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Agilent Technologies N1655B Service Advisor Dual DS3/1, E3/1

1. DS1 Configuration Reference DS1 Error Injection DS1 Error Injection DS1 error injection is controlled using the Inject Setup and Inject buttons To configure DS1 error injection tap the Inject Setup button to call the Error Alarm Inject Setup window L1 Error Alarm Inject Setup D53 Errors Errors Group Cancel To select DS1 error or alarm injection tap the Group button and select either DS1 Errors or DS1 Alarms Select an Inject Group DS1 Error Alarm Types To select the specific type of DS1 error or alarm to be injected tap the Type button or use the Type arrow buttons to make your selection The following table lists the available DS1 error and alarm injection types DS1 Error Injection Selection DS1 Configuration Reference DS1 Error Injection Injection Category Injection Type Description DS1 Errors BPV DS1 bipolar violations Frame DS1 framing errors Bit DS1 pattern bit errors CRC DS1 cyclic redundancy checksum CRC 6 errors LOS DS1 loss of signal DS1 Alarms OOF DS1 out of frame RAI DS1 remote alarm indication Yellow alarm AIS DS1 alarm indication signal DS1 Error Injection Rate To configure the DS1 error injection rate tap the Rate button to call the Select Inject rate window or use the Rate arrow buttons The injection rate can be set to one of the following Single Injects one occurrence of the selected error type each time the Inject b
2. About Dual DS3 E3 Module Reports 7 2 Creating a Report 7 3 Saving a Report 7 4 Opening and Deleting Saved Reports 7 5 Printing Reports 7 6 Customizing Reports 7 7 Printing and Reports 7 1 Printing and Reports About Dual DS3 E3 Module Reports About Dual DS3 E3 Module Reports The N1655B Dual DS3 E3 Module allows you to create print and save reports These reports contain information about test configuration test results event log data and other test information Reports can be stored in the module s memory or on a PC card inserted in the Service Advisor Tablet The basic procedure for generating reports is as follows 1 Customize report headers and file names optional See page 7 7 2 Create a report See page 7 3 9 Save the report optional See page 7 4 4 Print the report optional See page 7 6 Printing and Reports Creating a Report Creating a Report This section describes how to create a report You can create a report while a test is running or stopped You can create a report whether or not there are any test results for example if you had not started a test l 2 3 Tap the File button to call the File menu Next tap Reports to call the N1655B Reports window Tap the Create button to call the N1655B Reports window N1655B Dual Line D 371 E371 Report Module Slot Date 08Mar2001 Time 12 50 04 Elapsed Test Time 00 00 05 47 Test Status STOPPED File
3. Network interface unit NNI Network network interface The demarcation point between two networks node Any addressable device in the network such as a host O bit DS3overhead communication channel bits octet Eight bits Typically refers to a group of bits that spans more that one byte Compare byte OH Seeoverhead OOF Out of frame orderwire A voice or data circuit used for maintenance purposes overhead The bits or bytes in a frame or cell that are not the payload Overhead provides for signal control and monitoring P bit Parity bit The P bit channel of a DS3 comprises the P1 and P2 bits of the M frame and provides parity information for the preceding M frame packet A block of serial data identified by a header and end byte parity Anerror checking method that uses extra bits to provide even or odd parity for a specific group of bits path Inanetwork the connection between the point where the frame for a signal is assembled and the point where it is disassembled payload The information bits of a frame or cell Those bits that are not part of the overhead PDH Plesiochronous digital hierarchy PING Packet InterNet Groper Also the act of transmitting a PING to another device ppm Parts per million PRBS Pseudorandom bit sequence A test pattern that simulates live random traffic QRSS Quasirandom sequence signal RAI Remote alarm indication RAM Random access
4. 1 2 connectors 1 3 indicators 1 4 module bays 1 7 monitor 4 4 ms Gloss 10 N Net 55 DS1 octet pattern 4 9 El octet pattern 5 8 NEXT Gloss 10 O octet patterns 4 9 5 8 on screen keyboard 7 8 OOF 3 10 4 12 5 11 DSlerror 4 13 DS3 alarm 3 11 Elalarm 5 12 openareport 7 5 option 001 BNC 1 3 option 002 WECo 440 1 3 other channels 2 6 2 9 3 8 P PATT pattern 1 4 pattern 2 5 2 8 3 4 4 7 5 6 6 5 6 6 6 7 patterns density 4 9 5 8 octet 4 9 5 8 standard 3 4 4 8 5 7 user programmable 3 5 4 10 5 9 payload 2 4 P Bit DS3 error 3 11 6 12 PkV 6 8 Index POTS Gloss 11 print connect a printer 7 6 reports 7 6 Q QRSS DS1 BER test pattern 4 8 E1 BER test pattern 5 7 R RAI 3 10 4 12 5 11 DSlalarm 6 17 DSlerror 4 13 DS3 alarm 3 11 6 11 El alarm 5 12 6 20 rate 2 4 DSl error meas 6 19 DS3 error meas 6 13 Elerror 6 22 El error meas 6 23 rate error rate 2 13 Rcvl Rcv2 3 7 4 6 5 5 RDY ready 1 4 REI 3 10 DS3 error 3 11 6 12 reports 7 2 to 7 9 create 7 3 customize 7 7 delete 7 5 filename 7 9 headers 7 7 open 7 5 printing 7 6 save 7 4 restore factory defaults 1 8 restoring defaults 1 8 Index results 2 15 6 2 DSl alarms 6 16 DSlerrors 6 18 DSl summary 6 6 DS2 alarms 6 14 DS2 status 6 15 DS3 alarms 6 10 DS3 errors 6 12 DS3 summary 6 5 Elalarms 6 20 Elerrors 6 22 El summary 6 7 event log 6 9 general RX signal 6 8 general summary 6 5 group 2
5. 22 Results Reference General Summary Results Screen General Summary Results Screen The General Summary results screen is available for all tests It may appear differently depending on the configuration of the test L1 Summary X DS3 Summary This section of the General Summary results screen is shown when the module is configured to test DS3 The following measurements are displayed Coding Displays the DS3 line code Signal The result box displays the received DS3 signal frequency The indicators denote a valid signal green loss of signal red see LOS page 6 11 and previous occurrence of LOS yellow Frame The result box displays the received DS3 framing format C bit or M13 The indicators denote valid framing green loss of frame red see LOF page 6 11 and previous occurrence of LOF yellow A frame format mismatch relative to the current transmit configuration is indicated by FFM Pattern The result box displays the transmit DS3 pattern The indicators denote pattern synchronization green loss of pattern red see LOP page 6 11 and previous occurrence of LOP This measurement is not applicable if the DS3 is carrying subrate traffic Alarms These indicators show if a DS3 alarm has been detected See DS3 Alarms Results Screen page 6 10 Errors This indicator comes on when an error is detected on the input DS3 signal See DS3 Errors Results Screen page 6 12 Results Reference G
6. Clock button on the DS1 Setup window configures the source of the transmit timing for the DS1 signal The clock source is set independently for each line L1 and L2 Internal Clock The DS1 clock source can be set to any of the following Internal Timing is from the Dual DS3 E3 Module s internal clock Revi Timing is derived from the input DS1 signal at the L1 RX Bantam jack Rev2 Timing is derived from the input DS1 signal at the L2 RX bantam jack DS1 Configuration Reference DS1 BER Test Pattern DS1 BER Test Pattern The Dual DS3 E3 Module provides a variety of test patterns for DS1 BER bit error ratio testing To select a pattern tap the Pattern button on the DS1 Setup window to call the Select Pattern window QRSS L1 Select a BERT Pattern QRSS Density User Pattern Standard Octet Category Tabs Use the tabs on the Select Pattern window to select the category of pattern Standard Octet Density and User user programmed patterns are available The patterns are described on page 4 8 to page 4 10 Pattern Inversion Tapping the Invert Patterns button inverts all of the test patterns Inverted pattern are displayed preceded by a slash DS1 Configuration Reference DS1 BER Test Pattern DS1 Standard Patterns The following table describes the standard patterns available Note that not all of the Standard patterns are displayed on the tab at once Tap the More button to v
7. DS3 E3 Module Viewing Results Viewing Results This procedure describes how to view the various test results available on the Dual DS3 E3 Module s screen Results selector 1 Test results are displayed in two side by side panes in the results area of the Dual DS3 E3 Module window To select which results are displayed in a pane tap the results selector button The Select a Results Screen to View window displays Select a Results Screen to View L1 General Summary Line Group Screen 2 Tap the Line button to select which line s results are displayed in that pane 9 Tap the Group button to select the results category 4 Tap the Screen button to select a results screen to display in the pane Note that the available results screen are determined by the group you select in step 3 5 Tap OK to confirm your selection and close the window Tap Cancel to close the window without making changes 6 Configure the other results display pane as desired Each results pane is independent of the other For more information refer to Chapter 6 Results Reference Testing with the N1655B Dual DS3 E3 Module DS3 Test Setup 3 2 DS3 Transmit and Receive Signal Levels 3 3 DS3 Framing Format 3 3 DS3 BER Test Pattern 3 4 DS3 Timing Source 3 7 DS3 Drop and Insert Configuration 3 8 DS3 Error Injection 3 10 DS3 Configuration Reference 3 1 DS3 Configuration Reference DS3 Test Setup DS3 Test Setup DS3 T
8. DS3 framing errors F1 and FO bits Bit DS3 pattern bit errors P Bit DS3 section parity bit errors P1 and P2 bits CP Bit DS3 path parity bit errors C31 C32 and C33 bits REI DS3 remote error indication Also called FEBE far end block error DS3 Alarms LOS DS3 loss of signal OOF DS3 out of frame condition RAI DS3 remote alarm indication AIS DS3 alarm indication signal Idle DS3 idle signal repeating 1100 pattern DS3 Error Injection Rate To configure the DS3 error injection rate tap the Rate button to call the Select Inject rate window or use the Rate arrow buttons The injection rate can be set to one of the following Single Injects one occurrence of the selected error type each time the Inject button is tapped in the Setup Control area 1E n Selects a continuous rate of injection in the format 1x10 where n becomes the denominator For example 1E 3 is equivalent to 1x108 or one error injected for every 1000 bits DS3 Configuration Reference DS1 Test Setup 4 2 DS1 Transmit and Receive Signal Levels 4 4 DS1 Framing Format 4 5 DS1 Line Code 4 5 DS1 Timing Source 4 6 DS1 BER Test Pattern 4 7 Fractional T1 FT1 Setup 4 11 DS1 Error Injection 4 12 DS1 Configuration Reference DS1 Configuration Reference DS1 Test Setup DS1 Test Setup DS1 Test Selection The Dual DS3 E3 Module can test DS1 signals when Rate is set to DS1 or when Rate is set to DS3 and Payload is set to DS1 or FT1 in the Test
9. El error meas 6 23 event log 6 3 6 9 EXT DS1 BER test pattern 4 8 E1 BER test pattern 5 7 F factory defaults 1 8 FE1 5 10 FFM 6 5 File 1 5 filename report 7 9 fractional El setup 5 10 fractional Tl setup 4 11 frame DSlerror 4 13 6 18 DS3 error 3 11 6 12 Elerror 5 12 6 22 frame format 2 5 2 8 3 3 4 5 5 4 6 5 6 6 6 7 framing 3 3 frequency 6 8 FRM frame 1 4 FT1 4 11 Index G G 747 6 15 generaleventlog screen 6 9 generalsummary 6 5 group 2 13 6 3 group results 2 15 H HDB3 5 4 headers report 7 7 Help 1 5 HIST history 1 4 Hz Gloss 9 I Idle DS3 alarm 3 11 6 11 IMD _ Gloss 9 indicators 1 2 1 4 inject 2 13 injection rate 4 13 5 12 insert channel 2 6 2 9 3 8 install module 1 7 invert pattern 3 4 ISDN Gloss 9 ISO Gloss 9 ITU Gloss 9 J jacks 1 3 2 3 K keyboard 7 8 kHz _ Gloss 9 L LI amp L2 1 3 2 3 2 15 LBO 4 4 level 6 8 line code 2 8 4 5 5 4 line connectors 1 3 live DS1 BER test pattern 4 8 DS3 BER test pattern 3 4 E1 BER test pattern 5 7 LOF 6 14 DSlalarm 6 17 DS3 alarm 6 11 Elalarm 6 20 LOF CAS El alarm 6 20 LOF CRC El alarm 6 20 LOP DSlalarm 6 17 DS3 alarm 6 11 Elalarm 6 20 LOS 3 10 6 14 DSl alarm 6 17 DSlerror 4 13 DS3 alarm 3 11 6 11 El alarm 5 12 6 20 M M12 loopback 6 15 M13 3 3 mA Gloss 10 main screen 1 5 maximum frequency 6 8 MHz _ Gloss 10 minimum frequency 6 8 mode 2 4 module ataglance
10. LINE D33 1 E3 1 Module Slot 4 Date 06Mar2001 Time 12 50 04 Elapsed Test Time 00 00 05 47 Test Status STOPPED Header information TEST INFORHATION nnn nnn nnn nn nnn nnn nnn nnnnnnnnnnnnnnn Customer Mame WATSON TELCO INC Circuit Id 555 1212 Operator Id ALEX BELL Comments D32 CIRCUIT TEST WITH AGILENT N1555B 1 Tap the File button to call the File menu Next tap Reports to call the N1655B Reports window N1655B Reports 2 Tap the Header Information button The Edit Report Header Information window is displayed 7 7 Printing and Reports Customizing Reports Edit Report Header Information Field Value gt Operator Id Alex G Bell Customer Name Telecom Co Circuit Id 555 1212 Comments DS3 CIRCUIT TEST WITH Alex G Bell 9 Use the arrow buttons to select the field to edit 4 Tap the keyboard icon at the bottom of the screen in the Service Advisor Tablet task bar The on screen keyboard is displayed Next tap the keys to edit the report header fields LE Baza au Ese a w e r t v u tr o p rt 1 s Tab a s d f gj njJ kj r Enter Ctrl Win i N16104 Service Ad RaQ 8 24 am 5 e e E T er Te p 5 Tap the keyboard icon again to close the keyboard when you have finished 6 TapOKto close the window and accept your changes Tap Cancel to close the window without making any changes to the headers The header inf
11. Name TEST INFORMATION Customer Name WATSON TELCO INC Circuit Id 555 1212 Operator Id ALEX BELL Comments D323 CIRCUIT TEST WITH AGILENT N1655B TX Level DSX3 Insert 1 Other Same RX Level DSX3 Pattern NA Clock Internal Use the arrow buttons to scroll through the displayed report Tap the Save button to save the report See page 7 4 or tap the Print button to print it See page 7 6 7 3 Printing and Reports Saving a Report Saving a Report When you have created a report See page 7 3 you can save it in the Dual DS3 E3 Module s internal memory or in a PC card inserted in the Service Advisor Tablet 1 Create a report See Creating a Report page 7 3 2 Onthe N1655B Testing Reports window tap the Save button The Save Report File window is displayed Save Report File Use the Selected Key ina N1655B_TEST3 nie Nome M ie Name Name N1655B_TEST1 2KB 090ct2000 18 02 N1655B_TEST2 2KB 310ct2000 16 46 3 Select a storage destination by tapping a Save To button The N1655B button stores the report in the module The PC Card button stores the report on a PC card inserted in the Service Advisor Test Tablet 4 Choose a filename for the report You can choose to do one of three things Usethe suggested filename shown in the File Name box For information on changing the default filename see page 7 9 Tap the Key in a File Name button to enter your own filename This will open th
