ASRock b85 pro4: instruction
Class: Computer equipment, hardware, accessories
Type: Motherboard
Manual for ASRock b85 pro4

Version 1.0
Published April 2013
Copyright©2013 ASRock INC. All rights reserved.
Copyright Notice:
No part of this documentation may be reproduced, transcribed, transmitted, or
translated in any language, in any form or by any means, except duplication of
documentation by the purchaser for backup purpose, without written consent of
ASRock Inc.
Products and corporate names appearing in this documentation may or may not
be registered trademarks or copyrights of their respective companies, and are used
only for identication or explanation and to the owners’ benet, without intent to
infringe.
Disclaimer:
Specications and information contained in this documentation are furnished for
informational use only and subject to change without notice, and should not be
constructed as a commitment by ASRock. ASRock assumes no responsibility for
any errors or omissions that may appear in this documentation.
With respect to the contents of this documentation, ASRock does not provide
warranty of any kind, either expressed or implied, including but not limited to
the implied warranties or conditions of merchantability or tness for a particular
purpose.
In no event shall ASRock, its directors, ocers, employees, or agents be liable for
any indirect, special, incidental, or consequential damages (including damages for
loss of prots, loss of business, loss of data, interruption of business and the like),
even if ASRock has been advised of the possibility of such damages arising from any
defect or error in the documentation or product.
e terms HDMI™ and HDMI High-Denition Multimedia Interface, and the HDMI
logo are trademarks or registered trademarks of HDMI Licensing LLC in the United
States and other countries.
is device complies with Part 15 of the FCC Rules. Operation is subject to the following
two conditions:
(1) this device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that
may cause undesired operation.
CALIFORNIA, USA ONLY
e Lithium battery adopted on this motherboard contains Perchlorate, a toxic substance
controlled in Perchlorate Best Management Practices (BMP) regulations passed by the
California Legislature. When you discard the Lithium battery in California, USA, please
follow the related regulations in advance.
“Perchlorate Material-special handling may apply, see www.dtsc.ca.gov/hazardouswaste/
perchlorate”
ASRock Website: http://www.asrock.com


B85 Pro4
Motherboard Layout
English
2 1
1
2
3
4
Keyboar d
Mouse
PS2
PS2
PWR_FAN1
ATX 12V1
VGA
DVI1
HDMI1
USB 2.0
T: USB0
B: USB1
USB 3.0
T: USB0
B: USB1
DDR3_A1 (64 bit, 240-pin module)
DDR3_A2 (64 bit, 240-pin module)
DDR3_B1 (64 bit, 240-pin module)
DDR3_B2 (64 bit, 240-pin module)
5
27
ATXPWR1
USB 2.0
T: USB2
Top:
RJ-45
B: USB3
CPU_FAN2CPU_FAN1
26
MIC IN
Botto m:
FRONT
Cente r:
LINE IN
Top:
CHA_FAN2
PCI Express 3.0
25
X
Fast LAN
PCIE1
6
USB 3_2_3
X
Fast USB
X
Fast RAM
1
LAN
Front USB 3.0
PCIE2
CMOS
Battery
64Mb
BIOS
Intel
CODEC
Audio
PCIE3
B85
SATA2_0
RoHS
7
8
PCIE4
SATA2_1
B85 Pro4
9
PCI1
Super
SATA3_0
SATA3_3
I/O
10
11
SATA3_1
SATA3_2
PCI2
PLED1
1
HD_AUDIO1
COM1
USB4_5
USB6_7
TPMS1
PLED PWRBTN
CHA_FAN1
SPDIF1_OUT1
CLRCMOS1
SPEAKER1
IR1
1
1
1
1
1
1
1
1
1
1
PANEL1
HDLED RESET
24
2223
2021
19
18
17
16
15
14
13
12

No. Description
1 Power Fan Connector (PWR_FAN1)
2 ATX 12V Power Connector (ATX12V1)
3 2 x 240-pin DDR3 DIMM Slots (DDR3_A1, DDR3_B1)
4 2 x 240-pin DDR3 DIMM Slots (DDR3_A2, DDR3_B2)
5 ATX Power Connector (ATXPWR1)
6 USB 3.0 Header (USB3_2_3)
7 SATA2 Connectors (SATA2_0)
8 SATA2 Connectors (SATA2_1)
9 SATA3 Connectors (SATA3_0)
10 SATA3 Connectors (SATA3_3)
11 SATA3 Connectors (SATA3_2)
12 Chassis Fan Connector (CHA_FAN1)
13 System Panel Header (PANEL1)
14 SATA3 Connectors (SATA3_1)
15 Power LED Header (PLED1)
16 TPM Header (TPMS1)
17 USB 2.0 Header (USB6_7)
18 USB 2.0 Header (USB4_5)
19 Infrared Module Header (IR1)
20 Chassis Speaker Header (SPEAKER1)
21 Clear CMOS Jumper (CLRCMOS1)
22 COM Port Header (COM1)
23 SPDIF Out Connector (SPDIF_OUT1)
24 Front Panel Audio Header (HD_AUDIO1)
25 Chassis Fan Connector (CHA_FAN2)
26 CPU Fan Connector (CPU_FAN1)
27 CPU Fan Connector (CPU_FAN2)
English
2 3

B85 Pro4
I/O Panel
4
1 2 3 5
6789101112
No. Description No. Description
1 PS/2 Mouse Port 7 USB 2.0 Ports (USB_23)
2 VGA Port 8 USB 3.0 Ports (USB3_01)
3 LAN RJ-45 Port* 9 USB 2.0 Ports (USB_01)
4 Line In (Light Blue) 10 HDMI Port
5 Front Speaker (Lime)** 11 DVI-D Port
6 Microphone (Pink) 12 PS/2 Keyboard Port
English
2 3

* ere are two LEDs on each LAN port. Please refer to the table below for the LAN port LED indications.
Chapter 1 Introduction
ACT/LINK LED
ank you for purchasing ASRock B85 Pro4 motherboard, a reliable motherboard
SPEED LED
produced under ASRock’s consistently stringent quality control. It delivers excellent
performance with robust design conforming to ASRock’s commitment to quality
and endurance.
LAN Port
Activity / Link LED Speed LED
Status Description Status Description
O No Link O 10Mbps connection
Blinking Data Activity Orange 100Mbps connection
On Link Green 1Gbps connection
** If you use a 2-channel speaker, please connect the speaker’s plug into “Front Speaker Jack”. See the table below
for connection details in accordance with the type of speaker you use.
1.1 Package Contents
•
ASRock B85 Pro4 Motherboard (ATX Form Factor)
Audio Output
Front Speaker
Line in
Microphone
Front Panel
•
ASRock B85 Pro4 Quick Installation Guide
Channels
(No. 5)
(No. 4)
(No. 6)
Headphone
•
ASRock B85 Pro4 Support CD
2 V -- -- --
•
2 x Serial ATA (SATA) Data Cables (Optional)
4 V V -- --
•
1 x I/O Panel Shield
6 V V V --
8 V V V V
To enable Multi-Streaming, you need to connect a front panel audio cable to the front
panel audio header. Aer restarting your computer, you will nd the “Mixer” tool on your
system. Please select “Mixer ToolBox” , click “Enable playback multi-streaming”, and
click “ok”. Choose “2CH”, “4CH”, or “6CH” and then you are allowed to select “Realtek
HDA Primary output” to use the Rear Speaker, Central/Bass, and Front Speaker, or select
“Realtek HDA Audio 2nd output” to use the front panel audio.
*** e eSATA connector supports SATA with cables within 1 meters.
English
4 5