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S
UPER X5DMS-6GM/X5DMS-8GM User's Manual
2-6
Jumper Settings
Explanation of
Jumpers
To modify the operation of the
motherboard, jumpers can be
used
to
optional settings.
create shorts between two pins
to change the function of the
connector. Pin 1 is identified
with a square solder pad on
the printed circuit board. See
the motherboard layout pages
for jumper locations.
No te : On two pin jumpers,
"Closed" means the jumper is
on and "Open" means the
jumper is off the pins.
CMOS Clear
JBT1 is used to clear CMOS. Instead of pins, this jumper consists of con-
tact pads to prevent accidentally clearing the contents of CMOS. To clear
CMOS, use a metal object such as a small screwdriver to touch both pads
at the same time to short the connection.
cord from the system before clearing CMOS.
Note: For an ATX power supply, you must completely shut down the sys-
tem, remove the AC power cord and then short JBT1 to clear CMOS. Do
not use the PW_ON connector to clear CMOS.
Main Power Override
Instead of using the chassis
power on switch, you may close
jumper JP40 to apply power to the
system.
This effectively disables
the power button from turning off
the system. See the table on the
right for jumper settings. The de-
fault setting is Open (normal).
choose
between
Jumpers
Connector
Pins
Jumper
Cap
Setting
Always remove the AC power
Jumper
Position
Open
Closed
2-14
3
2
1
3
2
1
Pin 1-2 short
Power On
Jumper Settings
(JP40)
Definition
Normal
Force Power On
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