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SpectraComm 800 T3 Data Service Unit

076R160-000

Installation and Operation Manual

Issue 4

Table of Contents

Alarm Definitions

.......................................................................................................... 3-13

SC800 T3 Diagnostics Screen

............................................................................................. 3-15

Monitor Alarm Status Screen

.............................................................................................. 3-17

SC800 T3 Maintenance Screen

........................................................................................... 3-18

What Are You Screen

.................................................................................................... 3-19

Reset Statistics Selections Screen

.................................................................................. 3-19

Firmware Download Menu

............................................................................................ 3-20

Performance Screen

............................................................................................................. 3-23

Chapter 4: Diagnostics

Diagnostics Overview

............................................................................................................ 4-1

Local Loopback Test

........................................................................................................ 4-2

Local Loopback with Self Test

........................................................................................ 4-3

Payload Loopback Test and Line Loop Test

................................................................... 4-4

End-to-End Self Test

........................................................................................................ 4-5

Remote Lineloop and Remote Payload Loop Tests

......................................................... 4-6

Remote Lineloop with Self Test and Remote Payload Loop with Self Test

................... 4-7

DTE Loopback Test

......................................................................................................... 4-8

Содержание SpectraComm 800 T3

Страница 1: ...The Best Connections in the Business General DataComm 6SHFWUD RPP 33 76 Data Service Unit Installation Operation Manual 076R160 000 Issue 4 May 2012...

Страница 2: ...271 Trademarks All brand or product names are trademarks or registered trademarks of their respective companies or organizations Documentation Revision History GDC P N 076R160 000 Related Publications...

Страница 3: ...hnical Specifications 1 6 Chapter 2 Installation and Setup Unpacking Instructions 2 1 SpectraComm Shelves and Enclosures 2 2 Hardware Options 2 3 Installing the Unit in the Shelf 2 5 Cabling and Power...

Страница 4: ...at Are You Screen 3 19 Reset Statistics Selections Screen 3 19 Firmware Download Menu 3 20 Performance Screen 3 23 Chapter 4 Diagnostics Diagnostics Overview 4 1 Local Loopback Test 4 2 Local Loopback...

Страница 5: ...com for updated manuals and product information or contact your General DataComm field representative General DataComm Inc 6 Rubber Avenue Naugatuck Connecticut USA 06770 Tel 1 203 729 0271 Safety In...

Страница 6: ...for that location Never touch uninsulated network wires or terminals unless the network line is disconnected at the network interface Never install network wiring during an electrical storm Antistati...

Страница 7: ...e harmful interference and 2 This device must accept any interference received including interference that may cause undesired operation Electromagnetic Compatibility This Class A digital apparatus co...

Страница 8: ...ry Direct Support Repair GDC provides regular and warranty repair services through Factory Direct Support Repair at its U S headquarters in Naugatuck Connecticut This customer support organization rep...

Страница 9: ...ts which can be co located in a SpectraComm shelf A SpectraComm 2000 shelf can hold up to two single slot product cards and for high density applications the SpectraComm 5000 shelf can hold up to 16 s...

Страница 10: ...ternal clock May be housed in SpectraComm shelves with other SpectraComm data sets Also installs in the single slot SpectraComm AC or DC enclosures Front panel LEDs on the SC 800 T3 indicate power and...

Страница 11: ...nality refer to the SCM Installation and Operation Manual SNMP MIBs The software of the SC800 T3 includes Simple Network Management Protocol SNMP Management Information Base MIB files that enable cont...

Страница 12: ...ich can be displayed by an SNMP controller Note For a detailed description of alarm reporting criteria refer to Chapter 3 Table 1 1 SC 800 T3 Diagnostics Master Only Master and Remote Line Loopback Re...

Страница 13: ...an also be directly managed at its craft port or via a dial up modem Figure 1 2 SC 800 T3 Supporting a High Speed Router CRAFT MANAGEMENT SC800 T3 DSU POWER SUPPLIES SCM GPS 11E POWER SUPPLY POWER ON...

Страница 14: ...al Oscillator External Timing Recovered from the network In Service Performance ANSI T1 231 1997 Digital Hierarchy Customer Interface Physical Port HSSI EIA TIA 612 50 pin SCSI 2 connector Compatibili...

Страница 15: ...necessary to re package and return the unit use the original box and packing material Table 2 1 lists the standard and optional equipment Part numbers use XXX to designate cable length in feet Table...

