Table of Contents
Advertisement
5-10 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.
Note: On two pin jumpers,
"Closed" means the jumper is
on both pins and "Open" means
the jumper is off the pins.
CMOS Clear
Refer to the table on the right for
the jumper settings to clear CMOS.
Always remove the AC power
cord from the system before
clearing CMOS.
supply, you must completely shut down the
system, remove the AC power cord and then
use JBT1 to clear CMOS. Replace JBT1 back to
the pin 1-2 position before powering up the
system again. Do not use the PW_ON connec-
tor to clear CMOS.
choose
between
Jumpers
Note: For an ATX power
Connector
CMOS Clear Jumper Settings
Jumper
Position
1-2
2-3
Position
1-2
5-19
Chapter 5: Installation
3
2
Pins
Jumper
Cap
3
2
Setting
Pin 1-2 short
(JBT 1)
Definition
Normal
CMOS Clear
Position
2-3
1
1
Advertisement
Table of Contents
