MS6261 User’s Manual
©Copyright 1999
All Rights Reserved
Aladdin V, Version 1.1
October 1999
The information in this document is subject to change without prior
notice in order to improve reliability, design and function and does not
represent a commitment on the part of the manufacturer.
In no event will the manufacturer be liable for direct, indirect, special,
incidental, or consequential damages arising out of the use or inability
to use the product or documentation, even if advised of the possibility
of such damages.
This document contains proprietary information protected by
copyright. All rights are reserved. No part of this manual may be
reproduced by any mechanical, electronic, or other means in any form
without prior written permission of the manufacturer.
Trademarks
IBM, EGA, VGA, PC/XT, PC/AT, OS/2, and PS/2 are registered
trademarks of International Business Machines Corporation.
Microsoft, Windows, and MS-DOS are trademarks of Microsoft
Corporation.
Other Product names mentioned herein are used for identification
purposes only and may be trademarks and/or registered trademarks of
their respective companies.
Limitation of Liability While reasonable efforts have been made to ensure the
accuracy of this manual, the manufacturer and distributor assume no liability
resulting from errors or omissions in this manual, or from the use of the
information contained herein.
MS6261 User’s Manual
CONTENTS
1 Introduction ................................................................................................ 1
1.1 Specifications ...................................................................................... 1
System Chipset .................................................................................... 1
CPU..................................................................................................... 1
Voltage ................................................................................................ 1
Memory ............................................................................................... 1
Cache................................................................................................... 1
I/O........................................................................................................ 1
BIOS.................................................................................................... 1
Expansion Slots ................................................................................... 1
Dimension ........................................................................................... 1
Other .................................................................................................... 1
1.2 Unpacking the Mainboard................................................................... 2
1.3 Electrostatic Discharge Precautions .................................................... 3
1.4 Main Board Layout ............................................................................. 4
2 Hardware Setup .......................................................................................... 5
2.1 Memory Configuration........................................................................ 5
2.2 CPU Quick Installation Table ............................................................. 5
2.3 Jumper Settings ................................................................................... 6
JB1-CPU to Bus Frequency Ratio Setting........................................ 6
JC1-CPU Clock Setting .................................................................... 7
JV1-CPU Core Voltage Setting ........................................................ 8
JV2-CPU I/O Voltage Setting .......................................................... 9
JR1-ROM Voltage Setting.............................................................. 10
JBT1-CMOS Clear ......................................................................... 11
2.4 Connectors ........................................................................................ 12
J1-ATX Power Supply Connector .................................................. 12
J2-AT Power Supply ...................................................................... 13
CN6-System Pannel Connectors .................................................... 13
HDD-Hard Disk Activity LED................................................ 14
RST-Reset Switch ................................................................... 14
KBLock -Keylock & Po wer LED Con nector . .................. ...... . 14
SPK-Speaker Connector .......................................................... 14
Suspend SW, Suspend LED....................................................... 14