Страница 16: ...be linked by cables so that a total of 32 card slots function as though connected to the same backplane In that way one SCM can be responsible for control functions for up to 31 other devices Table 2...

Страница 17: ...must be reported to the system controller operator when the unit is initially installed and configured The serial number is located on the back of the front panel Timing Options While the SC 800 T3 D...

Страница 18: ...firmware set the jumper to the opposite position to what it was the last time the card was powered up S1 1 Selects the operation of the DSU as a master or remote device OFF Default Remote Only The sh...

Страница 19: ...Cabling and Powering Up the DSU Table 2 4 shows the cabling of a typical network installation with special considerations listed below Depending on your terminal DB9 female to DB25 female adapter may...

Страница 20: ...XXX 4 RJ45 Cable SCM front panel CTRL port to SNMP network manager or VT100 compatible terminal 830 128 8xx 5 Adapter 10Base T twisted pair SCM to LAN 029H209 001 6 Adapter 10Base 2 coaxial cable SCM...

Страница 21: ...re manuals for power and grounding instructions SC2000 Shelf Craft Connection The SC 800 T3 hardware supports the SC2000 craft port 8 position modular jack which is used to support a VT 100 terminal f...

Страница 22: ...T WHT VIO VIO WHT WHT GRY GRY WHT TAN BRN BRN TAN TAN PNK PNK TAN TAN ORG ORG TAN TAN YEL YEL TAN TAN GRN GRN TAN TAN BLU BLU TAN TAN VLT VLT TAN TAN GRY GRY TAN BRN PNK PNK BRN 39 15 40 16 41 17 42 1...

Страница 23: ...nless an ON condition is present on 107 DCE Ready and 108 2 DTE Ready 3 28 107 DCE Ready From DCE Signals on this circuit are used to indicate whether the DCE is ready to operate The ON condition indi...

Страница 24: ...1 set to OFF and is installed in a shelf with an SCM it is always a master unit When a DSU has the Remote Option Switch S1 1 set to ON and is installed in a shelf with or without an SCM it is always...

Страница 25: ...vice Unit 2 11 Issue 4 Installation and Operation Manual 5 Access the remote DSU and perform whatever configuration it requires to operate correctly in the system The wake up procedure only sets optio...

Страница 26: ...Installation and Setup Installing the Unit in the Shelf 2 12 SpectraComm 800 T3 Data Service Unit 076R160 000 Installation and Operation Manual Issue 4...

Страница 27: ...ts Telnet connectivity via the in band management channel from the master unit A terminal connected to either the SCM s front panel craft port or LAN attached to the SCM can communicate via Telnet to...

Страница 28: ...utive zeros OOF Out Of Frame AIS Alarm Indication Signal RAI Remote Alarm Indication TM Test Mode RED ON indicates any test initiated either by the manager network or the DTE ALM Alarm RED ON indicate...

Страница 29: ...ication interface to connect the terminal to the SCM CTRL port 1 Set the terminal communications parameters as follows data rate 9600 bps character format 1 start bit 8 data bits 1 stop bit no parity...

Страница 30: ...active alarm condition 3 At the Shelf Inventory screen select a slot number to access the terminal interface of the desired SC800 T3 and then press Enter If there is a remote DSU associated with that...

Страница 31: ...the Shelf Inventory screen press 0 In a craft session the screen returns to the SCM Main Menu In a Telnet session the screen either returns to the Element Access screen or terminates the connection Ta...

Страница 32: ...peat steps 1 through 3 for each option you need to change 4 After all required changes have been made select 0 to exit the Configuration menu The following prompt will appear Configuration Modificatio...

Страница 33: ...work interface to M13 framing C Bit Parity Configures the network interface to C bit parity Txmt Clock Source Read only Internal DSU itself provides the timing source Receive default DSU recovers rece...

Страница 34: ...Option Description Settings 1 DTE Loop Timeout Enabled or Disabled When enabled this option deactivates a remotely generated DTE loop after a ten minute time out 2 DTE Test Enabled or Disabled The act...

Страница 35: ...esholds subscreen controls the criteria which determine when alarms are to report Alarm definitions are provided later in this chapter Table 3 6 describes the Alarm Configuration menu Figure 3 2 descr...

Страница 36: ...umber of the option you intend to change and then press Enter A highlight appears on the current setting field for the corresponding alarm 2 Use the arrow keys to toggle the selected field between the...

Страница 37: ...ied number of alarm events occur within the time allowed unless the interval is set to Report All Table 3 7 Alarm Interval Threshold Configuration screen Alarm Type Time Interval 1 thru 6 Count Thresh...

