Norco EMB-3706, Руководство пользователя, Страница: 14 / 52

EMB-3706 User's Manual
4
Key components of this motherboard are Integrated circuit and these components
could be easily damaged by electrostatic influence. So, before installing this unit, please
always keep the following precautions in mind
：
1
．
Please hold the board by edges and don’t touch any components or plug and socket pins
2
．
Wear anti-static gloves/wrist strap while touching the integrated circuit components, such as
CPU, RAM, etc.
3
．
Put those unused or uninstalled components in static shielding bags or trays.
4
．
Please first check the power switch is off before connecting the power plug.
2.3 Jumper Settings
Please refer to following instructions to do jumper settings before installing the
motherboard.
Remark: How to identify the PIN1 of all jumpers and interfaces: Please observe the word
mark on the side of the plug socket, which will be a “1” or bold line or triangular symbol; And
please look at the back of PCB, each with a square shape will be the PIN 1; and all the jumpers’
PIN1 have a white arrow on the side.
2.3.1 CMOS Clear/Hold Jumper Setting
（
JCC
）
CMOS is powered by the on board button cells. Clear CMOS may lead to permanent
elimination of previous system settings and make the system back to the original settings
(factory default).
Steps
：（
1
）
Shut down the computer and disconnect power supply
；
（
2
）
Make the jumper JCC Pin1 and Pin 2 short for 5~10 seconds
（
Pin1-2
）
and then
make it back to default setting with Pin 2-3 connected
；
（
3
）
Start the computer and press <Del> to enter BIOS setup, then reload optimal
defaults
；
（
4
）
Save and Exit