12. Setup window for L1 or L2 see Setting Up the Test page 2 4 L1 Test Setup pst f Wee Terminal a eom ince OK Cancel DS1 Setup Window When the Test Setup Rate or Payload is set to DS1 the DS1 Setup button is displayed in the Setup Control area Tap this button to call the DS1 Setup window ESF L1 DS1 Setup QRSS DS1 Setup o9 1536Kbps TX Level mmm Channel Insert Channel mm Channels o qms Internal RX Level mm Clock DS1 Terminal The table on the following page lists the controls found on the DS1 Setup window DS1 Configuration Reference DS1 Test Setup DS1 Test Setup Parameters DS1 Setup control More information TX Level RX Level See 7 Transmit and Receive Signal Levels page 4 4 Framing See DS7 Framing Format page 4 5 Coding See DS7 Line Code page 4 5 Clock See DS7 Timing Source page 4 6 Pattern See DS7 BER Test Pattern page 4 7 Drop Insert Other Channels Not active in this release FT1 See Fractional T1 FT1 Setup page 4 11 DS1 Configuration Reference DS1 Transmit and Receive Signal Levels DS1 Transmit and Receive Signal Levels The TX Level and RX Level buttons control the signal level of the transmit and receive DS1 signals DSX1 DSX1 RX Level TX Level These buttons are located on the DS1 Setup screen The transmit and receive signal levels are independent for L1 and L2 Transmit Level
13. TX Level affects the L1 or L2 TX Bantam output connectors and can be set to any of the following DSX1 DS1 cross connect level per TR TSY 000499 LBO 7 5dB Adds a line build out LBO of 7 5 decibels attenuation from the DSX 1 level LBO 15dB Adds an LBO of 15 dB from DSX 1 level LBO 22 dB Adds an LBO of 22 dB from DSX 1 level Receive Level RX Level affects the L1 or LZ RX bantam input connectors and can be set to either of the following DSX1 DS1 cross connect level Automatically equalizes for 0 to 655 feet of cable Monitor Monitor level 10 to 25 dB flat loss relative to DSX 1 level DS1 Configuration Reference DS1 Framing Format DS1 Framing Format The Framing button on the DS1 Setup window controls the framing format used on the DS1 signal The framing is controlled independently for each line L1 and L2 Framing can be set to ESF extended superframe D4 also called SF or superframe or None unframed DS1 Line Code The Coding button on the DS1 Setup window sets the line coding scheme used on the DS1 signal The line code is controlled independently for each line L1 L2 ss Coding The line code can be set to either B8ZS bipolar with eight zero substitution or AMI alternate mark inversion Note that the Coding button is disabled grayed out when the DS1 signal is the payload of a DS3 signal DS1 Configuration Reference DS1 Timing Source DS1 Timing Source The
14. Test Setup 4 2 DS1 Transmit and Receive Signal Levels 4 4 DS1 Framing Format 4 5 DS1 Line Code 4 5 DS1 Timing Source 4 6 DS1 BER Test Pattern 4 7 Fractional T1 FT1 Setup 4 11 DS1 Error Injection 4 12 E1 Configuration Reference El Test Setup 5 2 E1 Transmit and Receive Signal Levels 5 3 El Framing Format 5 4 El Line Code 5 4 El Timing Source 5 5 E1 BER Test Pattern 5 6 Fractional E1 FE1 Setup 5 10 E1 Error Injection 5 11 Results Reference Results Display 6 2 Results Selection Window 6 3 General Summary Results Screen 6 5 General RX Signal Results Screen 6 8 General Event Log Screen 6 9 DS3 Alarms Results Screen 6 10 DS3 Errors Results Screen 6 12 DS2 Alarms Results Screen 6 14 DS2 Status Results Screen 6 15 DS1 Alarms Results Screen 6 16 DS1 Errors Results Screen 6 18 E1 Alarms Results Screen 6 20 E1 Errors Results Screen 6 22 Contents Printing and Reports About Dual DS3 E3 Module Reports 7 2 Creating a Report 7 3 Saving a Report 7 4 Opening and Deleting Saved Reports 7 5 Printing Reports 7 6 Customizing Reports 7 7 Warranty Calibration and Service Glossary Index ix Contents The N1655B Dual DS3 1 E3 1 Module at a Glance 1 2 The Dual DS3 1 E3 1 Testing Screen at a Glance 1 5 Installing and Switching On 1 7 Restoring Factory Defaults 1 8 Getting Started 1 1 Getting Started The N1655B Dual DS3 1 E3 1 Module at a Glance The N1655B Dual DS3 1 E3 1 Module at a Glan
15. also view DS3 results in one pane and view dropped DS1 results in the other pane simultaneously Results Reference Results Selection Window Results Selection Window Tapping a results selector calls the Results Selection window for that pane L1 General Summary Line Group Screen The three buttons on the Results Selection window allow you to configure what is displayed on the results pane Line This button selects which line the measurements are from either L1 or L2 Group and Screen These two button work together to configure which results screen is shown in the pane Each results group has multiple screens available that show different sets of results First tap the Group button to select a group Next tap the Screen button to select one of the screens available for that group The following table lists the results groups and their associated screens Note that not all results screen are available depending on the setup of your test Results Selection Groups and Screens Results Group Available Results Screen See also General Summary page 6 5 RX Signal page 6 8 Event Log page 6 9 DS3 Alarms page 6 10 Errors page 6 12 DS2 Alarms page 6 14 Status page 6 15 Results Reference Results Selection Window Results Selection Groups and Screens continued Results Group Available Results Screen See also DS1 Alarms page 6 16 Errors page 6 18 E1 Alarms page 6 20 Errors page 6
16. available density patterns Not all of the density patterns are displayed on the tab at once Tap the More button to view additional patterns Pattern Description 1 n These patterns use a density of one binary 1 to n binary Os For example 1 4 is one binary one for every 4 binary zeros 2 n These patterns use a density of two binary 1s to n binary Os For example 2 10 is two binary ones for every ten binary zeros 3 in n These patterns use a density of three binary 1s out of every n bits For example 3 in 18 is three binary 1s out of 18 bits leaving 15 binary Os E1 Configuration Reference E1 BER Test Pattern E1 User Programmable Patterns The Dual DS3 E3 Module offers three user programmable E1 test patterns Selecting the User tab on the Select Pattern window displays the User Pattern category L1 Select a BERT Pattern RSS Standard Octet Density User Invert Patterns Tap a User button to select that pattern To view or edit a user pattern tap the Edit User Pattern button This calls the Select a User Pattern to Edit window Use the buttons on the Edit Pattern window to configure the pattern The E1 user patterns can be set from 1 to 32 bits long E1 Configuration Reference Fractional E1 FE1 Setup Fractional El FE1 Setup The Dual DS3 E3 Module can perform FE1 BER testing when the Payload is set to FE1 on the Test Setup window for L1 or L2 see Setting Up the Test pag
17. be set to Same same data as carried on the drop insert channels or AIS alarm indication signal DS3 Configuration Reference DS3 Drop and Insert Configuration Enter Value window Tapping Drop Channel or Insert Channel calls a keypad window that allows you to enter the number of the channel Enter Yalue 1 28 Use the number buttons to enter the channel Tap OK to confirm your selection and close the window Tap Cancel to close the window without making any changes Tap Clear to erase any entered digits DS3 Configuration Reference DS3 Error Injection DS3 Error Injection DS3 error injection is controlled using the Inject Setup and Inject buttons To configure DS3 error injection tap the Inject Setup button to call the Error Alarm Inject Setup window L1 Error Alarm Inject Setup D53 Errors Errors OK Group Cancel To select DS3 error or alarm injection tap the Group button and select either DS3 Errors or DS3 Alarms Select an Inject Group DS3 Error Alarm Types To select the specific type of DS3 error or alarm to be injected tap the Type button or use the Type arrow buttons to make your selection The following table lists the available DS3 error and alarm injection types DS3 Error Injection Selections DS3 Configuration Reference DS3 Error Injection Injection Category Injection Type Description DS3 Errors BPV DS3 bipolar violations Frame
18. format used on the E1 signal The framing is controlled independently for each line L1 and L2 Framing can be set to any of the following PCMS3I Provides a 31 channel E1 signal with no CRC cyclic redundancy check PCM31 CRC Provides a 31 channel E1 signal with CRC 4 PCM30 Provides a CAS channel associated signaling format E1 signal This is a 30 channel signal with no CRC cyclic redundancy check PCM30 CRC Provides a CAS format E1 signal This is a 30 channel signal with CRC 4 Unframed Provides an unframed E1 signal E1 Line Code The Coding button on the E1 Setup window sets the line coding scheme used on the E1 signal The line code is controlled independently for each line L1 L2 HDB3 Coding The line code can be set to either HDB3 high density bipolar three zero substitution or AMI alternate mark inversion Note that the Coding button is disabled grayed out when the E1 signal is the payload of a DSS signal E1 Configuration Reference E1 Timing Source E1 Timing Source The Clock button on the E1 Setup window configures the source of the transmit timing for the E1 signal The clock source is set independently for each line L1 and L2 Internal Clock The E1 clock source can be set to any of the following Internal Timing is from the Dual DS3 E3 Module s internal clock Revi Timing is derived from the input E1 signal at the L1 RX BNC or WECo jack E1 75 Ohm or RX Bant
19. is ordered with Option 001 WECo jacks are provided when the module is ordered with Option 002 Bantam jacks low speed signal The Bantam style jacks on the module s top panel are used for DS1 or E1 120 Ohm signals To activate these jacks select an appropriate rate for the line you are using See Connecting the Module to the System Under Test page 2 3 Getting Started Module Indicators Module Indicators This section describes the indicator lights on the top of the Dual DS3 E3 Module Refer to the illustration on page 1 2 Ready Lights green and remains lit when the module self test is finished and the Dual DS3 E3 Module is ready to perform tests L1 L2 SIG Lights to indicate a valid signal has been detected for the line based on the current L1 or L2 signal selection see Setting Up the Test page 2 4 L1 L2 FRM Lights to indicate a valid framing format has been detected and synchronized on the line based on the current frame selection See DS3 Framing Format page 3 3 DS1 Framing Format page 4 5 or E1 Framing Format page 5 4 L1 L2 PATT Lights to indicate that pattern synchronization has been established on the line based on the current pattern selection See DS3 BER Test Pattern page 3 4 DS1 BER Test Pattern page 4 7 or E1 BER Test Pattern page 5 6 L1 L2 ERR Lights to indicate an error has been detected on the line L1 or L2 With intermittent errors the indicator will blink occasionally During hea
20. memory RDI Remote defect indication ROM Read only memory Glossary SCPI Standard Commands for Programmable Instruments SCSI Small Computer Serial Interface SDH Synchronous digital hierarchy section The part of a network path between a terminal network element and a regenerator or between two regenerators SEE Severely errored event SF Superframe format DS1 framing format SLC 96 M Subscriber loop carrier system 96 An AT amp T T1 framing format SONET Synchronous optical network STS 1 The basic synchronous transport signal A 125 ps frame 51 840 Mbs STS N Synchronous transport signal N where N indicates the number of STS 1s interleaved to generate the signal STS Ne Concatenated STS signal An STS N in which the payloads are grouped to carry a super rate signal sub multiframe A division of a multiframe that also contains multiple frames Also called an M subframe synchronous Synchronized Occurring at the same rate or period sharing common timing with an outside timing source T1 See DSI TDR Time Domain Reflectometer Glossary 11 Glossary timeslot A unique cyclic time interval typically providing a single channel timing See clock TLP Transmission Level Point TS See timeslot TSO Timeslot zero The first timeslot in an El frame TS16 Timeslot sixteen The 17th timeslot in an E1 signal used to provide channel associated signaling TT
21. number of bits transmitted since the beginning of the test SES Severely errored seconds The number of seconds in which the error ratio exceeded 1073 SES Percent severely errored seconds The percentage of all seconds that were SESs ES Errored seconds The number of seconds during which at least one error occurred ES Percent errored seconds The percentage of all seconds that were errored EFS Error free seconds The number of seconds during which no errors occurred EFS Percent error free seconds The percentage of all seconds that were error free CSES Consecutively errored seconds The number of severely errored seconds SESs for which the previous two seconds were also SESs This count is reset during LOS LOF and LOP UAS Unavailable seconds The number of seconds during which the DS1 was unavailable The DS1 is declared unavailable after ten seconds of SES or LOP The DS1 is declared available again after ten consecutive seconds with no SESs or LOPs Results Reference E1 Alarms Results Screen E1 Alarms Results Screen The E1 Alarms results screen is available when the module is configured for E1 testing Rate set to E1 or Payload set to E1 or FEL This screen displays the status E1 alarm conditions Seconds and Count The Seconds field displays the number of one second periods during which one or more of the indicated alarms occurred The Count field shows the total number of alarm occurrences Indicato
22. window see Setting Up the Test page 2 4 The Rate can be either DS3 or El In the E1 Setup window see Configuring the E1 Signal Parameters tap the FEI button to call the Fractional E1 Setup window L1 Fractional E1 Setup 31 1984Kbps arenas N64 Select All peset au Cancel Size Select the channels on the E1 that you want to use for your FE1 BERT testing You can tap each channel button to select or deselect it or you can tap Select All or Deselect All When you have finished tap OK to confirm your changes and close the window Tap cancel to close the window without making any changes Testing with the N1655B Dual DS3 E3 Module Applying an External Pattern to a DS3 Channel Applying an External Pattern to a DS3 Channel This procedure describes how to insert the payload pattern from an external DS1 or El signal onto a channel of the DS3 signal l T Connect the DS3 signal to be tested to the appropriate signal jacks BNC or WECo on the module see Connecting the Module to the System Under Test page 2 3 Connect the DS1 or 120 Ohm E1 signal with the external pattern you want to use to the Bantam RX jack on the same Line as the DS3 Set up the test so that the Rate is DS3 and the Payload is either DS1 or E1 See Setting Up the Test page 2 4 L1 Test Setup Terminal Configure the DS3 signal see Configuring the DS3 Signal Parameters page 2 5 Confi
