 Use Infrared (see 4.4.2 I/O Device Configuration) to select whether UART2 is directed for use with COM2 or IrDA. Use the five pins as shown in Back View and connect a ribbon cable from the module to the motherboard's SIR connector according to the pin definitions. IR 1 Front View Back View ® A7V-E A7V-E Infrared Module Connector IRTX GND IRRX +5V (NC) ASUS A7V-E User's Manual 31

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ASUS A7V-E User’s Manual
31
3. HARDWARE SETUP
Connectors
3. H/W SETUP
12) Standard and Consumer Infrared Module Connector (5-pin IR)
This connector supports an optional wireless transmitting and receiving infrared
module. This module mounts to a small opening on system cases that support
this feature. You must also configure the setting through
UART2 Use Infrared
(see
4.4.2 I/O Device Configuration)
to select whether UART2 is directed for
use with COM2 or IrDA. Use the five pins as shown in Back View and connect
a ribbon cable from the module to the motherboard’s SIR connector according
to the pin definitions.
0
1
0
1
A7V-E
A7V-E Infrared Module Connector
Front View
Back View
+5V
IRTX
IRRX
(NC)
GND
IR
+5V
IRRX
IRTX
GND
1
0
1
0
1
A7V-E
A7V-E Chassis Open Alarm Lead
CHASSIS
1
+5Volt
(Power Supply Stand By)
Ground
Chassis Signal
11) Chassis Intrusion Lead (2 pin CHASSIS)
This requires an external detection mechanism such as a chassis intrusion moni-
tor/sensor or microswitch. The sensor is triggered when a high level signal is
sent to the Chassis Signal lead, which occurs when a panel switch or light detec-
tor is triggered. This function requires the optional ASUS CIDB chassis intru-
sion module to be installed (see
7. APPENDIX
). If the chassis intrusion lead is
not used, a jumper cap must be placed over the pins to close the circuit.