User manual ASROCK P75 PRO3

[. . . ] P75 Pro3 User Manual Version 1. 0 Published August 2012 Copyright©2012 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. [. . . ] 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. If you clear the CMOS, the case open may be detected. Please adjust the BIOS option “Clear Status” to clear the record of previous chassis intrusion status. 27 2. 10 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 ATA2 Connectors (SATA2_1: see p. 13, No. 10) SATA2_5 SATA2_2 SATA2_4 These five Serial ATA2 (SATA2) connectors support SATA data cables for internal storage devices. The current SATA2 interface allows up to 3. 0 Gb/s data transfer rate. SATA2_1 SATA2_3 Serial ATA3 Connector (SATA3_0: see p. 13, No. 9) SATA3_0 This Serial ATA3 (SATA3) connector supports SATA data cables for internal storage devices. The current SATA3 interface allows up to 6. 0 Gb/s data transfer rate. Serial ATA (SATA) Data Cable (Optional) USB 2. 0 Headers (9-pin USB4_5) (see p. 13, No. 17) Either end of the SATA data cable can be connected to the SATA / SATA2 / SATA3 hard disk or the SATA2 / SATA3 connector on this motherboard. Besides four 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. 28 USB 3. 0 Header (19-pin USB3_2_3) (see p. 13, No. 6) Vbus Vbus IntA_P4_SSRXIntA_P4_SSRX+ GND IntA_P4_SSTXIntA_P4_SSTX+ GND IntA_P4_DIntA_P4_D+ IntA_P5_SSRXIntA_P5_SSRX+ GND IntA_P5_SSTXIntA_P5_SSTX+ GND IntA_P5_DIntA_P5_D+ DUMMY Besides two default USB 3. 0 ports on the I/O panel, there is one USB 3. 0 header on this motherboard. This USB 3. 0 header can support two USB 3. 0 ports. Infrared Module Header (5-pin IR1) (see p. 13, No. 20) IRTX +5VSB DUMMY 1 GND IRRX This header supports an optional wireless transmitting and receiving infrared module. Consumer Infrared Module Header (4-pin CIR1) (see p. 13, No. 29) 1 GND IRTX IRRX ATX+5VSB This header can be used to connect the remote controller receiver. This is an interface for front panel audio cable that allows convenient connection and control of audio devices. GND PRESENCE# MIC_RET OUT_RET 1 OUT2_L J_SENSE OUT2_R MIC2_R MIC2_L 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”. 29 System Panel Header (9-pin PANEL1) (see p. 13, No. 16) 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. [. . . ] Bootup Num-Lock If this item is set to [On], it will automatically activate the Numeric Lock function after boot-up. 59 PCI ROM Priority Use this item to adjust PCI ROM Priority. If you enable the option “Full Screen Logo” but you want to see the AddOn ROM information when the system boots, please select [Enabled]. Boot Failure Guard Enable or disable the feature of Boot Failure Guard. Boot Failure Guard Count Use this item to configure Boot Failure Guard Count. 3. 8 Security Screen In this section, you may set or change the supervisor/user password for the system. [. . . ]