PairGain T1L2F10A Скачать руководство пользователя

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Provisioning

150-231-185-05, Revision 05

September 13, 1999

HLU-231 List 8E

System Inventory Screen without Doubler

Figure 18.

System Inventory Screen: No Doubler

System Inventory Screen for Doubler Applications

Figure 19.

System Inventory Screen: Four Doublers

SYSTEM INVENTORY

TIME: 00:27:59
DATE: 09/15/99

A. CIRCUIT ID:

UNIT PRODUCT UNIT ID

HLU HLU-231 L8E V7.2 NOT REQUIRED
B. HRU HRU-402 L1  V1.3    Remote Unit
C. DB1 N/A
D. DB2 N/A
F. DB3 N/A
G. DB4 N/A

(E)xit
Enter the item letter to change any ID

SYSTEM INVENTORY

TIME: 18:16:37
DATE: 09/15/99

A. CIRCUIT ID#:

UNIT PRODUCT UNIT ID

HLU HLU-231 L8E V7.2

NOT REQUIRED

B. HRU HRU-402 L1 V1.3

Remote Unit

C. DB1 HDU-404

V1.2

D. DB2 HDU-404 L2 V1.2
F. DB3

HDU-404 L2 V1.2

G. DB4

HDU-404 L2 V1.2

(E)xit

Enter the item letter to change any ID

Содержание T1L2F10A

Страница 1: ...HIGAIN LINE UNIT PAIRGAIN TECHNOLOGIES INC ENGINEERING SERVICES TECHNICAL PRACTICE SECTION 150 231 185 05 Model List Number Part Number CLEI Code HLU 231 8E 150 1111 85 T1L2F10A...

Страница 2: ...without the written consent of PairGain Information furnished by PairGain Technologies is believed to be accurate and reliable However no responsibility is assumed by PairGain Technologies for its us...

Страница 3: ...nt in the subject area of the email message INSPECTING THE SHIPMENT Upon receipt of the equipment Unpack each container and inspect the contents for signs of damage If the equipment has been damaged i...

Страница 4: ...ith a Downstream Device 9 Provisioning Requirements 10 Provisioning_________________________________________________________________________ 11 Using the MODE and SEL Buttons 11 Setting Options throug...

Страница 5: ...mance Data Screen for Doubler Applications 30 View Performance History Screen 31 Performance History Screen without Doubler 31 Performance History Screen for Doubler Applications 32 View Alarm History...

Страница 6: ...Power Dissipation 56 Maximum Current Drain 56 HLU 231 List 8E Card Connector 57 Network Management Control Bus 57 Fuse Alarm 57 System Alarm Relay Output 58 Craft Port 58 Appendix B Functional Operat...

Страница 7: ...30 13 Performance Data Screen Four Doublers Span 5 30 14 31 Day Performance History Screen No Doubler 31 15 31 Day Performance History Screen Four Doublers Span 5 32 16 Alarm History Screen No Double...

Страница 8: ...mmary of HiGain Loopback Codes 43 14 Addressable Repeater Loopback Commands A1LB A2LB A5LB 48 15 Addressable Repeater Loopback Commands A3LB and A4LB 51 16 HDSL Loss Over Cables 53 17 Power Parameters...

Страница 9: ...range with four doublers 60 kft 24 AWG Four line powered spans three doublers and one remote Reduced power consumption Customer Disconnect Indicator CDI option Ultra low wander Stratum 1 compliant Low...

Страница 10: ...take advantage of the enhanced features of newer HiGain doublers refer to HiGain Doubler Circuit Deployment on page 61 APPLICATIONS HiGain systems provide a cost effective easy to deploy method for de...

Страница 11: ...has an onboard 130 Vdc 8 5 W power supply that can power the 200 mW PCS remote radio ports The line unit recognizes the HRU 411 if CPE POWER switch is set to ON and performs the following two function...

Страница 12: ...ONT PANEL The HLU 231 List 8E front panel is shown in Figure 1 The front panel components are described in Table 1 on page 5 For pinout diagrams of the HLU card edge connector and the craft port refer...

Страница 13: ...frame XMT is the Transmit jack and RCV is the Receive Jack for spanning and bridging SPAN Provides splitting jack access to XMT and from RCV the HDSL span at the DSX 1 interface Breaks the XMT and RC...

Страница 14: ...e Loopback Signal from customer is looped back to the customer at HLU 231 NDUn Network Doubler n Loopback Query to initiate loopback at doubler n to network where n is the number of the doubler NLOC N...

