2.19.1 How to Configure an Input Reference 162
2.19.2 Configure a 1PPS Input 163
2.19.3 Configure an ASCIIInput 163
2.19.4 Configure a HaveQuick Input 166
2.19.5 Configuring an IRIGInput 167
2.20 Configuring Outputs 169
2.20.1 How to Configure an Output 169
2.20.2 Configuring a 1PPS Output 170
2.20.3 Configuring the 10 MHz Output 171
2.20.4 Configure an ASCII Output 172
2.20.5 Configuring a GPIOOutput 174
2.20.6 Configuring a HaveQuick Output 175
2.20.7 Configuring an IRIG Output 177
2.20.8 The Outputs Screen 180
2.20.9 The 1PPS and 10MHz Outputs 180
2.21 The Option Cards Screen 182
2.22 Signature Control 183
CHAPTER 3
Managing Time 185
3.1 The Time Management Screen 186
3.2 System Time 187
3.2.1 System Time 188
3.2.1.1 Configuring the System Time 188
3.2.1.2 Timescales 190
3.2.1.3 Manually Setting the Time 191
3.2.1.4 Using Battery Backed Time on Startup 193
3.2.2 Timescale Offset(s) 195
3.2.2.1 Configuring a Timescale Offset 195
3.2.3 Leap Seconds 196
3.2.3.1 Reasons for a Leap Second Correction 196
3.2.3.2 Leap Second Alert Notification 197
3.2.3.3 Leap Second Correction Sequence 198
3.2.3.4 Configuring a Leap Second 198
3.2.4 Local Clock(s), DST 199
SecureSync 2400 User Manual • TABLE OF CONTENTS
VII