IBASE MB500 User Manual
MB500
AMD Geode LX
Mini ITX Motherboard
USER’S MANUAL
Version 1.1
Acknowledgments
Award is a registered trademark of Award Software International,
Inc.
PS/2 is a trademark of International Business Machines
Corporation.
Microsoft Windows is a registered trademark of Microsoft
Corporation.
Winbond is a registered trademark of Winbond Electronics
Corporation.
All other product names or trademarks are properties of their
respective owners.
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MB500 User’s Manual
Table of Contents
Introduction ....................................................... 1
MB500 Product Features ..................................................... 1
Checklist .............................................................................. 2
Specifications ...................................................................... 3
Board Dimensions ............................................................... 4
Installations ....................................................... 5
Installing the Memory ......................................................... 6
Setting the Jumpers ............................................................. 7
Connectors on MB500 ...................................................... 11
Watchdog Timer Configuration ........................................ 22
BIOS Setup ....................................................... 25
Drivers Installation ...................................... 41
Entertainment Encryption/Decryption Controller Driver .. 42
VGA Drivers Installation .................................................. 44
Audio Driver Installation .................................................. 47
Appendix ........................................................... 51
A. I/O Port Address Map ................................................... 51
B. Interrupt Request Lines (IRQ) ...................................... 52
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MB500 User’s Manual
INTRODUCTION
Introduction
MB500 Product Features
The MB500 Mini ITX motherboard incorporates the AMD Geode LX
processor with speeds of 433MHz (LX700) or 500MHz (LX800). As of
this writing, it comes with two board versions, namely:
MB500 - AMD Geode LX700, 433MHz, Mini ITX mot herboard w/
VGA, 10/100 LAN, CF
MB500F - AMD Geode LX800, 500MHz, Mini ITX motherboard
w/ VGA, dual 10/100 LAN, CF
The AMD Geode™ LX 800@0.9W processor delivers the most
performance per watt in the industry today, providing x86 power and
versatility to applications for entertainment, business, education, and
embedded markets. Its innovative architecture and high level of
integration enables small form-factor designs. The AMD Geode
LX700@0.8W processor delivers great performance at lower power for
value, embedded applications, while delivering full x86 functionality.
MB500 FEATURES:
• Supports AMD Geode LX, 433MHz (LX700) / 500MHz
(LX800)
• DDR DIMM x 1, Max. 1GB memory
• One or two Realtek RTL8100C 10/100 Ethernet
• Integrated LX800/LX700 2D VGA controller
• Supports VGA CRT and TFT/LVDS LCD display
• 4x USB 2.0, 4x COM, CompactFlash socket
• Watchdog timer, Digital I/O, 1x PCI, 1x Mini PCI
MB500 User’s Manual 1
INTRODUCTION
Checklist
Your MB500 package should include the items listed below.
• The MB500 Mini ITX board
• This User’s Manual
• 1 CD containing chipset drivers and flash memory utility
• 1 x I/O Shield
• Accompanying cables (IDE, COM, LPT)
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MB500 User’s Manual
Specifications
INTRODUCTION
CPU AMD Geode LX
Chipset AMD CS3356 chipset
BIOS Award BIOS, 4Mbit
System Memory One DDR socket supports up to 1GB DDR SDRAM
Integrated VGA AMD LX800/LX700 built-in 2D graphics controller
LAN One or two Realtek RTL8100C 10/100 Ethernet controller
Audio Line in, Line out, Mic connectors on board
Multi I/O AMD CS5536 + Winbond W83627HG + Fintek F81216D
IDE Interface One enhanced IDE channel supports 2 IDE devices; supports
FDD Interface Onboard slim FDD connector
Serial Ports Four Serial ports (COM2 configurable as RS422/485)
USB (2.0) Supports 4 USB ports (2 ports + 2 ports via pin header)
IrDA Pin header
Keyboard and Mouse
PS/2 type connector
Watchdog Timer Generates system reset; 256 levels
