COM Ports Settings
COM3 / 4 Pin 9 Signal Select (JP9, JP8)
MX266 COM3 / 4 pin 9 signal can be selected as +12V, +5V, or Ring by setting JP9 / JP8 /
JP4.
COM3 / COM4 / COM2 Select (JP9, JP8, JP4)
RI* +5V +12V
COM2 RS232/422/485 Select (JP5, JP6, JP7)
Mx266 COM2 serial port can be selected as RS-232, RS-422, or RS-485 by setting JP5, JP6,
JP7.
COM2 Select (JP5, JP6, JP7)
RS232*
RS422
RS485
Serial Port Header CN26, CN27
Front Panel Connector CN1
Audio Header CN29
Line Out R
1
2
NC
GND
3
4
Mic VRef
Line In R
5
6
Line In L
Mic In
7
8
GND
NC
9
10
Line Out L
VCC5
1
2
VCC5
HD LED
3
4
GND
GND
5
6
PWRBTN
RST SW
7
8
GND
Reserved
9
10
NC
NC
10
5
GND
RI
9
4
TxD
CTS
8
3
SOUT
RTS
7
2
RxD
DSR
6
1
DCD
Clear CMOS JP1
ATX
Pow
er Connector Block
Normal (Default
1-2
Clear CMOS
2-3
3.3V 11
1 3.3V
-12V 12
2 3.3V
GND 13
3 GND
PS-ON 14 4 +5V
GND 15
5 GND
GND 16
6 +5V
GND 17
7 GND
+5V 18
8
PWROK
+5V 19
9
5VSB
+5V 20
10
+12V
JP5
1 3 5
2 4 6
2
4
6
1
3
5
JP6
JP7
1 3 5
2 4 6
1 3 5
2 4 6
1 3 5
2 4 6
1 3 5
2 4 6
1 3 5
2 4 6
2
4
6
1
3
5
2
4
6
1
3
5
2
4
6
1
3
5
2
4
6
1
3
5
2
4
6
1
3
5
MX266
MX266
With 1 GHz VIA Eden ESP10000 Processors
4 COM Port, Dual 10/100 LAN, PCI Riser up to 3 PCI Slots, Mini PCI
and 24/48bit LVDS DFP Support
User’s Quick Start Card
Version 1.0
http://www.bcmcom.com
Inspect the Package:
One
MX266 Motherboard
One
IDE Cable (80 Pins)
One
SATA Cable
Two
COM port Cable (DB9)
One
I/O Shield
One
User’s Quick Start Card
One
Driver CD (Manual/Drivers)
Responsibility:
This manual is provided “As-Is” with no warranties of any kind, it will neither expressed or
implied, including, but not limited to the implied warranties or conditions of this product’s fitness
for any particular purpose. In no event shall we be liable for any loss of profits, loss of business,
loss of data, interruption of business, or indirect, special, incidental, or consequential damages
of any kind, even the possibility of such damages arising from any defect or error in this manual
or product. We reserve the right to modify and update the user manual without prior notice.
WARNING: CMOS Battery Damage
Replace your system’s CMOS RAM battery only with the identical CR-2032 3V Lithium-Ion coin
cell (or equivalent) battery type to avoid risk of personal injury or physical damage to your
equipment. Always dispose of used batteries according to the manufacturer’s instructions, or
as required by the local ordinance (where applicable). The damage due to not following this
warning will void your motherboard’s manufacturer warranty.
ATTENTION: Incorrect BIOS Setup
If you do not know how to handle BIOS setup or how to set it up properly, it is strongly
advisable that you do not modify any of the settings than otherwise instructed in the User’s
Quick Start Card. Even a seemingly small incorrect adjustment or modification in the BIOS
setup can render your system unstable or unusable. The incorrect BIOS setup is not covered
by your motherboard’s manufacturer warranty.
Additional Information:
Additional information on setting this board up can be found in the User’s Manual in the
provided CD-ROM. The Online User’s Manual and FAQ/Knowledge Base can be found on our
website by visiting our website:
http://www.bcmcom.com
. If your question is not answered in
our FAQ/Knowledge Base, visit our forums and post your messages or submit a new FAQ
through FAQ Submittal form for us to add your question in our FAQ with our answer.