23. 15 6 3 screen 2 15 6 3 selection 6 3 selector 6 2 results display area 1 6 6 2 RMT MFM El alarm 5 12 6 20 RX jack 1 3 RX level 2 8 3 3 4 4 5 3 RX signal results 6 8 S saving reports 7 4 SCPI Gloss 11 screen results 2 15 6 3 select all 4 11 5 10 select channels 2 9 select interface 2 4 service and calibration W 5 SES DS1 error meas 6 19 DS3 error meas 6 13 El error 6 22 El error meas 6 23 setting up the test 2 4 l 6 setup control area 1 6 SIG signal 1 4 signal 6 5 6 6 6 7 signal connection 2 3 signal connectors 1 3 simplex current 6 8 size 2 9 Slot A Slot B 1 5 standard patterns DS1 4 8 standard patterns DS3 3 4 standard patterns E1 5 7 start stop 1 5 2 14 starting the test 2 14 support W 4 switchon 1 7 synchronous Gloss 11 T testing oveview 2 2 test pattern 4 7 5 6 test setup 2 4 3 2 4 2 5 2 test start stop 1 5 2 14 test time 2 14 time mode 2 14 timing 2 5 2 8 3 7 4 6 5 5 toolbar 1 5 trouble scan 1 5 TTL Gloss 12 TXjack 1 3 TX level 2 5 2 8 3 3 4 4 5 3 type 2 13 typing 7 8 U UAS DS1 error meas 6 19 DS3 error meas 6 13 Elerror 6 22 Elerrormeas 6 23 user programmable patterns 3 5 4 10 5 9 V Vac Gloss 12 viewing results 2 15 Vpk 6 8 W warranty W 2 WECo 440 connectors 2 3 WECo 440 connectors 1 3 X X A Bits 6 15 xDSL Gloss 12 Index Manual Part Number N1655 90000 Version 2 0 Printed in USA July
24. 2 Status results screen is available when the rate is set for DS3 and the Payload is set for DS1 or FT1 This screen shows the status of several DS2 signal parameters X A Bit DS2 X bit or A bit status Declared when the receive X bit DS1 mapped DS3 signals or A bit E1 mapped DS3 signals is set to 1 DS1 Payload Indicates On if the DS3 signal mapping is set to DS1 DS3 is carrying DS1 subrate traffic E1 Payload Indicates On if the DS3 signal mapping is set to E1 the DS3 is carrying E1 subrate traffic per G 747 Results Reference DS1 Alarms Results Screen DS1 Alarms Results Screen The DS1 Alarms results screen is available when the module is configured for DS1 testing Rate set to DS1 or Payload set to DS1 or FT1 This screen displays the status of various DS1 alarm conditions L1 DS1 Alarms X EEG E L l a Seconds and Count The Seconds field displays the number of one second periods during which one or more of the indicated alarms occurred The Count field shows the total number of alarm occurrences Indicators The right indicators show red when the indicated alarm condition is currently occurring The left indicators show yellow to indicate the previous occurrence of the alarm Alarms The table on the next page describes the DS1 alarms Results Reference DS1 Alarms Results Screen DS1 Alarm Definitions DS1 Alarm LOS Description DS1 loss of signal Declared when there are 175 or m
25. 2001 od B Agilent Technologies
26. 4Kbps TX Level Drop Channel Insert Channel Other Channels Terminate Terminate PCM31 i mp3 oss Internal RX Level Pattern Clock m The table on the next page lists the controls found on the E1 Setup window E1 Configuration Reference E1 Transmit and Receive Signal Levels E1 Test Setup Parameters E1 Setup control More information TX Level RX Level See 7 Transmit and Receive Signal Levels page 5 3 Framing See 7 Framing Format page 5 4 Coding See 7 Line Code page 5 4 Clock See 7 Timing Source page 5 5 Pattern See 7 BER Test Pattern page 5 6 FE1 fractional E1 See Fractional E1 FET Setup page 5 10 E1 Transmit and Receive Signal Levels The TX Level and RX Level buttons control the signal level of the transmit and receive E1 signals Terminate Terminate TX Level RX Level These buttons are located on the E1 Setup screen The transmit and receive signal levels are independent for L1 and L2 Transmit Level The E1 TX Level button is grayed out not active because the E1 transmit level is fixed at the standard cross connect level approximately 2 37 Vpk 1 2 dB Receive Level The E1 RX Level button allows you to select either the standard termination level Terminate or E1 monitor level Monitor E1 Configuration Reference E1 Framing Format El Framing Format The Framing button on the E1 Setup window controls the framing
27. 6 kb s DS1 Digital signal level 1 1 544 Mbps DS2 Digital signal level 2 6 312 Mbs DS3 Digital signal level 3 44 736 Mbs DSX A digital signal cross connect and patch bay DTE Data terminal equipment Equipment that converts user information into data signals for transmission for example a PC El ACCITT digital signal of 2 048 Mbs EFS Error free second EIA Electronics Industry Association error rate The number of errors per second Compare error ratio error ratio The number of errors over the total number of bits This term is often used interchangeably with error rate although they are two different measurements ES Errored second A second in which at least one error occurred ESD Electrostatic discharge The discharge of static electricity which has the potential to damage electronic circuitry ESF Extended Superframe framing format DS1 F bit Framing bit FAS Frame alignment signal FE1 Fractional El A subrate signal on an E1 comprising N number of timeslots channels See also N x 64 FEAC Far end alarm and control The FEAC channel uses the third C bit to carry alarm and control information FEBE Far end block error FERF Far end receive failure FFCV Frame format coding violation FFM Frame format mismatch frame A group of bits timeslots or bytes whose unique positions can be identified relative an alignment signal or pointer FT1 Fra
28. A line coding scheme ANSI American National Standards Institute asynchronous Not synchronized not timed to an outside clock source bandwidth A network or channel s capacity to carry traffic BER Bit error rate Percentage of bits with errors in total bits received BERT Bit error rate test or testing B ISDN Broadband ISDN See also ISDN bit A basic unit of data A bit can be set to either a zero or a one bit rate FTP The speed at which bits are transferred over the network BITS Building integrated timing supply A stratum 1 clock source typically in a CO Blue alarm See AIS Glossary BnZS Bipolar with n zero substitution A line coding scheme in which n consecutive zeros are replaced by a substitution code to maintain a high pulse density Typical codes are B3ZS for DS3 and B8ZS for DS1 BPV Bipolar violation The occurrence of a pulse that breaks the alternating polarity rule Bridged tap Unconnected cables on a reconditioned line a common cause of problems with digital services BW See bandwidth byte Eight bits Usually refers to a particular location in a frame C bit The third fifth and seventh overhead bits in a DS3 signal s M subframes C bit parity format A DS3 framing format CAS Channel associated signaling CCITT Consultative Committee on International Telegraph and Telephone now the International Telecommunications Union ITU The standa
29. Agilent Technologies N1655B Service Advisor Dual DS3 1 E3 1 Test Module User s Manual ES Agilent Technologies Agilent Technologies N1655B Service Advisor Dual DS3 1 E3 1 Test Module User s Manual 7 Agilent Technologies Copyright 92001 Agilent Technologies Inc All rights reserved Reproduction adaptation or translation without prior written permission is prohibited except as allowed under the copyright laws Publication part number N1655 90000 Version 2 0 July 2001 Printed in USA Agilent Technologies Service Test Division 2 Robbins Road Warranty The information contained in this document is subject to change without notice Agilent Technologies makes no warranty of any kind with regard to this material including but not limited to the implied warranties of merchantability and fitness for a particular purpose Agilent Technologies shall not be liable for errors contained herein or for incidental or consequential damage in connection with the furnishing performance or use of this material Warning Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment Westford Massachusetts 01886 USA Trademark Credits Windows and MS DOS are U S registered trademarks of Microsoft Corporation Touchtone is a trademark of AT amp T All other trademarks are the property of t
30. CRC Cyclic redundancy checksum errors These are errors in the E1 CRC 4 value 6 22 Results Reference E1 Errors Results Screen E1 Error Measurements Measurement Description Count The total number of errors since the beginning of the test Rate The ratio of errored bits to the total number of bits transmitted during the previous one second Avg Rate Average ratio The ratio of errored bits to the number of bits transmitted since the beginning of the test ES Errored seconds The number of seconds during which at least one error occurred ES Percent errored seconds The percentage of all seconds that were errored EFS Error free seconds The number of seconds during which no errors occurred EFS Percent error free seconds The percentage of all seconds that were error free SES Severely errored seconds The number of seconds in which the error ratio exceeded 1073 SES Percent severely errored seconds The percentage of all seconds that were SESs CSES Consecutively errored seconds The number of severely errored seconds SESs for which the previous two seconds were also SESs This count is reset during LOS LOF and LOP UAS Unavailable seconds The number of seconds during which the E1 was unavailable The E1 is declared unavailable after ten seconds of SES or LOP The E1 is declared available again after ten consecutive seconds with no SESs or LOPs 6 23 Results Reference 6 24
31. ITS SUPPLIERS BE LIABLE FOR LOSS OF DATA OR FOR DIRECT SPECIAL INCIDENTAL CONSEQUENTIAL INCLUDING LOST PROFIT OR DATA OR OTHER DAMAGE WHETHER BASED IN CONTRACT TORT OR OTHERWISE Some countries states or provinces do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you THE WARRANTY TERMS CONTAINED IN THIS STATEMENT EXCEPT TO THE EXTENT LAWFULLY PERMITTED DO NOT EXCLUDE RESTRICT OR MODIFY AND ARE IN ADDITION TO THE MANDATORY STATUTORY RIGHTS APPLICABLE TO THE SALE OF THIS PRODUCT TO YOU Warranty Calibration and Service Support Support If you have a question or need help with your N1655B Dual DS3 E3 Test Module please refer to one of the following sources of assistance e Read this manual to see if the information you seek is here To help you locate information more quickly use the Index at the back of the manual and the Table of Contents at the front of the manual e Carefully check your test setup connections and power Be sure that the module is installed in the Service Advisor tablet properly e Refer to the Agilent Technologies website at http www agilent com e Call the Agilent Call Center at 800 452 4844 Warranty Calibration and Service Calibration and Service Calibration and Service Calibration This instrument must be calibrated only by authorized Agilent Technologies personnel Unauthorized service o
32. L Transistor to transistor logic A standard transmission level with a logic low of 0 volts and a logic high of 5 volts UAS Unavailable seconds UI Unitinterval The duration of one clock cycle or pulse period for a given rate UNI User Network Interface The demarcation point between the customer premise and the network V Volt Vac Volt alternating current Vde Volt direct current VF Voice frequency Vpk Volt peak Vp p Volt peak to peak X bit The first overhead bit in the first and second M subframes of a DS3 M frame xDSL Digital subscriber line Glossary 12 Yellow alarm DS1 Also called a remote alarm or RAI this alarm indicates a near to far transmission failure usec Microsecond One millionth of a second EFS Elerror 6 22 El error meas 6 23 ES DS1 error meas 6 19 DS3 error meas 6 13 Elerror 6 22 Elerrormeas 6 23 SES DS1 error meas 6 19 DS3 error meas 6 13 Elerror 6 22 El error meas 6 23 1 1 E1 BER test pattern 5 7 l n E1 density pattern 5 8 3 in 24 DS1 BER test pattern 4 8 E1 BER test pattern 5 7 A Agilent Technologies call center 800 452 4844 W 4 limited warranty W 2 AIS 4 12 5 11 6 14 DSl alarm 6 17 DSlerror 4 13 DS3 alarm 3 11 6 11 Elalarm 5 12 6 20 alarms 3 10 4 12 5 11 6 3 6 5 6 6 6 7 all 0s DS1 BER test pattern 4 8 DS3 BER test pattern 3 4 E1 BER test pattern 5 7 Index all 1s DS1 BER test pattern 4 8 DS3 BER te
33. am jack E1 120 Ohm Rev2 Timing is derived from the input E1 signal at the L2 RX BNC or WECo jack E1 75 Ohm or RX Bantam jack E1 120 Ohm E1 Configuration Reference E1 BER Test Pattern E1 BER Test Pattern The Dual DS3 E3 Module provides a variety of test patterns for E1 BER bit error ratio testing To select a pattern tap the Pattern button on the E1 Setup window to call the Select Pattern window QRSS L1 Select a BERT Pattern QRSS Patten Standard Octet Density User Category Tabs Use the tabs on the Select Pattern window to select the category of pattern Standard Octet Density and User user programmed patterns are available The patterns are described on pages 5 7 to 5 9 Pattern Inversion Tapping the Invert Patterns button inverts all of the test patterns Inverted patterns are displayed preceded by a slash E1 Configuration Reference E1 BER Test Pattern El Standard Patterns The following table describes the standard patterns available Note that not all of the Standard patterns are displayed on the tab at once Tap the More button to view additional patterns E1 BER Test Patterns Pattern Description ORSS A quasirandom signal source This is a 220 4 pattern with a 14 zero constraint All 1s An all ones binary 1111 pattern All Os An all zeros binary 0000 pattern 1 1 An alternating 1s and Os pattern binary 1010 1 7 A pattern of one
34. aming button to select the framing format used on the DS3 signal M13 or C bit See DS3 Framing Format page 3 3 Tap Clock to select a transmit clock timing source See DS3 Timing Source page 3 7 If you selected None for the DS3 payload on the Test Setup screen tap the Pattern button to select a payload pattern on the DS3 See DS3 BER Test Pattern page 3 4 If you selected a subrate signal as the DS3 payload on the Test Setup screen for example DS1 or E1 See Setting Up the Test page 2 4 refer to Configuring the DS3 Drop Insert Channels page 2 6 for information on configuring the drop and insert channels When you have finished tap OK to accept your changes and close the window Tap Cancel to close the window without making any changes Testing with the N1655B Dual DS3 E3 Module Configuring the DS3 Drop Insert Channels Configuring the DS3 Drop Insert Channels This section describes how to configure the drop and insert channels mux demux on a DS3 signal carrying subrate traffic e To configure the module for a DS3 signal carrying subrate DS1 FT1 E1 FE1 traffic set the Payload as appropriate on the Test Setup window See Setting Up the Test page 2 4 1 When the Dual DS3 E3 Module is configured for a DS3 with subrate traffic the Drop Channel Insert Channel and Other Channels buttons are active not grayed out on the DS3 Setup screen L1 DS3 Setup T DSX3 1 1 1 Same i Drop Channel Insert Ch