Hardware Monitoring
Built in W83627HG; monitors system/CPU tem perature and voltage
Digital I/O 4 in / 4 out
Expansion Slot 1 PCI, 1 MiniPCI
CompactFlash Socket Type II
Edge Connectors PS/2 KB & Mouse, 4x USB, COM1, LPT, RJ45, VGA, LAN1 RJ45,
Onboard Connectors/Headers
CF socket, COM2/3/4, IDE, FDD, USB, IrDA, 44-pin TFT interface
Form Factor Mini-ITX Motherboard
Dimensions 170mm x 170mm
LX800 @ 500MHz (MB500F)
LX700 @ 433MHz (MB500)
266/333/400 DDR SDRAM
Supports CRT and TFT LCD display
Supports 24-bit single channel LVDS
64MB shared memory
RJ-45 on board
Supports 1x IDE, 1x FDD, 1x KB, 1x Mouse, 4x RS232, 1x LPT
UDMA33/66/100
LAN2 RJ-45 (MB500F only)
MB500 User’s Manual 3
INTRODUCTION
Board Dimensions
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MB500 User’s Manual
INSTALLATIONS
Installations
This section provides information on how to use the jumpers and
connectors on the MB500 in order to set up a workable system. The
topics covered are:
Installing the Memory .................................................................. 6
Setting the Jumpers ...................................................................... 7
Connectors on MB500 ............................................................... 11
Watchdog Timer Configuration ................................................. 22
MB500 User’s Manual 5
INSTALLATIONS
Installing the Memory
The MB500 embedded board supports one DDR memory sockets for a
maximum to tal memory of 1G B in DDR memory type. The memor y
module capacities supported are 128MB, 256MB, 512MB and 1GB.
Installing and Removing Memory Modules
To install the DDR modules, locate the memory slot on the embedded
board and perform the following steps:
1. Hold the DDR m odule so t hat the key of the DDR modul e aligns with
those on the memory slot.
2. Gently push the DDR module in an upright position until the clips of
the slot close to hold the DDR module in place when the DDR module
touches the bottom of the slot.
3. To remove the DDR module, press the clips with both hands.
6
Lock
DDR Module
MB500 User’s Manual
Lock
LockLock
INSTALLATIONS
Setting the Jumpers
Jumpers are used on MB500 to select various settings and features
according to your needs and applications. Contact your supplier if you
have doubts about the best configuration for your needs. The following
lists the connectors on MB500 and their respective functions.
Jumper Locations on MB500 ......................................................... 8
JP2: Voltage Setting for LVDS ...................................................... 9
JP6: Clear CMOS Contents ............................................................ 9
JP3, JP4, JP5: RS232/422/485 (COM2) Selection ......................... 9
JP7: Case Open Setting ................................................................ 10
JP8: CompactFlash Master/Slave Selection ................................. 10
JP9: ATX/AT Mode Select ......................................................... 11
MB500 User’s Manual 7
INSTALLATIONS
Jumper Locations on MB500
Jumpers on MB500 ............................................................................... Page
JP2: Voltage Setting for LVDS .................................................................. 9
JP6: Clear CMOS Contents ........................................................................ 9
JP3, JP4, JP5: RS232/422/485 (COM2) Selection ...................................... 9
JP7: Case Open Setting ............................................................................. 10
JP8: CompactFlash Master/Slave Selection .............................................. 10
JP9: ATX/AT Mode Select ...................................................................... 11
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MB500 User’s Manual
INSTALLATIONS
JP2: Voltage Setting for LVDS
Jumper Setting Function
Pin 1-2
Short/Closed
Pin 2-3
Short/Closed
5V
3.3V
JP6: Clear CMOS Contents
Note: Disconnect the ATX-power connector from the board before
clearing CMOS.
Jumper Setting Function
Pin 1-2
Short/Closed
Pin 2-3
Short/Closed
Normal
Clear CMOS
JP3, JP4, JP5: RS232/422/485 (COM2) Selection
COM1 is fixed for RS-232 use only.
COM2 is selectable for RS232, RS-422 and RS-485.
