User manual ASUS PSCH-L

[. . . ] PSCH-L User Guide Motherboard E1410 Checklist First edition V1 February 2004 Copyright © 2004 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. [. . . ] The system may become unstable or may not boot up if the power is inadequate. ATX12V ® ATX_POWER +3. 3VDC +3. 3VDC COM +5. 0VDC COM +5. 0VDC COM PWR_OK +5VSB +12. 0VDC PSCH-L +12V DC GND +12V DC +3. 3VDC -12. 0VDC GND COM PS_ON# COM COM COM -5. 0VDC +5. 0VDC +5. 0VDC PSCH-L ATX Power Connectors ASUS PSCH-L motherboard 2-25 11. USB header (10-1 pin USB34) If the USB ports on the rear panel are inadequate, a USB header is available for two additional USB ports. The USB header complies with USB 2. 0 specification that supports up to 480 Mbps connection speed. This speed advantage over the conventional 12 Mbps on USB 1. 1 allows faster Internet connection, interactive gaming, and simultaneous running of high-speed peripherals. The module has two USB 2. 0 ports that support the next generation USB peripherals such as high resolution cameras, scanners, printers, and mobile storage devices. ® PSCH-L USB34 USB+5V USB_P5USB_P5+ GND 1 PSCH-L USB 2. 0 Header 12. System panel connector (20-pin PANEL) This connector accommodates several system front panel functions. Message LED Speaker Connector Power LED +5V Ground Ground Speaker MLED Ground +5VSB HD_LED+ HD_LED PLED ® PSCH-L USB+5V USB_P6USB_P6+ GND NC 1 ExtSMI# Ground PWR Ground Reset SW ATX Power Switch* HD_LED SMI Lead PSCH-L System Panel Connector * Requires an ATX power supply. 2-26 Chapter 2: Hardware information Reset Ground · System Power LED Lead (3-1 pin PLED) This lead connects to the system power LED. The LED lights up when you turn on the system power, and blinks when the system is in sleep mode. · Message LED Lead (2-pin MLED) This lead connects to the message LED cable on the front panel. The LED indicates receipt of messages from a fax/modem. The normal status of this LED is OFF when there is no incoming data signal. The system message LED feature requires an ACPI operating system and driver. · System Warning Speaker Lead (4-pin SPEAKER) This lead connects to the case-mounted speaker and allows you to hear system beeps and warnings. · Hard Disk Activity Lead (2-pin HD_LED) This lead connects the HDD LED cable. The read or write activities of the device connected to the any of IDE connectors cause the IDE LED to light up. · System Management Interrupt Lead (2-pin SMI) This lead connects the case-mounted suspend switch, and allows you to manually place the system into a suspend mode, or "green" mode, where system activity is instantly decreased to save power and to expand the life of certain system components. · ATX Power Switch / Soft-Off Switch Lead (2-pin PWRSW) This lead connects a switch that controls the system power. Pressing the power switch turns the system between ON and SLEEP, or ON and SOFT OFF, depending on the BIOS or OS settings. Pressing the power switch while in the ON mode for more than 4 seconds turns the system OFF. · Reset Switch Lead (2-pin RESET) This lead connects to the case-mounted reset switch for rebooting the system without turning off the system power. ASUS PSCH-L motherboard 2-27 2-28 Chapter 2: Hardware information Chapter 3 This chapter describes the power up sequence and gives information on the BIOS beep codes. Powering up Chapter summary 3. 1 3. 2 Starting up for the first time . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 Powering off the computer . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 ASUS PSCH-L motherboard 3. 1 Starting up for the first time 1. After making all the connections, replace the system case cover. [. . . ] When prompted with the message "Clear System Password?" select OK, then press Enter. 4. 5. 2 Setup Password Lock [Standard] When set to Extended, allows you to lock the keyboard when installing adapter cards. Configuration options: [Standard] [Extended] 4. 5. 3 System Password Mode [System] When set to System, BIOS requires you to enter the System Password to continue the boot process. When set to Keyboard, the system is secured at boot to prevent tampering during network operation. Configuration options: [System] [Keyboard] 4. 5. 4 Boot Sector Virus Protection [Disabled] Allows you to enable or disable the boot sector virus protection. [. . . ]