Name: Symmetricom XLi
Brand: Symmetricom
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XLi Time & Frequency System 211

XLi-man, Issue 8, 6/17/2008, Rev. H

SSSSSSSSSSSS SSSSSSSSSS SSSSSSS S SSS S SSSSS S

Amplitude : 10Vdc, ±1V into 50 Ω

Pulse Width: 20uSec ± 1uSec

Rise Time: <20nSec

Fall Time: <1uSec

Connector: BNC female

Physical: Double high option bay.

CPU-Aware: No

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Default Chapter4
- Table of Contents4
1 : Equipment Overview12
- Xli Time and Frequency System Description and Features12
  - Features and Options12
- Clock Architecture14
2 : System Specifications16
- Mechanical/Environmental16
- AC Power Supply16
- System Time & Frequency Accuracy17
- Chassis18
- Standard Inputs and Outputs19
- Certifications28
3 : Installation/Configuration30
- Installing the GPS Antenna30
- Making Additional Connections34
- Connecting the Power Supply34
- Configuring Network Settings35
- Configuring the Time Display35
- Using the Command Line Interface37
  - Connecting to the Serial Port37
  - Connecting to the Network Port (TELNET)38
- Using the Web Interface38
- Installing or Removing Option Cards39
- Additional Configuration39
- Rack Mounting the Xli42
4 : User Interfaces44
- Card Positions44
- Alarm Status LED44
- Keypad/Display Interface45
- Command Line Interface49
- Web Interface51
5 : Function Reference56
- Function Summary56
- F1 - Time Zone Offset59
- F2 - 12/24 Hour Format60
- F3 - Time & Date61
- F4 - Serial Port Configuration63
- F5 - Time-Quality Setup64
- F6 - Keypad Lock66
- F8 - Continuous Time Once-Per-Second67
- F9 - Time on Request69
- F11 - Time Output Format70
- F13 - Time Error72
- F18 - Software Version Request73
- F27 - FTM III Configuration74
- F42 - Multicode Output Configuration80
- F44 - N.8 Frequency Synthesizer84
- F50 - GPS Receiver LLA/XYZ Position86
- F51 - GPS Antenna Cable Delay88
- F52 - Distribution Cable Delay89
- F53 - GPS Operation Mode91
- F60 - GPS Receiver Satellite List92
- F66 - Daylight Saving Time (DST) Mode95
- F67 - Manual Leap Second Entry97
  - Adding a Leap Second98
  - Subtracting a Leap Second98
  - Setting the Manual Leap Second Function to no Event99
- F69 - Time Mode100
- F71 - Oscillator Statistics102
- F72 - Fault Status103
- F73 - Alarm Control / Status105
  - Alarms - General Information106
- F74 - Clock Source Control118
- F77 - PTTI Output Configuration120
- F78 - Parallel BCD Output Configuration123
- F90 - Code Output Configuration127
- F100 - Network Port Configuration & Xli Firmware128
  - F100 EA - Ethernet Address131
  - F100 IP - IP Address131
  - F100 SM - Subnet Mask132
  - F100 G - Gateway133
  - F100 IC - Network Port Settings134
  - F100 Baset - 10/100 Base- T134
  - F100 L/LOCK/UNLOCK - Remote Lockout135
  - F100 L - Remote Lockout136
  - F100 ST - Self Test Status137
  - F100 BH - Burn Host138
  - F100 BUB - Burn Bootloader138
  - F100 BU - Burn139
  - F100 BF - Burn File System140
  - F100 BUFP - Burn FPGA Firmware141
  - F100 CONFIG - Configure NTP & SNMP142
  - F100 J - Factory Mode Jumper143
  - F100 K I L L - Reboot144
  - F100 P - Change User Password145
  - F100 Pi - Ping146
  - F100 PN - Change User Name146
- F108 - Oscillator Configuration148
- F110 - J1 Input (Time Code, TIET)148
- F111 - J2 Output (Rate, PPO)153
- F113 - J3 Input (Aux Ref, Freq Meas)157
- F116 - Display Brightness Level161
- F117 - Factory Configuration162
- F118 - Option Board Configuration163
- F119 - GPS Receiver Configuration165
- F120 - N.1 Frequency Synthesizer169
- F123 - Have Quick Input/1 PPS Sync Configuration172
- F126 - Options Key Entry175
- F128 - Have Quick Output Configuration176
6 : Option Cards178
- Expansion Module (87-8034-1, 87-8034-2)179
  - IRIG Code out179
  - Alarm179
  - Rates179
  - Optional Programmable Pulse180
  - Alarm Relay (87-8034-2)180
  - Configuring the Expansion Module180
