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Rear Panel I/O Ports (MB331-CRM)
Power/
Optical
HDD LED
Drive Bay
COM
Power Button
(Opt.)
COM 1
PS/2
KB/MS
LAN
SATA
1-2 USB
Drive Bay
COM 2
VGA
DVI
The rear panel I/O consists of the following ports:
•
1 PS/2 keyboard and mouse port
•
2 COM port (plus 2 optional)
•
1 VGA port
•
1 DVI-I port (DVI-D signal)
•
2 RJ45 LAN ports
•
4 USB 3.0 ports (plus 6 optional USB 2.0 ports)
•
Line-out jack
•
Line-in jack
•
Mic-in jack
Chapter 5 Ports and Connectors
Expansion
Slots
USB 2.0
(Opt.)
3.0
Line-in/
Line-out/Mic-in
Chapter 5
PS/2 Keyboard/Mouse Ports
PS/2 Keyboard/Mouse
These ports are used to connect a PS/2 mouse and a PS/2 keyboard. The PS/2 mouse port
uses IRQ12.
Wake-On-PS/2 Keyboard/Mouse
The Wake-On-PS/2 Keyboard/Mouse function allows you to use the PS/2 keyboard or PS/2
mouse to power-on the system. To use this function:
•
Jumper Setting
JP3 must be set to "2-3 On: +5V_standby". Refer to "PS/2 Power Select" in chapter 4 for
more information.
•
BIOS Setting
Configure the PS/2 keyboard/mouse wake up function in the Advanced menu ("ACPI Power
Management Configuration" submenu) of the BIOS. Refer to chapter 7 for more information.
Important:
The +5V_standby power source of your power supply must support ≥720mA.
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