F:\>powercfg -energy
Enabling tracing for 60 seconds...
Observing system behavior...
Analyzing trace data...
Analysis complete.

Energy efficiency problems were found.

11 Errors
15 Warnings
21 Informational

See F:\energy-report.html for more details.

Power Efficiency Diagnostics Report
Computer Name *******
Scan Time 2014-04-25T12:52:49Z
Scan Duration 60 seconds
System Manufacturer *******
System Product Name 20*****MH
BIOS Date 03/13/2014
BIOS Version GIET71WW (2.21 )
OS Build 7601
Platform Role PlatformRoleMobile
Plugged In true
Process Count 152
Thread Count 1707
Report GUID {e****d-4edb-8ea0-ed63947f1118}
Analysis Results
Errors