The display must turn off after 20 minutes of inactivity when the system is plugged in.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-36691	WN08-CC-000057	SV-48314r2_rule	ECSC-1	Low

Description
Turning off an inactive display supports energy saving initiatives.

STIG	Date
Windows 8 / 8.1 Security Technical Implementation Guide	2015-06-16

Details

Check Text ( C-44988r1_chk )
If the following registry value does not exist or is not configured as specified, this is a finding: Registry Hive: HKEY_LOCAL_MACHINE Subkey: \Software\Policies\Microsoft\Power\PowerSettings\3C0BC021-C8A8-4E07-A973-6B14CBCB2B7E\ Value Name: ACSettingIndex Type: REG_DWORD Value: 0x000004b0 (1200) or less If an organization has an operational requirement to keep displays active, this would not be a finding.

Check Text ( C-44988r1_chk )

If the following registry value does not exist or is not configured as specified, this is a finding:

Registry Hive: HKEY_LOCAL_MACHINE
Subkey: \Software\Policies\Microsoft\Power\PowerSettings\3C0BC021-C8A8-4E07-A973-6B14CBCB2B7E\

Value Name: ACSettingIndex

Type: REG_DWORD
Value: 0x000004b0 (1200) or less

If an organization has an operational requirement to keep displays active, this would not be a finding.

Fix Text (F-41447r1_fix)
Configure the policy value for Computer Configuration -> Administrative Templates -> System -> Power Management -> Video and Display Settings -> "Turn Off the Display (Plugged In)" to "Enabled" with "1200" seconds or less.