- You have enabled "Allow wake timers" setting on current power policy in Power Options item in Control Panel.
- You set a Scheduled Task to wake the computer 1 month and 10 minutes later:
For example, If the current time is 7/14/2011 PM 4:48. You can set a scheduled task to 8/14/2011 PM 4:58 with the following setting on the "Conditions" tab:
“Wake the computer to run this task” checkbox checked
"Start the task only if the computer is on AC power" checkbox unchecked
- You put the computer into sleep.
You may find the computer wakes up 10 minutes later instead of 1 month and 10 minutes later. You may also see the following event log entry in system event log:
Log Name: System
Date: 7/14/2011 4:58:19 PM
Event ID: 1
Task Category: None
User: LOCAL SERVICE
The system has resumed from sleep.
Sleep Time: 2011-07-14T16:51:29.943417800Z
Wake Time: 2011-07-14T16:58:00.770507800Z
Wake Source: Unknown