35. an be set to either of the following DSX3 DS3 cross connect level Uses a line build out LBO of 450 feet of simulated cable High High level signal No LBO is used Receive Level RX Level affects the L1 and L2 RX BNC or WECo 440 input connectors and can be set to either of the following DSX3 Uses an automatic equalizer for 0 through 900 feet of cable Monitor accepts a monitor level signal with up to 26 dBdsx flat loss DS3 Framing Format The Framing button on the DS3 Setup window controls the framing format used on the DS3 signal M13 Framing The framing is controlled independently for each line L1 and L2 Framing can be set to M13 CBit C Bit or None unframed DS3 Configuration Reference DS3 BER Test Pattern DS3 BER Test Pattern The Dual DS3 E3 Module offers many choices for the pattern used in BER bit error ratio testing To select a pattern tap the Pattern button on the DS3 Setup window to call the Select Pattern window 2 15 1 L1 Select a BERT Pattern 2 15 1 Paten Standard User O Invert Patterns Cancel Note The Pattern button is disabled grayed out when the DS3 is carrying subrate traffic such as DS1 FT1 E1 or FE1 Category Tabs Use the tabs on the Select Pattern window to select the category of pattern Standard and User user programmed patterns are available Pattern Inversion Tapping the Invert Patterns button inverts all of the test patterns Inve
36. annel Other Channels DSXx3 M13 NA Internal RX Level Framing Pattern Clock OK Cancel 2 Tap the Drop Channel button to select a DSI FT1 or E1 FE1 channel to be dropped demultiplexed from the DS3 signal Tapping the button calls a keypad data entry window Enter Value 1 28 Testing with the N1655B Dual DS3 E3 Module Configuring the DS3 Drop Insert Channels Enter the number of the channel to drop then tap OK to confirm your entry Tap Cancel to close the window without making any changes Tap Clear to delete the value Tap the Insert Channel button to select a channel to be inserted multiplexed into the DS3 signal Enter the channel number on the keypad window as you did for the Drop Channel see step 2 Tap the Other Channels button to select how the remaining channels not being dropped or inserted on the DS3 are handled See DS3 Drop and Insert Configuration page 3 8 Testing with the N1655B Dual DS3 E3 Module Configuring the DS1 Signal Parameters Configuring the DS1 Signal Parameters This procedure describes how to configure the DS1 signal parameters The N1655B can test DS1 signals that are connected directly or that are carried on a DS3 signal e To configure the Dual DS3 E3 Module for DS1 you must either select DS1 as the Rate or select DS3 as the Rate and DS1 or FT1 as the Payload in the Test Setup window see Setting Up the Test page 2 4 1 Tap the DS1 Setup button to call th
37. aphs 1 2 and 3 7 Products purchased from Agilent outside the U S will receive the standard warranty in the country of purchase If end user customer moves such Products to another country where Agilent has Support presence then end user customer will receive the destination country standard warranty 8 Products purchased in the U S based on the U S list prices will only receive standard warranty in the U S except for Products with a global warranty A global warranty means that the Product will include the destination country s standard warranty in any country where the Product is moved provided that Agilent has Support presence in that country 9 TO THE EXTENT ALLOWED BY LOCAL LAW THE ABOVE WARRANTIES ARE EXCLUSIVE AND NO OTHER WARRANTY OR CONDITION WHETHER WRITTEN OR ORAL IS EXPRESSED OR IMPLIED AND AGILENT SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OR CONDITIONS OF MERCHANTABILITY SATISFACTORY QUALITY AND FITNESS FOR A PARTICULAR PURPOSE Some countries states or provinces do not allow limitations on the duration of an implied warranty so the above limitation or exclusion might not apply to you This warranty gives you specific legal rights and you might also have other rights that vary from country to country state to state or province to province 10 TO THE EXTENT ALLOWED BY LOCAL LAW THE REMEDIES IN THIS WARRANTY STATEMENT ARE YOUR SOLE AND EXCLUSIVE REMEDIES EXCEPT AS INDICATED ABOVE IN NO EVENT WILL AGILENT OR
38. ating pulse polarity rule BPVs do not include pulses violated by zero substitution rules Frame Framing bit errors These are errors in the F1 and FO bits F hits REI Remote error indication These are errors detected at the far end of the DS3 P Bit P bit parity errors These are DS3 section parity P bit errors CP Bit CP bit parity errors These are path parity CP bit errors C bit parity framing format only Results Reference DS3 Errors Results Screen DS3 Error Measurements Measurement Description Count The total number of errors since the beginning of the test Rate The ratio of errored bits to the total number of bits transmitted during the previous one second Avg Rate Average ratio The ratio of errored bits to the number of bits transmitted since the beginning of the test ES Errored seconds The number of seconds during which at least one error occurred ES Percent errored seconds The percentage of all seconds that were errored EFS Error free seconds The number of seconds during which no errors occurred EFS Percent error free seconds The percentage of all seconds that were error free SES Severely errored seconds The number of seconds in which the error ratio exceeded 1073 SES Percent severely errored seconds The percentage of all seconds that were SESs CSES Consecutively errored seconds The number of severely errored seconds SESs for which the pr
39. binary 1 followed by seven binary Os 10000000 3 IN 24 A 12 5 ones density pattern synchronized to the F bit as follows F 0100 0100 0000 0000 0000 0100 More density patterns are available on the Density tab see page 5 8 63 A 28 1 pseudorandom bit sequence PRBS 63 bits long with a maximum of five sequential zeros and six sequential ones 511 A 29 1 PRBS 511 bits long Has a maximum of eight sequential zeros and nine sequential ones 2047 A 211 1 PRBS 2047 bits long Has a maximum of 10 sequential zeros and 11 sequential ones 2 15 1 These are 218 1 220 1 and 223 1 PRBSs 2 20 1 2 23 1 Live Live traffic no pattern set for receive signal transmit signal carries ORSS pattern EXT External This selection allows you apply an external signal from the E1 connector to the E1 insert channel on the DS3 E1 Configuration Reference E1 BER Test Pattern E1 Octet Patterns The following table describes the octet based patterns available Note that not all of the Octet patterns are displayed on the tab at once Tap the More button to view additional patterns Pattern Description Oct nn The Oct n repeating patterns are based on an number of octets For example Oct 52 is a 52 octet pattern and so on Daly 55 The standard Daly 55 octet pattern Net 55 This is similar to the Daly 55 pattern but byte 3 is 03 and byte 7 is 00 Density Patterns The following table describes the
40. ce The Dual DS3 E3 module plugs into a Service Advisor Test Tablet N1610A or N1610B or into the Service Advisor Undercradle N1700A The module provides the capabilities to test two DS3 DS1 or E3 E1 lines simultaneously L2 Line 2 signal connectors L1 Line 1 signal connectors BNC or WECo 440 jacks DS3 E3 E1 75 Ohm Bantam jacks DS1 E1 120 Ohm Ground lug RDY SIG FRM PATT ERR SIG FRM PATT ERR HIST Module Ready indicator L1 indicators L2 indicators f Agilent Dual Line DS3 1 E3 1 Tester History indicator Getting Started Module Connectors Module Connectors This section describes the signal connectors on the top of the Dual DS3 E3 Module Refer to the illustration on page 1 2 L1 and L2 The Dual DS3 E3 module can test two DS3 or E3 lines simultaneously Each line has its own set of connectors on the module s top panel L1 line 1 and L2 line 2 TX TX is the transmit port for L1 and LZ TX supplies the output signal to the system under test RX RXis the receive port for L1 and L2 RX accepts the input signal from the system under test BNC or WECo 440 jacks high speed signal The BNC or WECo 440 style jacks on the module s top panel are used for DS3 or E3 signals andE1 75 Ohm signals To activate these jacks select an appropriate rate for the line See Connecting the Module to the System Under Test page 2 3 BNC jacks are provided when the module
41. ceive signal of the selected line 0 0 0 0 0 0 0 0 0 0 0 0 0 oo eeoecceooeerss oo eeoeoceoeoecss e oo eceoceoeoeoess v The DS1 Error screen has three panels To cycle through the panels use the arrow buttons You can also turn the table by tapping the Rotate Table button The error types will then be listed across the top and the error measurements listed down the side as shown above For each type of DS1 error various measurements are available The following two tables describe the DS1 error types and error measurements DS1 Error Definitionss Error Type Description Bit Pattern hit errors These are errors detected in the payload test BERT pattern BPV Bipolar violations A BPV is the occurrence of a pulse that breaks the alternating pulse polarity rule BPVs do not include pulses violated by zero substitution rules Frame Framing bit errors These are errors in the framing bits F and F bits for SF format FPS bits for ESF CRC Cyclic redundancy checksum errors These are errors in the DS1 CRC 6 value Results Reference DS1 Errors Results Screen DS1 Error Measurements Measurement Description Count The total number of errors since the beginning of the test Rate The ratio of errored bits to the total number of bits transmitted during the previous one second Avg Rate Average ratio The ratio of errored bits to the
42. cting the Module to the System Under Test 2 3 Setting Up the Test 2 4 Configuring the DS3 Signal Parameters 2 5 Configuring the DS3 Drop Insert Channels 2 6 Configuring the DS1 Signal Parameters 2 8 Configuring the Fractional T1 Setup 2 9 Configuring the E1 Signal Parameters 2 10 Configuring the Fractional El Setup 2 11 Applying an External Pattern to a D83 Channel 2 12 Setting Up Error Injection 2 13 Starting the Test 2 14 Viewing Results 2 15 Testing with the N1655B Dual DS3 E3 Module Testing with the N1655B Dual DS3 E3 Module Testing Overview Testing Overview The following steps describe the basic testing procedure for the Dual DS3 E3 Module For each step you will need to make selections and changes to meet your specific testing needs Further details are provided in subsequent sections Note Before you begin testing make sure the Dual DS3 E3 Module is properly installed and the Service Advisor system is powered on See nstalling and Switching On page 1 7 1 Connect the Dual DS3 E3 Module to the system to be tested Be sure to connect the signals to the appropriate connectors on the module see page 2 3 If you are testing a single line connect it to either the L1 or L2 jacks If you are testing two lines connect one to the L1 line 1 jacks and the other to the L2 line 2 jacks 2 Begin test setup by selecting the line to configure Tap the Line button in the Setup Control area 9 Selectthe type of te
43. ctional T1 A subrate signal on a DS1 comprising N number of DSO channels See also N x 64 GUI Graphical user interface hexadecimal A base 16 numbering system in which the digits range from 0 through F A subscript h is used to denote a hexadecimal value for example 2A0F Glossary HDB3 High density bipolar with three zero substitution A line coding scheme HSSI High speed serial interface Uses a SCSI 2 50 pin connector Hz Hertz Measure of frequency one cycle per second idle signal A signal transmitted to indicate that a channel is not in use IP Internet Protocol ISDN Integrated Services Digital Network ISO International Standards Organization ITU International Telecommunications Union formerly the Consultative Committee on International Telegraph and Telephone CCITT The standards produced by this organization are called ITU T Recommendations jitter Short term variation in the phase of a digital signal includes phase variation above 10 Hz Kb or Kbit Kilobit A thousand bits KB or Kbyte thousand bytes Kilobyte One Kbs Kilobits per second kHz Kilohertz Measure of frequency one thousand cycles per second LAN Localarea network LBO Seeline build out LCD Liquid Crystal Display LCVA Line code violation alarm Glossary 9 Glossary LCVR Line code violation rate LED Light emitting diode line Inanetwork the part of the path betw
44. e 2 4 The Rate can be set to either DS3 or E1 When Payload is set to FE1 the FE1 setup button is active on the E1 Setup window Tap the FE1 button to call the Fractional E1 Setup screen 1984Kbps L1 Fractional E1 Setup 31 1984Kbps pee arii Select All peset au Cancel Size Channels Size This button is inactive grayed out because the FE1 base channel timeslot size is fixed at Nx64 64 kbs Timeslot buttons The timeslot buttons select and deselect each timeslot channel for use in the FE1 signal A timeslot button displays a check mark to indicate it is selected for inclusion in the FE1 signal The number of selected timeslots and the resulting FE1 rate are shown in the title bar Note If the E1 framing format is set to PCM30 or PCM30 CRC timeslot 16 will be grayed out inactive Timeslot 16 is used for multiframe alignment and signaling on 30 channel E1 signals Timeslot 0 is always grayed out because it is used for framing information Select All button Selects all timelsots for inclusion in the FE1 signal Deselect All button Sets all timeslots to unselected not included in the FE1 signal Title bar The title bar of the Fractional E1 setup window displays the number of selected timeslots and the resulting FE1 rate 5 10 E1 Configuration Reference E1 Error Injection E1 Error Injection E1 error injection is controlled using the Inject Setu
45. e DS1 Setup window L1 D 1 Setup DSX1 NA NA NA 1536Kbps TX Level Drop Channel Insert Channel Other Channels FT1 DSX1 B825 QRSS Internal RX Level Coding Pattern Clock 99 Note that the DS1 Setup window may appear slightly different depending on your test application 2 Use the TX Level and RX level button to set the transmit and receive DS1 signal levels not required if the DS1 is carried on a DS3 See DS1 Transmit and Receive Signal Levels page 4 4 3 Tap the Coding button to select the line coding used on the DS1 not applicable if the DS1 is carried on a DS3 4 Selectthe framing format by tapping the Framing button 5 Tap the Clock button to select the DS1 transmit timing source See DS1 Timing Source page 4 6 6 Select a test pattern by tapping the Pattern button The Select a BERT Pattern window is displayed Select a pattern category tab then select the pattern See DS1 BER Test Pattern page 4 7 Tap the OK button to close the Pattern window 7 Ifyou are testing FT1 fractional T1 signals configure those parameters now See Configuring the Fractional T1 Setup Testing with the N1655B Dual DS3 E3 Module Configuring the Fractional T1 Setup Configuring the Fractional T1 Setup This procedure describes how to configure the FT1 parameters To configure the Dual DS3 E3 Module for FT1 you must select FT1 as the Payload in the Test Setup window see Setting Up the Test
