 [. . . ] P8H61-M LX2 R2. 0

Motherboard

E7377 First Edition May 2012
Copyright © 2012 ASUSTeK COMPUTER INC. No part of this manual,  including the products and software described in it,  may be reproduced,  transmitted,  transcribed,  stored in a retrieval system,  or translated into any language in any form or by any means,  except documentation kept by the purchaser for backup purposes,  without the express written permission of ASUSTeK COMPUTER INC. Product warranty or service will not be extended if: (1) the product is repaired,  modified or altered,  unless such repair,  modification of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing. ASUS PROVIDES THIS MANUAL “AS IS” WITHOUT WARRANTY OF ANY KIND,  EITHER EXPRESS OR IMPLIED,  INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.  [. . . ] Connect the S/PDIF Out module cable to this connector,  then install the module to a slot opening at the back of the system chassis. 

Digital audio connector (4-1 pin SPDIF_OUT)

P8H61-M LX2 R2. 0

SPDIF_OUT

P8H61-M LX2 R2. 0 Digital audio connector
The S/PDIF module is purchased separately. 

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SPDIFOUT GND

+5V

ASUS P8H61-M LX2 R2. 0

8. 	

This connector supports several chassis-mounted functions. 
PWR LED PWR BTN

System panel connector (10-1 pin PANEL)

F_PANEL
P8H61-M LX2 R2. 0

HD_LED

P8H61-M LX2 R2. 0 System panel connector •	 This 2-pin connector is for the system power LED. The system power LED lights up when you turn on the system power,  and blinks when the system is in sleep mode. Hard disk drive activity LED (2-pin +HDLED) System power LED (2-pin PLED)

•	

•	 •	

This 2-pin connector is for the HDD Activity LED. The IDE LED lights up or flashes when data is read from or written to the HDD. Power/Soft-off button (2-pin PWRBTN) This 2-pin connector is for the system power button. Reset button (2-pin RESET)

This 2-pin connector is for the chassis-mounted reset button for system reboot without turning off the system power. Speaker connector (4-pin SPEAKER)

9. 	

The 4-pin connector is for the chassis-mounted system warning speaker. The speaker allows you to hear system beeps and warnings. 

SPEAKER
+5V GND GND Speaker Out
PIN 1

P8H61-M LX2 R2. 0

P8H61-M LX2 R2. 0 Speaker Out Connector

Chapter 1: Product introduction

HD_LED+ HD_LEDGround Reset
RESET

PIN 1

PLED+ PLEDPWR GND

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10. 	 TPM connector (20-1 pin TPM)

This connector supports a Trusted Platform Module (TPM) system,  which can securely store keys,  digital certificates,  passwords,  and data. A TPM system also helps enhance network security,  protects digital identities,  and ensures platform integrity. TPM
GND PWROWN LAD2 LAD1 GND SMBSDA SERIRQ GPIO RESET

P8H61-M LX2 R2. 0

PCICLK FRAME PCIRST# LAD3 +3V LAD0 SMBSCL +3VSB GND SB_SUS_STAT

PIN 1

P8H61-M LX2 R2. 0 TPM Connector
The TPM module is purchased separately!

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ASUS P8H61-M LX2 R2. 0

1. 8	
1. 8. 1	

Software support
Installing an operating system

This motherboard supports Windows® XP / Vista / 7 Operating Systems (OS). Always install the latest OS version and corresponding updates to maximize the features of your hardware. 
•	 Motherboard settings and hardware options vary. •	 Ensure that you install Windows® XP Service Pack 3 or later versions / Windows® Vista Service Pack 1 or later versions before installing the drivers for better compatibility and system stability. 

1. 8. 2	

The Support DVD that comes with the motherboard package contains the drivers,  software applications,  and utilities that you can install to avail all motherboard features. 
The contents of the Support DVD are subject to change at any time without notice. Visit the ASUS website at www. asus. com for updates. 

Support DVD information

To run the Support DVD

Place the Support DVD into the optical drive. If Autorun is enabled in your computer,  the DVD automatically displays the Specials screen. Click Drivers,  Utilities,  Manual,  Contact,  and Specials tabs to display their respective menus. 
The following screen is for reference only. 

Click an icon to display Support DVD/ motherboard information

Click an item to install If Autorun is NOT enabled in your computer,  browse the contents of the Support DVD to locate the file ASSETUP. EXE from the BIN folder. Double-click the ASSETUP. EXE to run the DVD. 

Chapter 1: Product introduction

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ASUS P8H61-M LX2 R2. 0

Chapter 2
BIOS information
2. 1	 Managing and updating your BIOS
Save a copy of the original motherboard BIOS file to a USB flash disk in case you need to restore the BIOS in the future. Copy the original motherboard BIOS using the ASUS Update utility. 

2. 1. 1	

The ASUS Update is a utility that allows you to manage,  save,  and update the motherboard BIOS in Windows® environment. 
•	 ASUS Update requires an Internet connection either through a network or an Internet Service Provider (ISP). •	 This utility is available in the support DVD that comes with the motherboard package. 

ASUS Update utility

Installing ASUS Update
To install ASUS Update: 1. 	 2. 	 3. 	 Place the support DVD in the optical drive. Follow the onscreen instructions to complete the installation. 
Quit all Windows® applications before you update the BIOS using this utility. 

Updating the BIOS
To update the BIOS: 1. 	 2. 	 From the Windows® desktop,  click Start > Programs > ASUS > AI Suite II > AI Suite II X. XX. XX to launch the AI Suite II utility. The AI Suite II Quick Bar appears. 

Click Update button from the Quick Bar,  and then click ASUS Update from the popup menu. From the list,  select either of the following methods:
Updating from the Internet

a. Select the ASUS FTP site nearest you to avoid network traffic,  then click Next. 

c.  [. . . ] •	 •	 •	 Increase the separation between the equipment and receiver. 

This device must accept any interference received including interference that may cause undesired operation. 

Connect the equipment to an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. 

The use of shielded cables for connection of the monitor to the graphics card is required to assure compliance with FCC regulations. Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate this equipment. 

IC: Canadian Compliance Statement

Complies with the Canadian ICES-003 Class B speciﬁcations. This Class B device meets all the requirements of the Canadian interference-causing equipment regulations.  [. . . ]