Страница 38: ...rted when the threshold value is reached regardless of how long that takes 3 To set the threshold for an alarm type the number of the associated Threshold field 7 12 and then press Enter A cursor appe...

Страница 39: ...wo out of four framing bits in an incoming T3 signal a condition that results in loss of synchronization with the signal A Network OOF alarm caused by framing loss at the network interface also turns...

Страница 40: ...erely Errored Seconds alarm event occurs when there is a count of one second intervals contains more than x default is 44 CP bit errors one or more SEF defects or one or more AIS defects Severely Erro...

Страница 41: ...s Note Refer to Chapter 5 Diagnostics for test procedures and data path diagrams for each test Table 3 8 Diagnostics Screen Selections Selection Description Settings 1 Loopback Test Selections are Sto...

Страница 42: ...e selection field highlight use the arrow keys to toggle the field through the available choices until the desired interval is displayed then press Enter The choices are 30 seconds 1 minute through 10...

Страница 43: ...finitions The Alarms Status section of the screen displays one of three states for each alarm condition ACTIVE indicates the associated alarm condition currently exists at the DSU INACTIVE either that...

Страница 44: ...nance Selections Selection Description 1 What Are You Read only display of the serial number firmware revision boot code revision and the type of shelf the DSU is installed in 2 Soft Reset Causes the...

Страница 45: ...lows HD Shelf refers to the 16 slot high density SpectraComm 5000 Shelf or the 10 slot MultiPak enclosure LD Enclosure refers to the 2 slot low density SpectraComm 2000 shelf or the single slot Spectr...

Страница 46: ...ress by SCM Invalid Unzip Failed indicates problem occurred during unzip of standby firmware Download Mode Read only display of the unit s response to an imminent firmware download This Enable Disable...

Страница 47: ...ines the filename and address formats used in sequential and broadcast downloading The sequential download uses the slot line drop address and the product code to download to a particular DSU The broa...

Страница 48: ...ing to a single unit or broadcasting new firmware simultaneously to all the SC800 T3 DSUs in a shelf Note Refer to Table 3 11 for firmware filename and address product code formatting 5 While download...

Страница 49: ...fined performance parameters The following tables are provided for each monitored parameter The displays differ in the period of time that they cover Current 15 min Table Displays the impairment count...

Страница 50: ...or a near end path failure event ends when both LOF and AIS failures are clear Severely Errored Seconds A Severely Errored Seconds alarm event occurs when there is a count of one second intervals cont...

Страница 51: ...3 7 is a typical Near End Current 15min Table submenu which displays Line and Path parameters The near end and far end displays are identical except for the screen title When you are done viewing the...

Страница 52: ...source of the statistics on display is identified by the title at the top of the screen This screen shows the minimum ranges for threshold values The near end and far end displays are identical except...

Страница 53: ...The front panel TM LED will illuminate for all tests Table 4 1 lists each diagnostic test and how it can be initiated Detailed information for each test including data path diagrams are provided afte...

Страница 54: ...th Figure 4 1 Local Loopback Test Data Path Test Procedure 1 Enter test data at the DTE 2 Compare data entered at the DTE with data looped back and displayed by the DTE 3 During Local Loopback TM LED...

Страница 55: ...a Self Test causes the DSU to enable its internal Test Pattern Generator to provide the signal for the Local Test loop and enable its Test Pattern Checker to verify the signal The DSU is isolated from...

Страница 56: ...network side up to and including the unit It re generates framing and corrects bipolar violations A T3 Line Loop commands the DSU to loop the received T3 signal back to the remote at the network inter...

Страница 57: ...rn generator and checker using the same pattern for an end to end test In this test the following conditions occur Errors inserted are sent to the remote unit Errors counted have been sent by the remo...

Страница 58: ...back to its transmit path The DTE interface of the local DSU remains active A test signal has to be generated and checked externally either by a DTE or by a bit error rate tester BERT Connection at t...

Страница 59: ...causes the DSU enables its internal Test Pattern Generator to provide the signal for the Remote Loop and enables its Test Pattern Checker to verify the signal The DSU is isolated from its DTE while th...

Страница 60: ...ntroller will display DTE alarms and an Unsolicited Test alarm when a DTE HSSI test is initiated Table 4 2 DTE Initiated Loopbacks TIA 613 Loopback Loopback A Loopback B Same as None OFF OFF DTE Local...

Страница 61: ......

Страница 62: ...The Best Connections in the Business...

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