46. e buttons on the Edit Pattern window to configure the pattern The DS1 user patterns can be set from 1 to 32 bits long 4 10 DS1 Configuration Reference Fractional T1 FT1 Setup Fractional T1 FT1 Setup The Dual DS3 E3 Module can perform FT1 BER testing when the Payload is set to FT1 on the Test Setup window for L1 or L2 see Setting Up the Test page 2 4 The Rate can be set to either DS3 or DS1 When Payload is set to FT1 the FT1 setup button is active on the DS1 Setup window Tap the FT1 button to call the Fractional T1 Setup screen L1 Fractional T1 Setup 24 1536Kbps EZE Select All Deselect Cancel exe sped eje s e nde e e Je lene Channels Eje ede ede n a e nde ale Size This button selects either Nx64 64 kbs or Nx56 56 kbs as the base channel size Channel buttons The channel buttons select and deselect each channel for use in the FT1 signal A channel button displays a check mark to indicate it is selected for inclusion in the FT1 signal The number of selected channels and the resulting FT1 rate are shown in the title bar Select All button Selects all channels for inclusion in the FT1 signal Deselect All button Sets all channels to unselected not included in the FT1 signal Title bar The title bar of the Fractional T1 setup window displays the number of selected channels N and the resulting FT1 rate based on the select Size 64 or 56 kbs
47. e on screen keyboard Tap the keys to enter the file name Usethe arrow buttons to select an existing filename if any then tap the Use the Selected File Name button 5 Tap the Save button to store your report Tap the Cancel button to close the window without saving your report Printing and Reports Opening and Deleting Saved Reports Opening and Deleting Saved Reports This section describes how to work with reports that have been previously saved 1 To access stored reports tap the File button to call the File menu Next tap Reports to call the N1655B Reports window N1655B Reports View Print Delete 2 Tap the View Print Delete button to call the Saved Reports window Saved Reports Name N1655B TEST1 2KB 090ct2000 18 02 N1655B TEST2 2KB 310ct2000 16 46 3 Use the Look In buttons to select a storage location Tap N1655B to access reports stored in the Dual DS3 E3 Module Tap PC Card to access reports stored on a PC card inserted in the Service Advisor Tablet 4 Use the arrow buttons to highlight a report on the file list 5 Tap the View button to open the stored report you selected When the report is open you can print it by tapping the Print button 6 Tap the Delete button to remove a report from storage You will be prompted to confirm that you want to remove the file Printing and Reports Printing Reports Printing Reports You can print reports if you have a HP Deskjet prin
48. een two consecutive line terminating network elements line build out A circuit that simulates the signal attenuation of a specified cable length line identifier A FEAC bit sequence that indicates which DS3 or DSI line is to be affected by a loopback command LOF Loss of frame loopback A state in which the transmit signal is reversed back as the receive signal typically by a far end network element LOS Loss of signal mA Milliampere Measure of current one thousandth of an ampere M bit M subframe framing bit Bit 1 of the fifth sixth and seventh M subframes in a DS3 signal M13 A DS3 framing format or the multiplex between the DS1 and DS3 levels Mb or Mbit Megabit One million bits MB or Mbyte Megabyte One million bytes MBLT Mobile both line terminal framing format Mbs Megabits per second One megabit equals one million bits Glossary 10 M frame See multiframe MFA Multiframe alignment See multiframe MHz Megahertz Measure of frequency one million cycles per second monitor level The signal level at a DSX Monitor point ms Millisecond One thousandth of a second multiframe A set of consecutive frames in which the position of each is defined in relation to a multiframe alignment signal N x 64 N x 56 Asubrate signal on a DS1 or E1 formed by using N number of 64 kbs or 56 kbs channels NiMH Nickel Metal Hydride A type of rechargeable battery NIU
49. eneral Summary Results Screen DS1 Summary This section of the General Summary results screen is shown when the module is configured to test DS1 The following measurements are displayed Coding Displays the DS1 line code Signal The result box displays the received DS1 signal frequency The indicators denote a valid signal green loss of signal red see LOS page 6 17 and previous occurrence of LOS yellow Frame The result box displays the transmit DS1 framing format The indicators denote valid framing green loss of frame red see LOF page 6 17 and previous occurrence of LOF yellow Pattern The results box displays the transmit DS1 pattern The indicators denote pattern synchronization green loss of pattern red see LOP page 6 17 and previous occurrence of LOP yellow This measurement is not applicable if the DS1 is carrying subrate traffic Alarms These indicators show if a DS1 alarm has been detected See DS1 Alarms Results Screen page 6 16 Errors This indicator comes on when an error is detected on the input DS1 signal See DS1 Errors Results Screen page 6 18 Results Reference General Summary Results Screen E1 Summary This section of the General Summary results screen is shown when the module is configured to test E1 The following measurements are displayed Coding Displays the E1 line code Signal The result box displays the received E1 signal frequency The indicators denote a va
50. ent for three consecutive one second intervals RAI Remote alarm indication also called a Yellow alarm Indicates error conditions were detected at the far end both X bits are set to 0 Idle Idle signal Declared when the received signal is a repeating 1100 pattern 11 following the framing bit with valid M frame and M subframe alignment and P bit parity Also the C bits are set to 0 in M subframe 3 and X bits are both set to 1 6 11 Results Reference DS3 Errors Results Screen DS3 Errors Results Screen The DS3 Errors results screen is available when the signal Rate is set to DS3 This screen shows various error measurements for the receive signal of the selected line Count Rate Avg RE Bit 0 0 0 0 0 BPV 0 0 0 0 0 Frame 0 0 0 0 REI 0 0 0 0 P Bit 0 0 0 0 0 0 0 0 cocco The DS3 Error screen has three panels To cycle through the panels use the arrow buttons You can also turn the table by tapping the Rotate Table button The error types will then be listed across the top and the error measurements listed down the side For each type of DS3 error various measurements are available The following two tables describe the DS3 error types and error measurements DS3 Error Definitions Error Type Description Bit Pattern bit errors These are errors detected in the payload test BERT pattern BPV Bipolar violations A BPV is the occurrence of a pulse that breaks the altern
51. es are determined by the category you select with the Group button in step 2 4 Tap the Rate arrow buttons to cycle through the available error injection rates You can also tap the Rate button to call a window from which you can select the injection rate 5 When you have configured the error and alarm injection parameters tap OK to close the window Tap Cancel to close the window without making any changes 6 Tap the Inject button in setup Control area to activate or deactivate error injection When injection is active the Inject indicator turns red 2 13 Testing with the N1655B Dual DS3 E3 Module Starting the Test Starting the Test This procedure describes how to set the test time mode and begin a test 1 After you have configured the Dual DS3 E3 Module for your applications select a test time mode by tapping the File button 2 Tap the Test Time button to call the Test Time Setup window Reset Test Time button I Test Time 3 Select a time mode by either tapping the Run Continuously button or by tapping the time buttons to set the duration for a timed test Tap OK to confirm your selection and close the window or tap Cancel to close the window without making changes 4 To begin the test tap the Start button The Start button changes to the Stop button The elapsed and remaining time are displayed on the Start Stop button 5 To end atest tap the Stop button Testing with the N1655B Dual
52. est page 2 3 For more information see DS3 Test Setup page 3 2 DS1 Test Setup page 4 2 or E1 Test Setup page 5 2 4 Tap the Payload button to select the payload on the currently selected signal see DS3 Test Setup page 3 2 DS1 Test Setup page 4 2 or E1 Test Setup page 5 2 5 Tap the Mode button to select a test mode for the module You can select a terminal monitor internal loop or external loop test 6 When you have finished configuring the Test Setup tap OK to accept your changes and close the window Tap Cancel to close the window without making any changes Testing with the N1655B Dual DS3 E3 Module Configuring the DS3 Signal Parameters Configuring the DS3 Signal Parameters This procedure describes how to configure the DS3 signal parameters for the system under test l Select the DS3 rate for the line using the Test Setup button See Setting Up the Test page 2 4 In the Setup Control area the DS3 Setup button will be displayed M13 2 15 1 DS3 Setup Tap the DS3 Setup button to call the DS3 Setup screen 1 1 Same Drop Channel Insert Channel Other Channels L1 DS3 Setup DSX3 M13 NA Internal RX Level Framing Pattern Clock OK Cancel Tap the TX Level button to select a transmit signal level to match the system you are testing Do the same for the receive signal level using RX Level See DS3 Transmit and Receive Signal Levels page 3 3 Tap the Fr
53. est Selection The Dual DS3 E3 Module can test DS3 signals when Rate is set to DS3 in the Test Setup window for L1 or L2 see Setting Up the Test page 2 4 Dou DS3 L1 Test Setup L1 Terminal Line Test seruo None Terminal Payload Mode DS3 Setup Window When the Test Setup Rate is set to DS3 the DS3 Setup button is displayed in the Setup Control area Tap this button to call the DS3 Setup window M13 L1 DS3 Setup 2415 1 Dsasetup psxs m TX Level Drop Channel Insert Channel Other Channels Dsx3 2015 1 Internal RX Level i Pattern Clock The following table lists the controls found on the DS3 Setup window DS3 Setup control More information TX Level RX Level See DS3 Transmit and Receive Signal Levels page 3 3 Framing See DS3 Framing Format page 3 3 Pattern See 3 BER Test Pattern page 3 4 Clock See DSI Timing Source page 3 7 Drop Insert Other Channels See 3 Drop and Insert Configuration page 3 8 DS3 Configuration Reference DS3 Transmit and Receive Signal Levels DS3 Transmit and Receive Signal Levels The TX Level and RX Level buttons control the signal level of the transmit and receive DS3 signals DSX3 RX Level These buttons are located on the DS3 Setup screen The transmit and receive signal levels are independent for L1 and L2 Transmit Level TX Level affects the L1 and L2 TX BNC or WECo 440 output connectors and c
54. evious two seconds were also SESs This count is reset during LOS LOF and LOP UAS Unavailable seconds The number of seconds during which the DS3 was unavailable The DS3 is declared unavailable after ten seconds of SES or LOP The DS3 is declared available again after ten consecutive seconds with no SESs or LOPs Results Reference DS2 Alarms Results Screen DS2 Alarms Results Screen The DS2 Alarms results screen is available when the rate is set for DS3 and the Payload is set for DS1 or FT1 This screen shows the status of several DS2 alarm conditions L1 DS2 Alarms X DE a o DE D ol o DE E NC LOS DS2 loss of signal Declared when 192 DS2 bits are received set to 0 This alarm is cleared when a single binary 1 DS2 bit is received LOF DS2 loss of frame Declared when DS2 F sync or M sync is detected Loss of DS2 F sync is declared when three F bits out of 15 are errored Loss of DS2 M sync is declared when 2 M bit sequences out of three are errored This condition is cleared when DS2 F sync or DS2 M sync is reestablished DS2 F sync is established when 15 consecutive error free F bits are received DSZ M sync is established when two consecutive error free M bit sequences are received AIS DS2 Alarm Indication Signal Declared when an all ones unframed DS2 signal is detected the all ones requires a 99 996 ones density Results Reference DS2 Status Results Screen DS2 Status Results Screen The DS
55. gure the DS3 drop and insert channels See Configuring the DS3 Drop Insert Channels page 2 6 Configure the DS1 signal see page 2 8 or E1 signal see page 2 10 as appropriate Be sure to set the Pattern to EXT EXT Pattern The Module is now set up to use an external pattern When configured this way the N1655B will extract the payload pattern from the DS1 or E1 signal connected to the low speed Bantam jacks This pattern is then applied to the DS1 or E1 signal inserted on the transmit DS3 signal Testing with the N1655B Dual DS3 E3 Module Setting Up Error Injection Setting Up Error Injection This procedure describes how to configure the error and alarm injection features of the Dual DS3 E3 Module For more information see DS3 Error Injection page 3 10 DS1 Error Injection page 4 12 or E1 Configuration Reference page 5 1 1 Tap the Inject Setup button to call the Error Alarm Inject Setup window L1 Error Alarm Inject Setup DS3 Errors OK Group BPV Cancel Type ate 2 To select a category or group of errors or alarms tap the Group arrow buttons to cycle through the available categories You can also tap the Group button to call a window from which you can select the group 9 Selectthe type of error or alarm to inject by tapping the Type arrow buttons to cycle through the choices You can also tap the Type button and select a type from the window Note that the available injection typ
56. heir respective owners ISO Certification Agilent Technologies Service Test Division STD is an International Standards Organization ISO 9001 registered company recognizing that the quality system operated by STD meets the requirements established in accordance with ISO 9001 STD manufactures test equipment in strict compliance with this quality system STD received ISO 9001 certification no 6969 from National Quality Assurance NQA on August 30 1995 m UR F2 ISO9001 PECETEPED COMPANY Certificate No 6969 Safety Notices Observe the following safety precautions whenever you operate the Dual DS3 E3 Test Module Failure to comply with these and other specific warnings and cautions in this manual is a violation of Agilent Technologies safety standards of design manufacturing and intended use of the test module Agilent Technologies assumes no liability for the operator s failure to comply with these precautions Product Damage Danger Do not use this product if it shows visible damage fails to perform has been stored in unfavorable conditions or has been subject to severe transportation stresses Make the product inoperative and secure it against any unintended operation Contact your Agilent Technologies representative for assistance Explosion Hazard Danger Do not operate a Service Advisor tester in the presence of flammable gases or fumes Electric Shock Hazard Da
