Advantech MIC-770 V2 User Manual page 70

3.2.2.16 CSM Configuration
Compatibility Support Module Configuration

– CSM Support
"Enable or Disable" CSM Support. The default setting is "Disabled". If your
graphic card does not support UEFI mode, make sure to select "Enabled" to
allow non-UEFI boot mode before installing the graphic card to turn on the
computer.
MIC-770 V2 User Manual
Figure 3.34 CSM Configuration
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