- Multicode Output (87-6002-XL1)182
  - Specifications182
  - Installation182
  - Adjusting Amplitude and Modulation Ratio183
- Frequency Synthesizer (87-8022)184
  - Specifications184
- Frequency Synthesizer (86-708-1)185
  - Specifications185
  - Installation185
- Low Phase Noise 5 Mhz Output (87-8009-5)187
  - Introduction187
  - Specifications187
- Low Phase Noise 10 Mhz Output (87-8009-10)188
  - Introduction188
  - Specifications188
- Mhz Sine/Mpps Square Output (86-8008)188
  - Specifications189
  - Installation191
  - Sine Wave Outputs191
  - Square Wave Outputs191
  - Maintenance191
  - Equipment Required191
  - No Output or Outputs192
  - Noisy Outputs192
  - Incorrect Frequencies192
- T1 Telecom Interface Output (87-6000T1-8)192
  - Introduction192
  - Specifications193
  - Configuration193
  - Frame Format Selection195
  - T1 AIS Assertion and Output Signal Control on Major Fault195
  - Output Signal Frequency Selection196
  - Installation196
  - Operation196
  - Theory of Operation196
  - Alarm Operation196
  - Maintenance197
- E1 Telecom Interface Output (87-6000E1-6)198
  - Introduction198
  - Specifications198
  - Configuration199
  - Installation201
  - Operation201
  - Alarm Operation202
  - Maintenance202
- GPS C/A Receiver (87-8028-2)202
  - Introduction202
  - Specifications203
- Frequency and Time Deviation Monitor (87-8023)203
  - Introduction203
  - Specifications205
  - Installation206
  - Operation207
  - Configuration208
  - Maintenance and Troubleshooting209
- Parallel BCD Msec Output with Time Quality (87-8090)210
- Parallel BCD Usec with Time Quality (87-8090-1)212
- Parallel BCD Msec Output with Unlock Status (87-8090-2)216
- PTTI BCD Output (87-8045)218
  - PTTI 10V 1PPS and 1PPM Output221
- Second Serial Talker or T1 / E1 (87-8047)223
- Havequick/1 PPS Time and Frequency Reference(87-8016-3)227
  - 1PPS Input Specifications227
  - Have Quick Input Specifications228
  - Have Quick Signal Characteristics228
- Have Quick Output with Selectable TFOM (87-8016-6)230
  - Have Quick Output Specifications230
  - Have Quick Signal Characteristics230
  - Havequick with Selectable TFOM230
- Enhanced Low Phase Noise Module (87-8040)232
- Legacy Option Cards233
  - GPS Receiver (86-8013)233
  - Introduction233
  - Specifications233
P7: Oscillators234
- OCXO Oscillator Upgrade234
- High Stability OCXO Oscillator Upgrade234
- Rubidium Oscillator Upgrade235
- High Performance Rubidium Oscillator Upgrade235
8 : Power Supplies236
- Standard 110 VAC Power Supply236
- VDC Power Supply Option (87-8012-12)236
- VDC Power Input Option (87-8012-24)237
- VDC Power Input Option (87-8012-48)237
9 : Software Options238
- Symmetricom Timemonitor Software238
  - Logging TIET and Freq Meas Data238
  - Other Features239
10 : Xli-Generated Messages242
- Error Messages242
- Informational Messages244
A: Using F100 Configuration246
- Configuring NTP & SNMP Parameters246
B: Upgrading System Firmware250
- Overview of Procedure250
- Set up the FTP Server250
- Open a Command Line Session on the Xli251
- Upgrade the Firmware251
- Troubleshooting254
- Faq255
C: Snmp256
- Symmetricomttm-Smiv2.Mib256
- Xlimaincard-Smiv2.Mib266
- Xli-Smiv2.Mib270
- Xlisystem-Smiv2.Mib270
- Editing Snmp.conf281
- SNMP Private Enterprise MIB Structure282
- Configuring and Testing SNMP289
D: Network Time Protocol (NTP)294
- Leap Indicator294
- Editing Ntp.conf294
- Editing MD5 Keys on the NTP Server295
- Editing MD5 Keys on the NTP Client296
E: Time Code Formats298
- Overview298
- Irig298
- Nasa 36300
  - Introduction300
  - NASA 36 Code Format300
    - Xli NASA 36 Time Code Input/Output300
F: World Map of Time Zones302
G: Part Numbers304
H: Sales and Customer Assistance306
Index308

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General

Brand	Symmetricom
Model	XLi
Category	Measuring Instruments
Language	English

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