Delta M815-MX Series Manual page 12

power to extend the life of battery. The users can change a new battery to replace old
one after it can't work or BIOS doesn't keep its settings.
Replace only with the same or equivalent type, we recommend by the manufacturer
or retailer.
BZ1: Buzzer
It is a 5 volts buzzer when system has any abnormally state or fatal error that you will
hear a series of audible beep.
J10: Infrared Connector (Optional)
This connector supports the optional wireless transmitting and receiving infrared
module. This module mounts to a small opening on system chassis that support this
feature. You must also configure the setting through "UART Mode Select" in chapter
3 "Integrated Peripherals" to select whether UART is directed for use with [IrDA]or
[ASKIR]. See chapter 3 for more information. Connect a ribbon cable from the
module to the motherboard according to the pin definitions.
1
9
12
M815-MX Series User's Manual
SIR
Assignment
+5V
NC
2
IRRx
GND
10
IRTx
CIR
Pin Pin Assignment
1 2 NC
3 4 CIRRx
5 6 +5VSB
7 8 GND
9 10 NC