User manual ASROCK A75M-ITX

[. . . ] A75M-ITX User Manual Version 1. 0 Published July 2011 Copyright©2011 ASRock INC. All rights reserved. 1 Copyright Notice: No part of this manual 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 manual may or may not be registered trademarks or copyrights of their respective companies, and are used only for identification or explanation and to the owners’ benefit, without intent to infringe. Disclaimer: Specifications and information contained in this manual 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 manual. [. . . ] To clear and reset the system parameters to default setup, please turn off the computer and unplug the power cord from the power supply. After waiting for 15 seconds, use a jumper cap to short pin2 and pin3 on CLRCMOS1 for 5 seconds. However, please do not clear the CMOS right after you update the BIOS. If you need to clear the CMOS when you just finish updating the BIOS, you must boot up the system first, and then shut it down before you do the clear-CMOS action. Please be noted that the password, date, time, user default profile, 1394 GUID and MAC address will be cleared only if the CMOS battery is removed. Default Clear CMOS 25 2. 9 Onboard Headers and Connectors Onboard headers and connectors are NOT jumpers. Placing jumper caps over the headers and connectors will cause permanent damage of the motherboard! Serial ATA3 Connectors (SATA3_1: see p. 12, No. 10) Serial ATA (SATA) Data Cable (Optional) 3. 5mm Audio Cable (Optional) USB 2. 0 Headers (9-pin USB_67) (see p. 12 No. 17) 1 These four Serial ATA3 (SATA3) connectors support SATA data cables for internal storage devices. The current SATA3 interface allows up to 6. 0 Gb/s data transfer rate. Either end of the SATA data cable can be connected to the SATA3 hard disk or the SATA3 connector on this motherboard. Either end of the 3. 5mm audio cable can be connected to the portable audio devices, such as MP3 player and mobile phone or the Line-in port of your PC. Besides two default USB 2. 0 ports on the I/O panel, there are two USB 2. 0 headers on this motherboard. Each USB 2. 0 header can support two USB 2. 0 ports. SATA3_4 USB_PWR P-9 P+9 GND DUMMY GND P+8 P-8 USB_PWR Consumer Infrared Module Header (4-pin CIR1) (see p. 12 No. 19) SATA3_2 SATA3_1 SATA3_3 This header can be used to connect the remote controller receiver. 26 Front Panel Audio Header (9-pin HD_AUDIO1) (see p. 12 No. 20) GND PRESENCE# MIC_RET OUT_RET 1 OUT2_L J_SENSE OUT2_R MIC2_R MIC2_L This is an interface for the front panel audio cable that allows convenient connection and control of audio devices. 1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must support HDA to function correctly. Please follow the instruction in our manual and chassis manual to install your system. If you use AC’97 audio panel, please install it to the front panel audio header as below: A. For Windows® 7 / 7 64-bit / VistaTM / VistaTM 64-bit OS: Go to the "FrontMic" Tab in the Realtek Control panel. Adjust “Recording Volume”. System Panel Header (9-pin PANEL1) (see p. 12 No. 9) This header accommodates several system front panel functions. Connect the power switch, reset switch and system status indicator on the chassis to this header according to the pin assignments below. PWRBTN (Power Switch): Connect to the power switch on the chassis front panel. [. . . ] Confi guration options: [Full On], [Manual Mode] and [Automatic Mode]. The default is value [Full On]. 52 3. 6 Boot Screen In this section, it will display the available devices on your system for you to configure the boot settings and the boot priority. Setup Prompt Timeout This shows the number of seconds to wait for setup activation key. Bootup Num-Lock If this item is set to [On], it will automatically activate the Numeric Lock function after boot-up. If you enable the option “Full Screen Logo” but you want to see the AddOn ROM information when the system boots, please select [Enabled]. [. . . ]