Parameter Specification PRS Inputs, T1 Inputs | Symmetricom 1000

Chapter 7 Specifications of the TimeProvider

Inputs

Table 7-4. Input Signal Specifications

Parameter

Specification

	PRS Inputs

Frequency	2.048 MHz, 5 MHz, 10 MHz
Japan Frequency	1.544 MHz, 6.312 MHz

Amplitude	1 V RMS ±3 dB
Japan Amplitude	–17 dBm to +5 dBm

Termination Impedance	75 Ω

	T1 Inputs

Framing	D4/SF or ESF (User Selectable)

Bit Rate	1544 kbit/s

Format	AMI or B8ZS (per (ANSI) T1.102 & ITU-T G.703 Sec. 5)

Amplitude Range	+3 to –24 dB DSX

Jitter and Wander Tolerance	Meets the requirements of Bellcore GR-1244-CORE, Section 4.

	E1 Inputs

Type	G.703 Sec. 9 Framed E1

Bit Rate	2048 kbit/s

Format	CAS or CCS (per ITU-TG.703 Sec. 2 & (ANSI) T1.102 DS1A CRC4
	enabled/disabled AMI or HDB3)

Amplitude Range	+3 to –27 dB DSX

Jitter and Wander Tolerance	Meets the requirements of ITU-T G.823

Type	G.703 Sec. 9 Framed E1

097-58001-02 Revision G – April 2008

TimeProvider User’s Guide 197

Image 197

Symmetricom 1000, 1100 manual Parameter Specification PRS Inputs, T1 Inputs, E1 Inputs

