Biostar H81MHV3 2.0 User Manual

14 | Chapter 2: Hardware installaon
2.7 Headers & Connectors
ATX: ATX Power Source Connector
For beer compability, we recommend to use a standard ATX 24-pin power supply for this
connector. Make sure to nd the correct orientaon before plugging the connector.
Pin Assignment Pin Assignment
13 +3.3V 1 +3.3V
14 -12V 2 +3.3V
15 Ground 3 Ground
16 PS_ON 4 +5V
17 Ground 5 Ground
18 Ground 6 +5V
19 Ground 7 Ground
20 NC 8 PW_OK
21 +5V 9 Standby Voltage+5V
22 +5V 10 +12V
23 +5V 11 +12V
24 Ground 12 +3.3V
ATX_12V_2X2: ATX Power Source Connector
The connector provides +12V to the CPU power circuit.
Pin Assignment
1 +12V
2 +12V
3 Ground
4 Ground
Note
»
 Beforeyoupoweronthesystem,pleasemakesurethatbothATXandATX_12V_2X2connectors
havebeenplugged-in.
»
 Insucientpowersuppliedtothesystemmayresultininstabilityortheperipheralsnotfunconing
properly.UseofaPSUwithahigherpoweroutputisrecommendedwhenconguringasystemwith
morepower-consumingdevices.
F_PANEL: Front Panel Header
This connector includes Power-on, Reset, HDD LED and Power LED connecons. It allows user
to connect the PC case’s front panel switch funcons.
Pin Assignment Funcon Pin Assignment Funcon
1 HDD LED(+)
HDD
LED
2 Power LED (+)
Power
LED
3 HDD LED(-) 4 Power LED (-)
5 Ground
Reset
Buon
6 Power Buon
Power-On
Buon
7 Reset Control 8 Ground
9 NC NC 10 NA NA

Biostar H81MHV3 2.0 Specifications

General

Form Factor	Micro ATX
Chipset	Intel H81
CPU Socket	LGA 1150
Memory Slots	2 x DIMM
Maximum Memory	16GB
USB Ports	2 x USB 3.0, 6 x USB 2.0
Audio	Realtek ALC662 6-Channel HD Audio
Video Outputs	1 x VGA, 1 x HDMI
Power Connector	24-pin ATX, 4-pin ATX 12V
Memory Standard	DDR3 1600/1333 MHz
Storage Interface	2 x SATA 6Gb/s, 2 x SATA 3Gb/s
LAN	Realtek RTL8111G - 10/100/1000Mb/s
Expansion Slots	1 x PCIe 2.0 x16, 2 x PCIe 2.0 x1