57. iew additional patterns DS1 BER Test Patterns Pattern Description ORSS A quasirandom signal source This is a 220 4 pattern with a 14 zero constraint All 1s An all ones binary 1111 pattern All Os An all zeros binary 0000 pattern 1 1 An alternating 1s and Os pattern binary 1010 1 7 A pattern of one binary 1 followed by seven binary Os 10000000 3 IN 24 A 12 5 ones density pattern synchronized to the F bit as follows F 0100 0100 0000 0000 0000 0100 More density patterns are available on the Density tab see page 4 9 63 A 28 1 pseudorandom bit sequence PRBS 63 bits long with a maximum of five sequential zeros and six sequential ones 511 A 29 1 PRBS 511 bits long Has a maximum of eight sequential zeros and nine sequential ones 2047 A 211 1 PRBS 2047 bits long Has a maximum of 10 sequential zeros and 11 sequential ones 2 151 These are 215 1 220 1 and 223 1 PRBSs 2 20 1 2 23 1 Live Live traffic no pattern set for receive signal transmit signal carries ORSS pattern EXT External This selection allows you apply an external signal from the DS1 connector to the DS1 insert channel on the DS3 DS1 Configuration Reference DS1 BER Test Pattern DS1 Octet Patterns The following table describes the octet based patterns available Note that not all of the Octet patterns are displayed on the tab at once Tap the More button to view additional patter
58. is set independently for each line L1 and L2 Internal Clock DS3 Clock can be set to any of the following Internal Timing is from the Dual DS3 E3 Module s internal clock Revi Timing is derived from the input DS3 signal at the L1 RX BNC or WECo 440 jack Rev2 Timing is derived from the input DS3 signal at the L2 RX BNC or WECo 440 jack DS3 Configuration Reference DS3 Drop and Insert Configuration DS3 Drop and Insert Configuration When the DS3 signal is carrying subrate traffic DS1 FT1 E1 FE1 use the Drop and Insert buttons to control which subrate channels are demultiplexed and multiplexed to and from the DS3 Multiplexing is configured separately for each line L1 and L2 The Drop Channel Insert Channel and Other Channels are only active not grayed out when the Rate is set to DS3 and the Payload is set to DS1 FT1 E1 or FE1 on the Test Setup window see Setting Up the Test page 2 4 L1 DS3 Setup 1 1 Same j Drop Channel Insert Channel Other Channels DSX3 M13 NA Internal RX Level Framing Pattern Clock OK Cancel Drop Channel Selects which DS1 channel 1 to 28 or E1 channel 1 to 21 is dropped from the receive DS3 signal Insert Channel Selects which DS1 channel 1 to 28 or E1 channel 1 to 21 is inserted to the transmit DS3 signal Other Channels Configures what is carried on the remaining DS1 or E1 channels not selected by Drop or Insert This can
59. jection in the format 1x10 where n becomes the denominator For example 1E 3 is equivalent to 1x108 or one error injected for every 1000 bits Results Display 6 2 Results Selection Window 6 3 General Summary Results Screen 6 5 General RX Signal Results Screen 6 8 General Event Log Screen 6 9 DS3 Alarms Results Screen 6 10 DS3 Errors Results Screen 6 12 DS2 Alarms Results Screen 6 14 DS2 Status Results Screen 6 15 DS1 Alarms Results Screen 6 16 DS1 Errors Results Screen 6 18 E1 Alarms Results Screen 6 20 E1 Errors Results Screen 6 22 Results Reference Results Reference Results Display Results Display The Dual DS3 E3 Module displays test results on two side by side panes in the results area of the main window Each result pane can be configured separately allowing for flexible display of results Results selectors Results Display areas Results Selector The results selector on each pane allows you to choose which measurements are displayed in that pane Tapping a selector calls the Results Selection window see Results Selection Window page 6 3 Display Area The display area of each results pane shows the measurement data you have selected The display areas change based on the selected results Because each pane is independent you have a lot of flexibility in selecting what is displayed For example you can view results from each line L1 and L2 side by side to compare them You can
60. lid signal green loss of signal red see LOS page 6 20 and previous occurrence of LOS yellow Frame The result box displays the transmit E1 framing format The indicators denote valid framing green loss of frame red see LOF page 6 20 and previous occurrence of LOF yellow Pattern The results box displays the transmit E1 pattern The indicators denote pattern synchronization green loss of pattern red see LOP page 6 21 and previous occurrence of LOP yellow This measurement is not applicable if the E1 is carrying subrate traffic Alarms These indicators show if a El alarm has been detected See E1 Alarms Results Screen page 6 20 Errors This indicator comes on when an error is detected on the input E1 signal See E1 Errors Results Screen page 6 22 Results Reference General RX Signal Results Screen General RX Signal Results Screen The General RX Signal receive signal results screen is available for all tests It displays characteristics of the input signal on the selected line L1 RX Signal 44736000 Hz 44736000 Hz 44736000 Hz Frequency The current received signal frequency in Hertz Maximum Frequency The highest input signal frequency since the beginning of the test Minimum Frequency The lowest input signal frequency since the beginning of the test Level PkV The input signal level peak voltage measured in volts peak Vpk Maximum Level The highest input signal level
61. lines 1 kV AC power lines Supplementary Information The product herewith complies with the requirements of the Low Voltage Directive 73 23 EEC and the EMC Directive 89 336 EEC and carries the CE marking accordingly The product was tested in a full configuration Denis E Viel November 29 2000 Quality Manager Westford MA USA European Contact Your local Agilent Technologies Sales and Service Office or Agilent Technologies GmbH Department Z Standards Europe Herrenberger Strass 130 D 71034 Boeblingen Germany FAX 49 7031 14 3143 About this Book About this Book This section briefly describes the organization of this manual Chapter 1 Getting Started introduces the Dual DS3 E3 Module and describes the connectors indicators and user interface test screen This chapter also describes how to install the module in a Service Advisor tablet and power the system on Chapter 2 Testing with the N1655B Dual DSS E3 Module provides step by step instructions for setting up and conducting tests with the N1655B Chapter 3 DS3 Configuration Reference contains reference information for the DS3 features of the N1655B This material describes the function and parameters for each of the DS3 controls and indicators on the test screen Chapter 4 DS1 Configuration Reference contains reference information for the DS1 and FT1 features of the N1655B This material describes the function and parameters for each of the DS1 controls and i
62. lot in the Tablet Either slot can be used 2 Open the module bay cover and align the module with the bay The module s label must face toward the front of the Tablet 3 Slide the Dual DS3 E3 module into the bay until it is firmly seated 4 Rotate the locking tab to secure the module in the bay 5 Poweron the Tablet by pressing and holding the power switch During power up the Tablet will sound a tone and display the Service Advisor Manager Screen 6 Ifthe Auto Start Module feature is enabled on the Tablet powering on the tablet also powers on the Dual DS3 E3 Module and the DS3 E3 Testing screen is automatically launched If the Auto Start Module feature is not enabled tap the appropriate Enable button on the Service Advisor Manager Tablet Control screen N1610A Service Advisor Manager Tablet Control Setup Upgrade Enable button 7 When the Dual DS3 E3 module s RDY ready indicator lights the unit is ready for use 1 7 Getting Started Restoring Factory Defaults When you tap the Reset button on the File menu the System Reset window appears File N1655B System Reset Resetting will restore default configuration settings and stop 1 any active tests Do you wish to continue Tap Yes to restore the factory programmed default parameter values and stop any active tests Tap No to cancel the operation Testing Overview 2 2 Conne
63. manship after the date of purchase for the period specified above If Agilent receives notice of such defects during the warranty period Agilent will at its option either repair or replace products which prove to be defective Replacement products may be either new or equivalent in performance to new 2 Agilent warrants to you that Agilent software will not fail to execute its programming instructions after the date of purchase for the period specified above due to defects in material and workmanship when properly installed and used If Agilent receives notice of such defects during the warranty period Agilent will replace software which does not execute its programming instructions due to such defects 3 Agilent does not warrant that the operation of Agilent products will be uninterrupted or error free If Agilent is unable within a reasonable time to repair or replace any product to a condition as warranted you will be entitled to a refund of the purchase price upon prompt return of the product 4 Agilent products may contain remanufactured parts equivalent to new in performance or may have been subject to incidental use 5 Warranty does not apply to defects resulting from a improper or inadequate maintenance or calibration b software interfacing parts or supplies not supplied by Agilent c unauthorized modification or misuse d operation outside of the published environmental specifications for the product or e impro
64. n number by pressing the Help button on the tablet control screens or by checking the Tablet Control tab of the Service Advisor Manager About N1655B Dual Line DS3 1 E371 Tester Agilent Technologies 0 9 s Innovating the HP Way N1655B Dual Line DS3 1 E3 1 Tester Version 2 00 Copyright 2001 All rights reserved Contents Declaration of Conformity iv About this Book v About this Version vi 1 Getting Started The N1655B Dual DS3 1 E3 1 Module at a Glance 1 2 Module Connectors 1 3 Module Indicators 1 4 The Dual DS3 1 E3 1 Testing Screen at a Glance 1 5 Installing and Switching On 1 7 Restoring Factory Defaults 1 8 2 Testing with the N1655B Dual DS3 E3 Module Testing Overview 2 2 Connecting the Module to the System Under Test 2 3 Setting Up the Test 2 4 Configuring the DS3 Signal Parameters 2 5 Configuring the DS3 Drop Insert Channels 2 6 Configuring the DS1 Signal Parameters 2 8 Configuring the Fractional T1 Setup 2 9 Configuring the E1 Signal Parameters 2 10 Configuring the Fractional E1 Setup 2 11 Applying an External Pattern to a DS3 Channel 2 12 Setting Up Error Injection 2 13 Starting the Test 2 14 Viewing Results 2 15 3 DS3 Configuration Reference DS3 Test Setup 3 2 DS3 Transmit and Receive Signal Levels 3 3 DS3 Framing Format 3 3 DS3 BER Test Pattern 3 4 DS3 Timing Source 3 6 DS3 Drop and Insert Configuration 3 7 DS3 Error Injection 3 9 Contents 4 viii DS1 Configuration Reference DS1
65. ndicators on the test screen Chapter 5 E1 Configuration Reference contains reference information for E1 and FE1 fractional E1 features of the N1655B This material describes the function and parameters for each of the E1 controls and indicators on the test screen Chapter 6 Results Reference contains reference information about all the measurements and results made by the Dual DS3 E3 Module Chapter 7 Printing and Reports describes how to connect a printer and how to generate save and print reports About this Version About this Version Applicability This version of the Agilent Technologies N1655B Service Advisor Dual DS3 1 E3 1 Test Module User s Manual applies to the Service Advisor Tablet running operating system software version 1 41 or later and a N1655B Test Module running software version 2 00 or later Note that some systems running earlier software may not provide all of the features described in this manual systems running later versions of software may operate differently than described in this manual Be sure to refer to any user s manual supplements or release notes that came with the unit or call Agilent Customer Care at 1 877 878 8018 Service Advisor Dual DS3 1 E3 1 Test Module User s Manual printing history Version Release date Notes 1 0 March 2001 Initial release 2 0 May 2001 Updated to reflect N1655B software version 2 00 Check the Software Version You can check the software versio
66. nger To avoid the possibility of severe injury or death observe the following precautions when using the Service Advisor Tablet Do not remove the system covers and do not perform electrical tests if there are signs of shipping damage to the outer enclosure When connecting test cables to a line do not touch the cable s metal contact points or allow the cable leads to touch each other Use only the supplied power cords and connect only to a properly grounded wall outlet Do not use extension cords that do not have a protective ground conductor Symbols The following are general definitions of safety symbols used on equipment and in manuals Dangerous voltage A Protective ground Frame or chassis ground Alternating current NI Direct current Alternating or direct current e Caution Read the manual gt iii Declaration of Conformity according to ISO IEC Guide 22 and EN 45014 Manufacturer s Name Agilent Technologies Company Manufacturer s Address Service Test Division 2 Robbins Road Westford MA 01886 4113 Declares that the product Product Name Dual DS3 1 E3 1 Test Module Model Numbers N1655B Product Options This declaration covers all options of the above product Conforms to the following Product Specifications EMC EN 55011 1991 CISPR 11 1990 Group 1 Class A EN 50082 1 1992 IEC 801 2 1984 8 kV AD IEC 801 3 1984 3 V m IEC 801 4 1988 0 5 kV signal