Contents

TimeProvider 1000 and 1100 Edge Clock Symmetricom, Inc Contents Engineering and Ordering Procedures Provisioning the TimeProvider Testing the TimeProvider Maintaining and Troubleshooting the TimeProvider Index Figures TimeProvider User’s Guide Tables TimeProvider User’s Guide This Preface How to Use This Guide Who Should Read This Guide Purpose of This GuideStructure of This Guide Chapter, Title Description Conventions Used in This Guide When text appears It means This way TimeProvider User’s Guide Related Documents and Information Added Provisioning Snmp Parameters, on This Chapter Overview of the TimeProvider Shelves Overview TimeProvider 1000 ETSI-style Shelf Expansion Panel Outputs Inputs Operating Modes SSU ModeCommunication Clocks Performance Monitoring SUB ModePRR Mode Tdev Calculations Phase MeasurementsMtie Calculations Ffoff Calculations NTP Operation NTP Operation Physical Description Snmp Simple Network Management Protocol GPS Connector Input Output Modules Functional Description Information Management Card IMC ShelfInput Module Input/Output and Clock Module IOC IOC Type Max Power W Typical Power W System PowerOutput Module Expansion Panel Communication Ports Reference Input SignalsEthernet Local Craft Serial Port Selecting the Input Revertive SwitchingInput State Quality Level and Priority Level SSMs and Quality Level Non-Revertive Subtending ModeSequence QLevel on Active Reference LOS INP2 INP1 GPS InputsNon-Revertive1 Revertive2 Clock Performance Output Signals Retimer Modules Description Quality Level Abbreviation AlarmsSynchronization Status Messages SSMs Output SSMs Input SSMs BesTime SmartClock GPS Holdover Normal Tracking Engineering and Ordering Procedures Model 1100 Rear Access Model 1000 Front AccessFront Access Shelf Input Modules Rear AccessOutput Modules Part Number Description IMC IMC and IOC Modules GPS Antenna Part Number Description Ordering the Cable Management Option Ordering and Parts ListOrdering an NTP or Snmp License Model Outputs Part Number Ordering an NTP or Snmp License Installing the TimeProvider Getting Started Pre-Installation CheckPerforming a Site Survey Physical Space Environmental Requirements Gathering the Tools Main Shelf Unpacking the UnitRack Mounting Cable Management Tray Rack Mounting Rack Mounting Rear Access Shelf Front Access ShelfMaking Connections Making Ground Connections Making Power Connections Rear Access Shelf Front Access Shelf Verifying Power and Grounding Connections Making Input Connections Installing the Input ModuleItem Number Description Alarm Connector Reference Pin Description Pinout for the DB9 Input module is shown in Table 10. BT43 Input Module Connector Output Module Pin Description Installing the Output ModuleMaking Output Connections Item Number Description Reference 12. BNC and Wire-Wrap Output Modules 14. BT43 and Metric Siemens Output Modules 17. Sample Installation Schematic for a Retimer Making Retimer Connections Making Alarm Connections Making GPS Connections Installing the GPS Antenna Making Connections 20. Antenna-to-Shelf Cabling 21. Installing the Antenna Bracket on a Pipe 23. Attaching the Antenna to the Bracket Assemble the lightning suppressor as shown in Figure Installing the Tpiu Installing the Integrated IMC/TPIU 26. Mounting the Tpiu with a Model 1000 ETSI-Style Shelf Making Communications Connections Connecting to the Local Craft and Remote Serial PortsLocal Craft Connector Remote Connector Signal Pin Direct Ethernet Connection Installing Connections to the Ethernet PortChanging Communications Settings Name Pin Network Connection Powering Up the Shelf Installation Check ListWorking With Cards Properly Handling Cards Removing Cards Inserting Cards IMC Release IOC Release Features Added Firmware FeaturesNTP IMC/TPIU Provisioning the TimeProvider TL1 Overview TL1 Command StructureSymbol Description TL1 Response Format Error ResponseNormal Response In-Process Response Autonomous Messages Starting the TimeProvider for the First Time LED Indications on Power-up Powering Up the TimeProviderChanging the Echo Mode Logging In for the First Time Setting the Date and Time Setting the Source ID sidSetting the Response Format Setting RS-232 Parameters Setting Communications ParametersSetting Ethernet Parameters Setting User Security Setting the Echo Mode Setting the Handshaking Flow Mode Aid Keyword Value Description Default Setting Ethernet ParametersSetting the IP Addresses Checking Communication Links Defining the Security ParametersPing Retrieve Header TimeProvider Access Levels Defining a User at the Security Access Level Managing the User List Adding a User at the Security Access LevelLogging Logging Uid Value Description Logging OutParameter Uid Value Description Adding a User Admin SecurityParameter Value Description None User Displaying a User’s Access Level Changing the Current User’s PasswordKeyword Value Description Parameter Description None User Admin Security Editing a User’s Access LevelAcclvl None User Admin Security Response Value Description Retrieving Current Users Deleting a User Starting SynCraft Using SynCraft Create New Connection Window Creating a Connection Closing a Connection Opening a Connection Setting the System Mode Setting the System ModeKeyword Value Description Default value Provisioning the IOC PRR Retrieving the Current System ModeSysmode SUB Setting the IOC Parameters PRS Instate Enable Setting the Input StateGPS = Disable Provisioning the Input Reference Setting the GPS Parameters PRS Frmtype Setting the Input FrequencySetting the Input Frame Type Automatic Return to a Higher Priority Reference Controlling Automatic Reference SwitchingCCS D4 ESF JCC JCC4 SYS Refmode Auto Forced Setting the Input Quality LevelEnabling Automatic Switching Setting the Input Priority Level SYS Inpref GPS PRS INP1 Manually Selecting the Reference Provisioning the SSM Ssmena EnableReading SSMs Defining the SSM Bit Position Setting Mtie and Ffoff Thresholds Using