mITX-SKL-H – User Guide, Rev.1.1
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6.
Power Button
If the board does not start by itself when switching on the ATX/DC PSU AC mains,
then follow these instructions
to start the board. Install the “Always On” Jumper in the “Always On” position or toggle the PWRBTN_IN# signal
(available in the FRONTPNL connector), by momentary shorting pins 16 (PWRBTN_IN#) and pin 18 (GND).
A “normally open” switch is recommended.
7.
BIOS Setup
Enter the BIOS setup by pressing the <DEL> key during boot up.
Enter “Exit Menu” and Load setup Defaults.
See Chapter 9.2 Setup Menus, for details on the BIOS setup.
CMOS jumper drains the RTC well and resets the date/time, it does not affect BIOS Settings
8.
Mounting the board in chassis
When fixing the motherboard in a chassis, it is recommended to use screws with integrated washer and a
diameter of ≈7 mm. Do not use washers with teeth, as they can damage the PCB and cause short circuits.
When mounting the board in a chassis, take into consideration that the board contains
components on both sides of the PCB that can easily be damaged if the board is handled
without reasonable care. A damaged component can result in malfunction or no function at
all.
Vibration may cause damage to boards
When setting up boards within a system, steps must be taken to reduce the level of
vibration within the system. It is the user’s responsibility to ensure that boards can function
properly in their system.
2.3.
Lithium Battery Replacement
If replacing the lithium battery, follow the replacement precautions stated below.
Danger of explosion if the lithium battery is incorrectly replaced.
Replace only with the same or equivalent type recommended by the manufacturer
Dispose of used batteries according to the manufacturer’s instructions
