User Guide

Ways to Use ClockWatch
Scenario 1 - Casual User, Manual Mode
ClockWatch is installed and run like a regular program whenever the user thinks of it or as part of a regular maintenance routine.

Profile: For this user accurate time is important when needed.

Scenario 2 - Power User, Daily Mode
ClockWatch is installed and running in the System Tray.  The mode is set to daily and the time is set when the Internet connect is typically up.

Profile: For this user accurate time is important and ClockWatch makes the setting daily.

Scenario 3 -Mission Critical, Periodic Mode
ClockWatch is installed and running in the System Tray (or as an NT Service) in the Periodic mode. The user has selected an interval that in practice has proven to keep the clock within a comfortable level of accuracy.

Profile: For this user accurate time is of the essence. Since the system utilization varies over the day, the ClockWatch software checks that the clock is correct several times each day.

Scenario 4 - File Server, Auto Mode
ClockWatch is installed and running in the System tray (or as an NT Service) in the Auto Mode.  ClockWatch calculates when to make the next setting based on the accuracy required by the user and the traditional Clock Drift experienced on that system.

Profile: For this user accurate time is critical and system load and utilization is fairly consistent.

Scenario 5- Scientific, Once Mode
ClockWatch is installed and run in the Once mode the time is scheduled to make a setting before the user begins a particularly critical program or test when time must be correct or when coordination with outside machines or processes is critical.

Profile: For this user accurate time at a certain point in time is critical.

Scenario 6- Dial-up Desktop user, Manual Mode
This user uses ClockWatch whenever they're logged onto the net, which might be once a day or a few times a week.

Profile: For this user convenience and ease of use are key

Scenario 7- Direct-connect Laptop user, Manual Mode
This Laptop user uses the direct connect feature of ClockWatch. They use the internal laptop modem to dial into the NIST for a quick time fix.

Profile: For this user setting the clock can be done anywhere, any time.

Scenario 8- Embedded Application, Batch Mode
ClockWatch is configured in the Windows 98 Task Scheduler or the user's System Assistant in Microsoft Plus+ profile, which is part of their regular maintenance routine. This task is set to run every night at 3 AM when Internet access is first available.

Profile: For this user accurate time is as simple as set it and forget it.