67. ns Pattern Description Oct nn The Oct n repeating patterns are based on an number of octets For example Oct 52 is a 52 octet pattern and so on Daly 55 The standard Daly 55 octet pattern Net 55 This is similar to the Daly 55 pattern but byte 3 is 03 and byte 7 is 00 Density Patterns The following table describes the available density patterns Not all of the density patterns are displayed on the tab at once Tap the More button to view additional patterns Pattern Description 1 n These patterns use a density of one binary 1 to n binary Os For example 1 4 is one binary one for every 4 binary zeros 2 n These patterns use a density of two binary 1s to n binary Os For example 2 10 is two binary ones for every ten binary zeros 3 in n These patterns use a density of three binary 1s out of every n bits For example 3 in 18 is three binary 1s out of 18 bits leaving 15 binary Os DS1 Configuration Reference DS1 BER Test Pattern DS1 User Programmable Patterns The Dual DS3 E3 Module offers three user programmable DS1 test patterns Selecting the User tab on the Select Pattern window displays the User Pattern category L1 Select a BERT Pattern QRSS Standard Octet Density User Invert Patterns Tap a User button to select that pattern To view or edit a user pattern tap the Edit User Pattern button This calls the Select a User Pattern to Edit window Use th
68. of the received timeslot 0 is set to 0 or set to 1 for three consecutive non FAS frames LOF CRC E1 loss of CRC 4 multiframe alignment LOF CAS E1 loss of channel associated signaling multiframe alignment RMT MFM E1 remote multiframe error based on bit 6 Y of timeslot 16 6 21 Results Reference E1 Errors Results Screen E1 Errors Results Screen The E1 Errors results screen is available when the signal Rate is set to E1 or the Payload is set to E1 or FE1 This screen shows various error measurements for the receive signal of the selected line Rate Avg Rt 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 The E1 Error screen has three panels To cycle through the panels use the arrow buttons You can also turn the table by tapping the Rotate Table button The error types will then be listed across the top and the error measurements listed down the side For each type of El error various measurements are available The following two tables describe the DS1 error types and error measurements E1 Error Definitions Error Type Description Bit Pattern bit errors These are errors detected in the payload test BERT pattern BPV Bipolar violations A BPV is the occurrence of a pulse that breaks the alternating pulse polarity rule BPVs do not include pulses violated by zero substitution rules Frame Framing bit errors These are errors in the TSO framing word or TS16 CAS framing word
69. onds field displays the number of one second periods during which one or more of the indicated alarms occurred The Count field shows the total number of alarm occurrences Indicators The right indicators show red when the indicated alarm condition is currently occurring The left indicators show yellow to indicate the previous occurrence of the alarm Alarms The table on the next page describes the DS3 alarms Results Reference DS3 Alarms Results Screen DS3 Alarm Definitions DS3 Alarm Description LOS Loss of signal Declared after 128 pulse positions are received with neither a positive or negative pulse The alarm is cleared when a pulse density greater than 33 is detected LOF Loss of frame Declared when the receiver cannot achieve either F sync or M sync frame synchronization F bit synchronization is declared lost when the number of 100 errored bit bursts exceeds 1020 M bit synchronization is declared lost when two out of three consecutive M groups are errored an M group is an MO M1 MO sequence an errored M group is an M group that is not set to 010 LOP Loss of pattern Declared when 240 bit errors out of 1024 consecutive data bits This alarm is cleared when there are no pattern errors for 64 consecutive data bits AIS Alarm indication signal Declared when the received signal is a repeating 1010 pattern 1 following the framing bit with valid framing and all C bits set to 0 Signal must be pres
70. ore contiguous pulse positions with no pulses LOS is cleared when there is a 12 5 or higher ones density on the receive signal LOF DS1 loss of frame Declared when two out of four framing bits are errored F and F bits for SF format FPS bits for ESF LOP DS1 loss of pattern Declared when pattern synchronization is not achieved or when the receive pattern does not correspond to the internal reference pattern Pattern synchronization is declared when 64 consecutive pattern matches bits are received Loss of pattern synchronization is declared when 224 out of 1 024 consecutive pattern bits are errored User patterns with less than 25 transition density use 85 errors out of 1 024 bits The 1 024 bit blocks are counted from the beginning of pattern synchronization AIS DS1 alarm indication signal Declared when an unframed all ones pattern is received all ones is considered to be fewer than three zeros in two consecutive frames RAI DS1 remote alarm indication Also called a Yellow alarm Declared when Bit 2 of at least 256 consecutive DSO timeslots is set to 0 SF format or 16 pattern sets of 00 and FF are received on the FDL ESF format 6 17 Results Reference DS1 Errors Results Screen DS1 Errors Results Screen The DS1 Errors results screen is available when the signal Rate is set to DS1 or the Payload is set to DS1 or FT1 This screen shows various error measurements for the re
71. ormation you enter is included in future reports that you create Printing and Reports Customizing Reports Editing Report Filenames This procedure describes how to define the default file names used when you store reports 1 Tap the File button to call the File menu Next tap Reports to call the N1655B Reports window N1655B Reports 2 Tap the Default Names button The Edit Default Report File Names window is displayed Edit Default Report File Names Report gt N1655B Dual Line DS3 1 3 Use the arrow buttons to select the type of report to rename 4 Tap the keyboard icon at the bottom of the screen in the Service Advisor Tablet task bar The on screen keyboard is displayed Next tap the keys to edit the report file name see step 4 page 7 8 5 Tap OK to close the window and accept your changes Tap Cancel to close the window without making any changes The filename you enter is used when you save a report See Saving a Report page 7 4 Printing and Reports Warranty Calibration and Service W 1 Warranty Calibration and Service Agilent Technologies Limited Warranty Statement Agilent Technologies Limited Warranty Statement Agilent Product N1655B Service Advisor Dual DS3 1 E3 1 Test Module Duration of Limited Warranty Three years l Agilent warrants to you the end user customer that Agilent hardware accessories and supplies will be free from defects in materials and work
72. ovided when the module is ordered with Option 001 WECo 440 jacks are provided when the module is ordered with Option 002 2 Connect the signal coming from the system under test to the appropriate RX jack Connect the signal going to the system under the test to the appropriate TX jack If you are testing two lines make these connections for both lines Line 1 line 2 DS3 E3 E1 75 Ohm signals DS3 E3 E1 75 Ohm signals From signal under test To signal under test To signal under test From signal under test To signal under test From signal under test From signal under test To signal under test Line 1 line 2 DS1 E1 120 Ohm signals DS1 E1 120 Ohm signals Testing with the N1655B Dual DS3 E3 Module Setting Up the Test Setting Up the Test This procedure describes how to select and configure the module s interface for the system under test The current configuration is displayed in the Setup Control area of the screen Setup Control uU ESF DS3 BPV QRSS Single Line DS1 Setup Inject Setup 1 Tap the Line button to select a line to configure L1 or L2 2 Tap the Test Setup button to call the Test Setup screen for the selected line None Terminal Payload Mode L1 Test Setup 3 Tap the Rate button to select the type of signal being tested Note that this control also determines which TX and RX connectors are active on the module see Connecting the Module to the System Under T
73. ow may appear slightly different depending on your test application 2 Use the RX Level button to set the input E1 signal level not required if the E1 is carried on a DS3 See E1 Transmit and Receive Signal Levels page 5 3 Note If the E1 signal is connected directly to the module not carried on a DS3 select which connectors are used when you set Rate to E1 see Setting Up the Test page 2 4 For information on which connectors are active see Connecting the Module to the System Under Test page 2 3 9 Tap the Coding button to select the line coding used on the E1 not applicable if the E1 is carried on a DS3 See E1 Line Code page 5 4 4 Select the framing format by tapping the Framing button page 5 4 5 Tap the Clock button to select the E1 transmit timing source page 5 5 6 Select a test pattern by tapping the Pattern button The Select a BERT Pattern window displays Select a pattern category tab then select the pattern see E1 BER Test Pattern page 5 6 Tap the OK button to close the Pattern window 7 Ifyou are testing FE1 fractional E1 signals configure those parameters now See Configuring the Fractional E1 Setup page 2 11 Testing with the N1655B Dual DS3 E3 Module Configuring the Fractional E1 Setup Configuring the Fractional E1 Setup This procedure describes how to configure the FE1 parameters To configure the Dual DS3 E3 Module for FE1 you must select FE1 as the Payload in the Test Setup
74. p and Inject buttons To configure El error injection tap the Inject Setup button to call the Error Alarm Inject Setup window EDEN Cancel L1 Error Alarm Inject Setup DS3 Errors Group BPV Type E1 error or alarm injection tap the Group button and select either E1 Errors or E1 Alarms Select an Inject Group E1 Error Alarm Types To select the specific type of E1 error or alarm to be injected tap the Type button or use the Type arrow buttons to make your selection The following table lists the available E1 error and alarm injection types E1 Configuration Reference E1 Error Injection E1 Error Injection Selection Injection Category Injection Type Description E1 Errors BPV E1 bipolar violations Frame E1 framing errors Bit E1 pattern hit errors CRC E1 cyclic redundancy checksum errors PCM31 CRC and PCM30 CRC only E1 Alarms LOS E1 loss of signal OOF E1 out of frame RAI E1 remote alarm indication Yellow alarm AIS E1 alarm indication signal RMT MFM E1 remote multiframe alarm E1 Error Injection Rate To configure the E1 error injection rate tap the Rate button to call the Select Inject rate window or use the Rate arrow buttons The injection rate can be set to one of the following Single Injects one occurrence of the selected error type each time the Inject button is tapped in the Setup Control area 1E n Selects a continuous rate of in
75. page 2 4 The Rate can be either DS3 or DS1 From the DS1 Setup window see Configuring the DS1 Signal Parameters tap the FT1 button to call the Fractional T1 Setup window L1 Fractional T1 Setup 24 1536Kbps Channels es Select All peset a Choose the fractional T1 channel size either 56 kbs or 64 kbs See Fractional T1 FT1 Setup page 4 11 Select the channels on the DS1 that you want to use for your FT1 BERT testing Tapping a channel button toggles it between selected and deselected Or you can tap Select All or Deselect All When you have finished tap OK to confirm your changes and close the window Tap cancel to close the window without making any changes Testing with the N1655B Dual DS3 E3 Module Configuring the E1 Signal Parameters Configuring the E1 Signal Parameters This procedure describes how to configure the E1 signal parameters for the system under test The N1655B can test E1 signals that are connected directly or carried on a DS3 signal e To configure the N1655B for E1 select either E1 as the Rate or select DS3 as the Rate and E1 or FE1 as the Payload see Setting Up the Test page 2 4 1 Tap the El Setup button to call the E1 Setup window E1 Setup Terminate NA NA NA 1984Kbps TX Level Drop Channel Insert Channel Other Channels FE1 Terminate HDB3 QRSS Internal RX Level Coding Pattern Clock m Note that the E1 Setup wind
76. per site preparation or maintenance 6 Agilent warrants that the Agilent Product described above will be able to accurately process date data including but not limited to calculating comparing and sequencing from into and between the twentieth and twenty first centuries and the years 1999 and 2000 including leap year calculations when used in accordance with the Product documentation provided by Agilent including any instructions for installing patches or upgrades provided that all other products e g hardware software firmware used in combination with such Agilent Product s properly exchange date data with it If the Specifications require that specific Agilent Products must perform as a system in accordance with the foregoing W 2 Warranty Calibration and Service Agilent Technologies Limited Warranty Statement warranty then that warranty will apply to those Agilent Products as a system and Customer retains sole responsibility to ensure the Year 2000 readiness of its information technology and business environment The duration of this warranty extends through January 31 2001 To the extent permitted by local law this warranty applies only to branded Agilent Products and not to products manufactured by others that may be sold or distributed by Agilent The warranty in this paragraph 6 applies only to Agilent Products shipped after July 01 1998 The remedies applicable to this paragraph 6 are those provided in paragr
77. r calibration will void the warranty Agilent Technologies suggests that the Dual DS3 E3 Test Module N1655B be calibrated every three years To arrange for calibration please contact the Agilent Instrument Support Center at 800 403 0801 to obtain an RMA return material authorization number and receive shipping instructions Service If your Dual DS3 E3 module is not operating properly carefully check all configuration parameters and connections Improper selection of timing modes or drop channels for example can cause unexpected operation Also check that the module is seated properly in the Tablet or Undercradle If you are still experiencing problems or feel that your module requires service contact the Agilent Call Center at 800 452 4844 Trained personnel are available to help solve your problem or determine if the module must be returned for repair If your module must be returned a Call Center representative will assign an RMA return material authorization number and give you shipping instructions No product will be accepted for service without an RMA number Contact the Instrument Support Center at 800 403 0801 Warranty Calibration and Service AB ABCD Signaling bits for DS0 and TS channels ac Alternating current AIS Alarm indication signal Originally called a Blue alarm ALBO Automatic line build out all ones Abit pattern made up entirely of binary 1s AMI Alternate Mark Inversion
