Advantech SOM-C350, User Manual

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SOM-C350 User Manual 8
The standard module has no jumper at SCN2, so BIOS settings are kept without a
RTC coin battery, if you need to restore the BIOS to default settings, follow the steps
below:
1. Remove the coin battery
2. Put jumper on SCN3 pin2-3
3. Turn on power supply
4. The system will boot up a few times
5. The BIOS will load default setting successfully
1.3.9 Power Management

Power Supply
Supports both ATX and AT power modes. VSB is for suspended power and can be
optional if not required by standby (suspend-to-RAM) support. RTC battery may be
optional if date/timekeeping is not required.
– Vin: 12V +/- 5%
– VSB: 5V +/- 5% (Suspend power)
– RTC Battery Power: 2.0V - 3.3V

PWROK
Pin Function
2 N/A [Default]
2-3 BIOS Clear_CMOS load default setting
or
Reserved
BIOS Default
Settings
SCN3