Spectracom VersaSync - Page 8

CHAPTER 3
Managing Time
113
3.1 The Time Management Screen
114
3.2 System Time
115
3.2.1 System Time
116
3.2.1.1 Configuring the System Time
116
3.2.1.2 Timescales
117
3.2.1.3 Manually Setting the Time
118
3.2.1.4 Using Battery Backed Time on Startup
120
3.2.2 Timescale Offset(s)
122
3.2.2.1 Configuring a Timescale Offset
122
3.2.3 Leap Seconds
123
3.2.3.1 Reasons for a Leap Second Correction
123
3.2.3.2 Leap Second Alert Notification
124
3.2.3.3 Leap Second Correction Sequence
124
3.2.3.4 Configuring a Leap Second
125
3.2.4 Local Clock(s), DST
126
3.2.4.1 Adding a Local Clock
126
3.2.4.2 DST Examples
128
3.2.4.3 DST and UTC, GMT
129
3.3 Managing References
129
3.3.1 Input Reference Priorities
129
3.3.1.1 Configuring Input Reference Priorities
131
3.3.1.2 The "Local System" Reference
133
3.3.1.3 The "User/User" Reference
134
3.3.1.4 Reference Priorities: EXAMPLES
136
3.3.2 Reference Qualification and Validation
139
3.3.2.1 BroadShield
139
3.3.3 The GNSS Reference
147
3.3.3.1 Reviewing the GNSS Reference Status
148
3.3.3.2 Determining Your GNSS Receiver Model
152
3.3.3.3 Selecting a GNSS Receiver Mode
153
3.3.3.4 Setting GNSS Receiver Dynamics
155
3.3.3.5 Performing a GNSS Receiver Survey
157
3.3.3.6 GNSS Receiver Offset
159
3.3.3.7 Resetting the GNSS Receiver
160
3.3.3.8 Deleting the GNSS Receiver Position
161
3.3.3.9 Manually Setting the GNSS Position
162
VI
VersaSync User Manual • TABLE OF CONTENTS