Performance MonitoringCrcena Enable Enabling CRC4 MTIE-100 MTIE-500 Aid Keyword Value Description Provisioning the Outputs Setting Alarm Levels for Performance Monitoring FaultsGPS, PRS Mtie NR NA MN MJ CR INP1, INP2 Enabling and Disabling the Outputs Outstate EnableProvisioning the Output Framing Type D4 ESF CC JCC JCC4 ISOLATED1 Rtmstate Enable Provisioning Retimer ParametersEnabling and Disabling the Retimers Rtmlbo Provisioning the LBO Provisioning NTP Parameters Provisioning Cut-thru ModeFreeflt Cutthru Retime Editing NTP Peer Server Parameters Activating NTP Enabling NTP Authentication Aid Parameter Value Description Default value Setting the NTP Authentication Key Provisioning the Alarm Levels Provisioning Alarms Aid = IOC Levels Default Editable? Mode Aid = SYSAid = IMC Aid = PRS Levels Default Editable? Mode Inpais Levels Default Editable? Mode Aid = INP1 or INP2Inpoof Inpql Provisioning System-Level Alarms SYS Elevtime Enable Disable Retrieving Current Alarm SettingsSYS Gpsclrdel Aid Keyword Description Field Description Retrieving Current Alarms Value Description Aid DescriptionSYS IMC Aid Description ALL or null Access Identifiers Displaying Alarm Status Clearing the Office Audible Alarm Clearing AlarmsIOC2TO1COMM-OK IOC2TO1COMM-FAIL IMC2COMM-OK IMC2COMM-FAIL Activating Snmp Provisioning Snmp Parameters Changing a User’s Security Parameters Setting Up Snmp Traps, Informs, and NotificationsDisplaying the Connected Users Snmp Displaying Events System CommandsIOC EVT GPS PRS ALM Response Description Displaying the Configuration of the TimeProvider SYS Factory IMC ResetRestarting the TimeProvider Electronically Backing up Provisioning Data Saving Provisioning DataProvisioning Worksheet Section Parameter User-Defined Value QLEVEL, INP1 QLEVEL, INP2 QLEVEL, GPS QLEVEL, PRSPRIORITY, PRS PRIORITY, INP1 PRIORITY, INP2 PRIORITY, GPS RTMSTATE, Rtma RTMSTATE, Rtmb RTMSTATE, Rtmc RTMSTATE, Rtmd FRMTYPE, Outa FRMTYPE, Outb FRMTYPE, Outc FRMTYPE, Outd HOLDFLT, RTMA-1 Clrdelay Freeflt Holdflt GpsclrdelKeyid Maxpoll Minpoll Preferred Serverip Func Keyid KEY Testing the TimeProvider Test Overview Verifying Normal OperationTest Equipment LED Name Condition Description ACO Testing the IOC Operating Modes Testing Alarm ConditionsWarm-up Mode Locked Mode Testing the Non-Revertive Operating Mode Testing the Reference Switching Testing the Power Alarms Testing the Revertive Operating Mode Detecting Input Errors Testing the Communication PortsTesting the Local Craft Serial Port Setting an Alarm Strategy Testing the Ethernet Port Testing the Remote Serial Port Test Results Pass/Fail Date Initials Testing the OutputsTest Record Test Record Maintaining and Troubleshooting the TimeProvider Safety Considerations Preventive MaintenanceESD Considerations Inspection Corrective Action Interval Reading LED Conditions Diagnosing the IOC Compatibility Alarm Interpreting Error MessagesRemoving the IOC IOC Memory Removing a Redundant IOC Removing Two IOCs Replacing the IOC Replacing Both IOCs Replacing the Only IOCReplacing a Redundant IOC Diagnosing the IMC Replacing the IMC or IMC/TPIU Diagnosing the External Tpiu Diagnosing the Retimer Module Replacing Output Modules Where g is the output group you are enabling A, B, C, or D Replacing the Input Module Where p is 1 to enable INP1 or 2 to enable INP2 Using Events to Troubleshoot Troubleshooting the TimeProviderDefault Value Description of Values Event ID Keyword Echo Eqpt DisableFlow Eqpt None Iseq LoginLogecho Logout IOC Event Codes IOC Input Events IOC Clock Events Outstate Eqpt Disable Enable DisableRqlevel SYS Events Gpsclr Eqpt SquelchDEL SSM IOC2 Codes IMC CodesIOC1 Codes PRS and INPp Codes GPS Codes Using Alarm Codes to Troubleshoot Expn Eqpt NSAEqpt NSA Pwrb Eqpt NSA IOC1 Eqpt NSA Brdg CLKEqpt Hold Eqpt Free NSA PWR ANTEqpt NSA POS INP NSA Phase Specified input has had Excessive phase measurement That disqualifies it AID = RTMA-p, RTMB-p, RTMC-p, RTMD-p AID = E422A, E422B, E422C, E422D Event ID Condition Pmclr IOC CodesCcalign UTC SsenaIOC Output Events Upgrading the Firmware Repairing the TimeProviderObtaining Technical Assistance ACT-SWDLIMCTP1000 Upgrading Single IOCs Upgrading the IMCUpgrading the IOC Upgrading Redundant IOCs Upgrading One IOC From the Other Returning the TimeProviderRepacking the Unit Equipment Return Procedure Manual Updates Specifications of the TimeProvider Communications Ports Specification Factory Default Available Local Craft PortSerial Ports Remote Port LAN Port Clocks Hold-in and Pull-in Range InputsInput supported Clock Type Hold-in Range Pull-in Range E1 Inputs Parameter Specification PRS InputsT1 Inputs E1 Signals Parameter Specification T1 SignalsCC Signals JCC Signals 8k Signals Parameter Specification JCC4 SignalsMHz Signals TIA/EIA-B-422 Signals Input Alarms PowerOutput Alarms Alarm Description TimeProvider 1100 Rear-Access Shelf TimeProvider 1000 Front-Access ShelfParameter Specification Roof Antenna Environmental This Appendix Appendix a Factory Default Values Command Default Access Level Editable? Default Command Access Levels Alarm Default Values GPS-related Alarms IOC1-related AlarmsIOC2-related Alarms PRS-related Alarms Inplos Immed Inpfrq Inpphase Exdsc Ffoff Mtie TpiusigInplos Immed Inpfrq Inpphase Exdsc Ffoff Mtie INP1 or INP2-related Alarms RTM-related Alarms Default Equipment ParametersParameter Default Value Local/Remote Comm Port Parameters aid=COMp Parameter Default Value Input Parameters aid=SYS Default Input ParametersIOC Parameters aid=IOCm Input Parameters aid=PRS Parameter Default Value Output Parameters aid=OUTg Default Output ParametersInput Parameters aid=PRS, INPp E422 Output Parameters aid=E422g Parameter Default Value Retimer Parameters aid=RTMg Default Retimer Parameters Default Retimer Parameters Appendix B Craft Software Reference Documentation System RequirementsSoftware Installing SynCraft Installing SynCraft Symbols Index IMC IOC PRS Snmp Revision G April TimeProvider User’s Guide