![background image](/i/asrock/46322/asrock-b85m-pro4/h/asrock-b85m-pro4-005.png)
B85M Pro4
3
English
I/O Panel
No. Description
No. Description
1
USB 2.0 Ports (USB01)
8
Microphone (Pink)
2
D-Sub Port
9
Optical SPDIF Out Port
3
LAN RJ-45 Port*
10
USB 2.0 Ports (USB_45)
4
Central / Bass (Orange)
11
USB 3.0 Ports (USB_23)
5
Rear Speaker (Black)
12
HDMI Port
6
Line In (Light Blue)
13
DVI-D Port
7
Front Speaker (Lime)**
14
PS/2 Keyboard Port
1
2
3
5
8
9
10
11
12
13
14
4
7
6