Страница 15: ...und One of the HDSL loops has been grounded PWR FEED ON Power Feed On Indicates that the HDSL loops are not grounded or shorted PWR FEED OFF Power Feed Off HDSL span power has been turned off by setti...

Страница 16: ...re 2 2 Place your thumbs on the HLU 231 front panel and push the HLU 231 into the card edge connector until the retaining latch closes This indicates that the card is properly seated Upon receipt of t...

Страница 17: ...nicate with downstream devices status LED flashes green One of the following occurs If downstream devices are successfully identified and the HDSL loops synchronize the HLU status LED will be a steady...

Страница 18: ...PC to the craft port can handle all provisioning tasks Tasks that you need to complete are 1 Set the time and date see Set Clock Screen on page 19 2 Set the circuit IDs see View System Inventory Scre...

Страница 19: ...he front panel display alternately shows the first system parameter and its current setting 2 Press the SEL button to step through all possible settings one at a time of the selected parameter 3 After...

Страница 20: ...aying System Parameter Settings To scroll through the current settings of all system parameters press the MODE button for 3 or more seconds The following parameters are displayed HLU software version...

Страница 21: ...o parity 8 data bits 1 stop bit hardware flow control to OFF 5 Press the several times to initiate the autobaud connection and to initialize the Maintenance Terminal screens Accessing the Maintenance...

Страница 22: ...isable loopbacks at both the network and customer side 26 View Performance Data Provides access to subscreens that allow you to view the Errored Seconds ES and Unavailable Seconds UAS between the HLU...

Страница 23: ...s screens depend on whether the system includes one two three or four doublers Press from the Maintenance Terminal Main Menu to open the Span Status screen Figure 5 on page 16 If no doubler HDU is pre...

Страница 24: ...00 00 00 dB INS LOSS 00 00 00 00 dB 24 HOUR ES 00004 00003 00006 00007 seconds 24 HOUR UAS 00014 00013 00000 00001 seconds DS1 STATUS HLU HRU 24 HOUR ES Count 00001 00002 24 HOUR UAS Count 00000 0000...

Страница 25: ...e 196 kHz loss The normal HiGain ATTN operation range is from 0 to 28 dB INS Loss Indicates the approximate insertion loss of the loops at the HDSL line rate of 196 kHz It is generated by multiplying...

Страница 26: ...oopback arming code 2 in 5 CDUn Customer Doubler n Loopback Loopback at Doubler n to Customer Installation CI initiated by an Intelligent Line Repeater ILR code the MODE and SEL buttons on HLU 231 Lis...

Страница 27: ...was initiated by a command that was embedded in the T1 data path SMJK SmartJack Loopback Loopback from HRU to network initiated by 2 in 5 inband loopback code or out of band ESF data link code TLOS Tr...

Страница 28: ...have the following options at the Systems Settings screen Press the desired option letter to change that setting Press to set all user options to the factory default values If changes were made press...

Страница 29: ...ures the HiGain system to respond to the inband loopback codes of the Wescom Mod 1 addressable repeater A5LB Configures the HiGain system to respond to the inband loopback codes of the Teltrend Mod 1...

Страница 30: ...AIS 2LP Causes the HiGain system to transmit the AIS signal at both the HLU 231 and HRU T1 output ports when both of the HDSL loops are not in sync LOSW 1LP Causes the HiGain system to transmit the AI...

Страница 31: ...on of every HDSL loop of each span are also counted and added in with the BPV count to produce a Total Error Count TEC that indicates the integrity of both the T1 and HDSL paths A TEC in each directio...

Страница 32: ...nd then for Exit The new choices are now installed If DS0 blocking is invoked in a HiGain system that has an earlier version HRU that does not support the blocking option blocking only occurs at the D...

Страница 33: ...efore if the Margin alarm is set to 5 dB below the normal margin at turn up when one conductor does open a system alarm occurs and causes the AIS LOS condition This alerts the maintenance personnel of...

Страница 34: ...ons additional loopback selections appear on the screen Type to exit and return to the previous menu Table 9 lists the HLU 231 Loopback field messages and descriptions If the HLU 231 is used with the...

Страница 35: ...U NLOC C NETWORK LOOP HRU NREM G CUSTOMER LOOP HLU CREM H CUSTOMER LOOP HRU CLOC E xit LOOPBACK MENU TIME 00 03 33 DATE 09 15 99 CIRCUIT ID A DISABLE LOOPBACKS B NETWORK LOOP HLU NLOC M NETWORK LOOP D...