78. rds produced by this organization are called ITU T Recommendations clock The timing of or timing source for digital telecom equipment clock rate Pulses per second emitted by a computer clock Glossary 7 Glossary CMI Code mark inversion A line coding scheme COFA Change of frame alignment A shift in the alignment of a signal s framing bits CP bit The third fifth and seventh overhead bits in the third M subframe of a C bit parity formatted DS3 signal CRC Cyclic redundancy checksum A basic error checking technique CSES Consecutively severely errored second CTS Clear to send CV Code violation D4 See SF Daly pattern A repeating 55 octet pattern datalink A transmission path for data dB Decibel Standard unit for transmission loss gain and relative power ratios dBdsx Decibels relative to the DSX level dBm Decibels relative to one milliwatt de Direct current DCE Data circuit terminating equipment Equipment that provides the interface between a DTE device and a transmission circuit for example a modem DCC Data communications channel Glossary 8 DCE Data circuit terminating equipment Equipment that provides the interface between a DTE device and a transmission circuit For example a modem decimal A base 10 numbering system in which the digits range from 0 to 9 DRS Digital reference signal DSO Digital signal level 0 typically 64 or 5
79. rs The right indicators show red when the indicated alarm condition is currently occurring The left indicators show yellow to indicate the previous occurrence of the alarm Alarms The following table describes the E1 alarms E1 Alarm Definitions E1 Alarm Description LOS E1 loss of signal Declared when there are 175 or more contiguous pulse positions with no pulses LOS is cleared when there is a 12 5 or higher ones density on the receive signal LOF E1 loss of frame Declared when the frame alignment word is received errored for three consecutive frames 6 20 Results Reference E1 Alarms Results Screen E1 Alarm Definitions continued E1 Alarm LOP Description E1 loss of pattern Declared when pattern synchronization is not achieved or when the receive pattern does not correspond to the internal reference pattern Pattern synchronization is declared when 64 consecutive pattern matches bits are received Loss of pattern synchronization is declared when 250 out of 1 024 consecutive pattern bits are errored User patterns with less than 25 transition density use 85 errors out of 1 024 hits The 1 024 bit blocks are counted from the beginning of pattern synchronization AIS E1 alarm indication signal Declared when an unframed all ones pattern is received all ones is considered to be fewer than three zeros in two consecutive frames RAI E1 remote alarm indication Declared when Bit 3
80. rted pattern are displayed preceded by a slash Standard Patterns The following table describes the standard patterns available DS3 BER Test Patterns Pattern Description All 1s An all ones binary 1111 pattern All Os An all zeros binary 0000 pattern 2 15 1 A 215 1 pseudorandom hit sequence PRBS 2 201 A 220 1 PRBS DS3 Configuration Reference DS3 BER Test Pattern DS3 BER Test Patterns continued Pattern Description 2 231 a 225 1 PRBS Live Live traffic no pattern set for receive signal transmit signal carries 2751 PRBS User Programmable Patterns Selecting the User tab on the Select Pattern window displays the User Pattern category L1 Select a BERT Pattern 2 15 1 Standard User Tap a User button to select that pattern To view or edit a user pattern tap the Edit User Pattern button This calls the Select a User Pattern to Edit window Select a User Pattern to E dit DS3 Configuration Reference DS3 BER Test Pattern Tap one of the User buttons on this window to call the Edit User Pattern window Edit User Bit Pattern 10101010_ Use the buttons on the Edit Pattern window to configure the pattern The DS3 user patterns can be set from 1 to 32 bits long DS3 Configuration Reference DS3 Timing Source DS3 Timing Source The Clock button on the DS3 Setup window configures the source of the transmit timing for the DS3 signal The clock
81. since the beginning of the test Minimum Level The lowest input signal level since the beginning of the test Level dBdsx The current input signal level displayed in decibels relative to the cross connect level Simplex Current When receiving a DS1 signal this field displays the level of DC current between the transmit and receive pairs displayed in milliamperes mA Results Reference General Event Log Screen General Event Log Screen The General Event Log results screen is available for all tests It displays a list of all the error and alarm events that have occurred since the beginning of the test L1 Event Log X Date Time Event 2001 03 02 2001 03 02 2001 03 02 2001 03 02 2001 03 02 2001 03 02 2001 03 02 2001 03 02 2001 03 02 14 21 24 14 21 24 14 21 24 14 21 24 14 21 24 14 21 28 14 21 28 14 21 28 14 21 28 DS3 Bit 3 DS3 BP 3 DS3 Frame 3 DS3 P Bit 3 DS3 AIS On DS3 Bit 3 DS3 BPV 3 DS3 Frame 3 DS3 P Bit 3 Each event listed on the log is dated and time stamped If there are more events than can be displayed on the screen the arrow keys allow you to scroll through the list 6 9 Results Reference DS3 Alarms Results Screen DS3 Alarms Results Screen The DS3 Alarm results screen is available when the signal Rate is set to DS3 This screen displays the status of DS3 alarm conditions for the selected line L1 DS3 Alarms X L i a jsf Seconds and Count The Sec
82. st pattern 3 4 E1 BER test pattern 5 7 AMI 4 5 5 4 ANSI Gloss 7 asynchronous Gloss 7 Auto Setup 1 5 Auto Start 1 7 B B8ZS 4 5 BERT Gloss 7 BERT pattern 3 4 4 7 5 6 Bit DSlerror 4 13 6 18 DS3 error 3 11 6 12 Elerror 5 12 6 22 bit errors 4 12 5 11 BNC connectors 1 3 2 3 BPV 3 10 4 12 5 11 DSlerror 4 13 6 18 DS3 error 3 11 6 12 Elerror 5 12 6 22 C calibration and service W 5 call center W 4 C Bit 3 3 CCITT Gloss 7 channel size 2 9 4 11 5 10 clock 2 5 2 8 3 7 4 6 5 5 clock rate Gloss 7 coding 2 8 4 5 5 4 6 5 6 6 6 7 Index configuring DS1 parameters 2 8 configuring DS3 parameters 2 5 connect aprinter 7 6 connectors 1 2 1 3 2 3 count DS1 error meas 6 19 DS3 error meas 6 13 Elerror 6 22 Elerrormeas 6 23 CP Bit DS3 error 3 11 6 12 CRC 4 12 5 11 DS1 error 4 13 6 18 El error 5 12 6 22 creating reports 7 3 CSES DS1 error meas 6 19 DS3 error meas 6 13 El error 6 22 El error meas 6 23 D Daly DS1 octet pattern 4 9 El octet pattern 5 8 declaration of conformity iv defaults 1 8 defaults restoring 1 8 delete a report 7 5 density patterns 4 9 5 8 deselect all 4 11 5 10 display area 6 2 drop insert 2 9 3 8 drop channel 2 6 2 9 3 8 DS1 Gloss 8 alarms 4 12 4 13 6 17 BER test patterns 4 8 density patterns 4 9 drop insert 2 9 error injection 4 12 error measurements 6 19 errors 4 13 6 18 frame format 4 5 jacks 2 3 line code 4 5 octet pa
83. st to perform by tapping the Test Setup button Choose the Rate Payload and Mode for the test See page 2 4 4 Configure signal parameters starting with the highest rate signal in your test 5 Ifapplicable tap the DS3 Setup button to configure the TX and RX signal level framing format pattern and clock source See page 2 5 6 Ifapplicable for your test configure the drop insert channels See page 2 6 7 If applicable tap the DS1 Setup or E1 Setup button to configure the level framing format line code pattern and clock source See page 2 8 DS1 or page 2 10 E1 8 Tap the Inject Setup button to configure the error injection parameters See page 2 13 9 Selectatest time mode and begin the test See page 2 14 10 View test results as desired See page 2 15 Testing with the N1655B Dual DS3 E3 Module Connecting the Module to the System Under Test Connecting the Module to the System Under Test The following procedure describes how to connect the Dual DS3 E3 Module to the system to be tested 1 Using the following table determine which signal jacks to use on the module Signal to be tested Module jacks to use DS3 44 736 Mbs BNC or WECo 440 jacks DS1 1 544 Mbs including FT1 fractional Bantam jacks E3 34 368 Mbs BNC or WECo 440 jacks E1 2 048 Mbs 120 Ohm including FE1 fractional Bantam jacks E1 75 Ohm including FE1 fractional BNC or WECo 440 jacks t BNC jacks are pr
84. ter connected to your Service Advisor Test Tablet or to your Internet Advisor with Service Advisor Undercradle Connecting a Printer e Ifyou are using the N1655B module in a Service Advisor Test Tablet N1610B use a DB 25 pin cable to connect the printer to the Tablet s parallel port oC Parallel port e Ifyou are using your N1655B module in a Service Advisor Undercradle N1700A use a DB 25 pin cable to connect the printer to the parallel port on the side of the Agilent Advisor for example J2300D Refer to the manual that came with your Advisor for information on connecting printers Printing a Report 1 After you have connected a printer to your system create a new report or open a stored report See Creating a Report page 7 3 e See Opening and Deleting Saved Reports page 7 5 2 When the report is displayed tap the Print button to print it Caution If no printer is connected sending the Print command freezes the Service Advisor and requires a restart Unsaved data is lost Printing and Reports Customizing Reports Customizing Reports You can customize the header information on reports You can also customize the default file names assigned to reports you are saving Editing Report Headers This procedure describes how to change the test report header information N1655B Dual Line DS3 1 E371 Report Nl1555B SUMMARY REPORT N1655B DUAL
85. the test File Button Tapping the File Button opens the File menu which provides access to data report printing and storage see Chapter 7 Printing and Reports test time setup and factory default settings Help Button Tap the Help button to display the N1655B software version data 1 5 Getting Started The Dual DS3 1 E3 1 Testing Screen at a Glance Results Area The N1655B Dual DS3 E3 test module interface features a two paned Results display area This area allows you to view two sets of results simultaneously For example you can view test data from line 1 and line 2 together or view both DS3 and DS1 results from the same signal and so on For more information Chapter 6 Results Reference Setup Control Area The Setup Control area at the bottom of the Dual DS3 E3 test module screen provides buttons for configuring the module parameters for each line L1 and L2 For more information see Setting Up the Test page 2 4 Getting Started Installing and Switching On Installing and Switching On This procedure describes how to install the Dual DS3 E3 test module in a Service Advisor Test Tablet and switch the system on For more information on Test Tablet operations refer to the User s Manual that came with your tablet 1 Select an unused module bay slot in the Service Advisor Tablet Module bays slots Locking tabs Power button The Dual DS3 E3 module uses one s
86. tterns 4 9 pattern 4 7 signal levels 4 4 standard patterns 4 8 test setup 4 2 timing source 4 6 user programmable patterns 4 10 DS1 results alarms 6 16 errors 6 18 summary 6 6 DS1 setup 2 8 DS2 alarms 6 14 DS2 status results screen 6 15 DS3 alarms 3 10 6 11 alarm types 3 11 BER test patterns 3 4 drop insert 2 6 3 8 error injection 3 10 3 11 error measurements 6 13 errors 6 12 error types 3 11 frame format 3 3 jacks 2 3 pattern 3 4 signal levels 3 3 standard patterns 3 4 test setup 3 2 timing source 3 7 user programmable patterns 3 5 DS3 results alarms screen 6 10 errors 6 12 summary 6 5 DS3 setup 2 5 DSX1 4 4 DTE Gloss 8 DTMF Gloss 8 E El alarms 5 11 5 12 6 20 BER test patterns 5 7 density patterns 5 8 error injection 5 11 errormeasurements 6 23 errors 5 12 6 22 frame format 5 4 line code 5 4 octet patterns 5 8 pattern 5 6 signal levels 5 3 standard patterns 5 7 test setup 5 2 timing source 5 5 user programmable patterns 5 9 El jacks 2 3 El payload 6 15 E1 results alarms 6 20 errors 6 22 summary 6 7 E3 jacks 2 3 edit pattern 3 5 4 10 5 9 EFS DSl error meas 6 19 DS3 error meas 6 13 Elerror 6 22 El error meas 6 23 ERR error 1 4 Index error group 2 13 error injection 2 13 3 10 3 11 4 12 5 11 error injection rate 3 11 4 13 5 12 error rate 2 13 6 13 errors 3 10 6 3 6 5 6 6 6 7 error type 2 13 ES DSl error meas 6 19 DS3 error meas 6 13 Elerror 6 22
87. utton is tapped in the Setup Control area 1E n Selects a continuous rate of injection in the format 1x10 where n becomes the denominator For example 1E 3 is equivalent to 1x10 or one error injected for every 1000 bits DS1 Configuration Reference El Test Setup 5 2 E1 Transmit and Receive Signal Levels 5 3 El Framing Format 5 4 El Line Code 5 4 El Timing Source 5 5 E1 BER Test Pattern 5 6 Fractional E1 FE1 Setup 5 10 E1 Error Injection 5 11 El Configuration Reference 5 1 E1 Configuration Reference E1 Test Setup E1 Test Setup E1 Test Selection The Dual DS3 E3 Module can test E1 signals when e Rateissetto El e Rateissetto DS3 and Payload is set to E1 or FE1 in the Test Setup window for L1 or L2 see Setting Up the Test page 2 4 1 75 L1 Test Setup L1 Terminal Terminal Mode The Dual DS3 E3 Module can test E1 signals on 75 Ohm or 120 Ohm lines If you are testing 75 Ohm El lines connect the signal to the BNC or WECo 440 jacks on the N1655B module and set Rate to E1 75 If you are testing 120 Ohm E1 lines connect the signals to the Bantam jacks and set Rate to E1 120 See Connecting the Module to the System Under Test page 2 3 E1 Setup Window When the Test Setup Rate or Payload is set to E1 or FE1 the E1 Setup button is displayed in the Setup Control area Tap this button to call the E1 Setup window PCM31 E1 Setup QRSS E1 Setup Terminate 198
88. vily errored periods the indicator may stay lit HIST Lights to indicate one or more errors have occurred previously during the current test HIST will remain lit until a new test starts Getting Started The Dual DS3 1 E3 1 Testing Screen at a Glance The Dual DS3 1 E3 1 Testing Screen at a Glance N1655B Dual Line DS3 1 E371 Tester Sis vw i ae Toolbar Trouble Auto Setup Stop File Help Results area ec rSetup Control Setup control area Terminal Test Seti Toolbar The toolbar contains buttons for selecting modules and controlling tests Slot Buttons The Slot A and Slot B buttons select the active test module if two modules are installed in the Service Advisor Tablet If the second module is not a Dual DS3 1 E3 1 module that module s interface will be launched Trouble Scan Button Tap the Trouble button to automatically scan for error or alarm conditions on the signal under test Conditions are displayed on the button and can be displayed in the Results area Auto Setup Button The Auto Setup button triggers the Dual Module s automatic test configuration feature Tap Auto Setup to have the module automatically analyze the received signal and configure itself to the signal Start Stop Button The test Start Stop button controls testing When testing is stopped the button reads Start Tapping Start begins the test When a test is running the button reads Stop Tapping it halts

Agilent Technologies N1655B Service Advisor Dual DS3/1, E3/1

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