The following table describes the jumper settings for COM2 selection.
COM2
Function
Jumper
Setting
(pin closed)
RS-232 RS-422 RS-485
JP3:
3-5 & 4-6
JP4:
3-5 & 4-6
JP5:
1-2
JP3:
1-3 & 2-4
JP4:
1-3 & 2-4
JP5:
3-4
JP3:
1-3 & 2-4
JP4:
1-3 & 2-4
JP5:
5-6
MB500 User’s Manual 9
INSTALLATIONS
JP7: Case Open Setting
Jumper Setting Function
Short/Closed Case open
Open Case closed
JP8: CompactFlash Master/Slave Selection
Jumper Setting Function
Short/Closed Slave
Open Master
JP9: ATX/AT Mode Select
Remarks: This jumper is supported only on board version 1.1 and
above.
Jumper Setting Function
Pin 1-2
Short/Closed
Pin 2-3
Short/Closed
ATX Mode (default)
AT Mode
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MB500 User’s Manual
Connectors on MB500
The connectors on MB500 allows you to connect external devices such
as keyboard, floppy disk drives, hard disk drives, printers, etc. The
following table lists the connectors on MB500 and their respective
functions.
Connector Locations on MB500 .................................................. 12
CN1: DC Jack (DC in, 12V only) ................................................ 13
CN2: PS/2 Keyboard and Mouse Connectors .............................. 13
CN3: COM1 Serial Port ............................................................... 13
CN4: Parallel Port Connector ....................................................... 14
CN5: VGA CRT connector .......................................................... 14
CN6: 10/100 RJ45 Connector (for MB500F only) ....................... 15
CN7: 10/100 RJ45 and USB Connectors ..................................... 15
CN8: Line Out, Line In, Mic Connector ...................................... 15
CN9: Compact Flash Socket ........................................................ 15
PCI1: PCI Slot .............................................................................. 15
DDR1: 184-pin DDR DIMM Socket ........................................... 15
J2: ATX Power Supply Connector ............................................... 16
J3: LVDS Connector .................................................................... 16
J4: LCD Inverter Connector ......................................................... 17
J5: LCD (TTL) Connector ............................................................ 17
J6, J7, J8: COM2, COM3, COM4 Serial Ports............................. 18
J9: IrDA Connector ...................................................................... 18
J10: Digital 4-in 4-out I/O Connector .......................................... 19
J11: Mini PCI Socket ................................................................... 19
J12: For Right Speaker ................................................................. 19
J13: Wake On LAN Connector .................................................... 19
J14: For Left Speaker ................................................................... 19
J15: USB Connector (USB2/USB3) ............................................. 19
J16: Front I/O Connector .............................................................. 20
J17: Function Connector .............................................................. 20
J18: CD-In Audio Connector ....................................................... 20
FDD1: Floppy Drive Connector ................................................... 20
IDE1: Primary IDE Connector ..................................................... 21
FAN1, FAN2: Fan Power Connectors ......................................... 21
INSTALLATIONS
MB500 User’s Manual 11
INSTALLATIONS
Connector Locations on MB500
12
Connectors on MB500
MB500 User’s Manual
INSTALLATIONS
CN1: DC Jack (DC in, 12V only)
CN2: PS/2 Keyboard and Mouse Connectors
PS/2 Mouse
PS/2 Keyboard
Signal Name Keyboard Mouse Signal Name
Keyboard data 1 1 Mouse data
N.C. 2 2 N.C.
GND 3 3 GND
5V 4 4 5V
Keyboard clock 5 5 Mouse clock
N.C. 6 6 N.C.
CN3: COM1 Serial Port
CN3 (COM1) is a DB-9 connector serial port.
Signal Name Pin # Pin # Signal Name
DCD, Data carrier detect 1 6 DSR, Data set ready
RXD, Receive data 2 7 RTS, Request to send
TXD, Transmit data 3 8 CTS, Clear to send
DTR, Data terminal ready 4 9 RI, Ring indicator
GND, ground 5 10 Not Used
MB500 User’s Manual 13
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