User manual ASROCK A75M-HVS

[. . . ] A75M-HVS User Manual Version 1. 1 Published June 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. [. . . ] 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. Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L. MIC_RET and OUT_RET are for HD audio panel only. You don’t need to connect them for AC’97 audio panel. System Panel Header (9-pin PANEL1) (see p. 11 No. 17) 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. Note the positive and negative pins before connecting the cables. PWRBTN (Power Switch): Connect to the power switch on the chassis front panel. You may configure the way to turn off your system using the power switch. RESET (Reset Switch): Connect to the reset switch on the chassis front panel. Press the reset switch to restart the computer if the computer freezes and fails to perform a normal restart. 25 PLED (System Power LED): Connect to the power status indicator on the chassis front panel. The LED is on when the system is operating. The LED keeps blinking when the sys-tem is in S1 sleep state. The LED is off when the system is in S3/S4 sleep state or powered off (S5). HDLED (Hard Drive Activity LED): Connect to the hard drive activity LED on the chassis front panel. The LED is on when the hard drive is reading or writing data. The front panel design may differ by chassis. A front panel module mainly consists of power switch, reset switch, power LED, hard drive activity LED, speaker and etc. When connecting your chassis front panel module to this header, make sure the wire assignments and the pin assign-ments are matched correctly. Chassis Speaker Header (4-pin SPEAKER 1) (see p. 11 No. 13) Please connect the chassis speaker to this header. Please connect the fan cables to the fan connectors and match the black wire to the ground pin. Chassis and Power Fan Connectors (4-pin CHA_FAN1) GND (see p. 11 No. [. . . ] If you enable the option “Full Screen Logo” but you want to see the AddOn ROM information when the system boots, please select [Enabled]. Configuration options: [Enabled] and [Disabled]. Boot Failure Guard Enable or disable the feature of Boot Failure Guard. Boot Failure Guard Count Enable or disable the feature of Boot Failure Guard Count. [. . . ]