Ampro Corporation COM 830 - Manual (Page 68)

Chapter 4 BIOS Setup Description
62 Reference Manual COM 830
C1 Enable Standard
Enhanced
Enable standard or enhanced C1 support.
C2 Enable Disabled
Standard
Enhanced
Disable or enable C2 support in standard or enhanced mode.
C3 Enable Disabled
Standard
Enhanced
Disable or enable C3 support in standard or enhanced mode.
C4 Enable Disabled
Standard
Enhanced
Disable or enable C4 support in standard or enhanced mode.
Hard C4 Enable Disabled
Enabled
Enable or disable hard C4 support (additional power
reduction compared to C4).