Страница 36: ...intenance Terminal Main Menu Disabling a Loopback The Disable Loopbacks option Figure 9 on page 27 allows you to disable cancel any of the loopbacks listed in the screen To disable loopbacks press in...

Страница 37: ...xt 4 hour data screen Press to view the next available span for doubler applications Press or to select a specific span for doubler applications Press to exit All Performance Data counters can be set...

Страница 38: ...ata for the fifth span HDU4 to the HRU Figure 13 Performance Data Screen Four Doublers Span 5 Date 09 15 99 PERFORMANCE DATA CIRCUIT ID ERRORED SECONDS UNAVAILABLE SECONDS DS1 HDSL 1 HDSL 2 HLU HRU HL...

Страница 39: ...reen press Next for a continued history From the 31 day Performance History screen press Previous for the previous screen Press to exit from the Performance History screen Performance History Screen w...

Страница 40: ...can be as many as five span screens Figure 15 31 Day Performance History Screen Four Doublers Span 5 Time 00 26 29 SPAN 5 PERFORMANCE HISTORY 31 DAY CIRCUIT ID ERRORED SECONDS UNAVAILABLE SECONDS DS1...

Страница 41: ...Identifies the type of alarm LOS DS1 HLU First and last instance of LOS at the HLU current condition number of alarms LOS DS1 HRU First and last instance of LOS at the HRU current condition number of...

Страница 42: ...ast Current Count LOS DS1 HLU OK 000 LOS DS1 HRU OK 000 AIS DS1 HLU OK 000 AIS DS1 HRU OK 000 BER OK 000 SPAN1 LOSW HDSL1 09 01 99 00 00 09 15 99 00 00 OK 001 SPAN1 LOSW HDSL2 09 01 99 00 00 09 15 99...

Страница 43: ...n All detected modules have the product number listed Whenever the HLU 231 loses sync with Span 1 the product types are replaced by the N A label until sync is reestablished and each module can in tur...

Страница 44: ...7 59 DATE 09 15 99 A CIRCUIT ID UNIT PRODUCT UNIT ID HLU HLU 231 L8E V7 2 NOT REQUIRED B HRU HRU 402 L1 V1 3 Remote Unit C DB1 N A D DB2 N A F DB3 N A G DB4 N A E xit Enter the item letter to change a...

Страница 45: ...m Figure 21 Troubleshooting Screen Describing Circuit Problem TIME 00 29 56 TROUBLESHOOTING DATE 09 15 99 CIRCUIT ID ___ ___ ___ ___ ___ ___ 1 1 1 1 1 ___ 2 ___ 2 ___ 2 ___ 2 ___ 2 ___ NTWK HLU HDU1 H...

Страница 46: ...ivate auto update The Troubleshooting screen indicates whether AutoUpdate is on or off Press to directly access the Loopback menu see Loopback Mode Screen on page 26 Figure 22 Troubleshooting with Hel...

Страница 47: ...in lower than 4 dB Low margin is a result of high noise level and or low HDSL signal level Some causes of low margin Long loop External interference Excessive cross talk AUTOUPDATE OFF E xit A uto U p...

Страница 48: ...signal Cannot be inhibited ALRM RLOS Remote Loss of Signal Loss of the HRU DS1 input signal Disable the RDA Remote DS1 Alarm option This prevents an LOS condition at the DS1 input to a HRU from closin...

Страница 49: ...stem alarm press the SEL button and execute an Alarm Cut Off ACO An ACO turns the alarm off and replaces the ALRM message with an ACO message The second part of the ALRM message which defines the caus...

Страница 50: ...ons on the HLU or the Manual Loopback button on the HRU selecting the loopback type from the Maintenance Terminal Main Menu when connected to the craft port of the HLU or HRU entering the loopback cod...

Страница 51: ...010 Customer Doubler 4 Invokes HDU4 loopback towards the customer X X X CREM 1111110 6 in 7 Customer Remote Invokes HLU loopback towards the customer X X X SMJK LpUp PL 11000 2 in 5 SmartJack Loopup o...

Страница 52: ...rk Telephone A5LB Teltrend Mod 1 Southern New England Telephone SNET Southwestern Bell Pacific Bell The A1LB loopback selection complies with that proposed for HDSL systems in the T1E1 4 92 recommenda...

Страница 53: ...pback ND1 ND2 ND3 ND4 NRE CRE CD1 CD2 CD3 CD4 CLO 4 Press SEL to activate the selected loopback The previous loopback is terminated Once a loopback is selected and activated the loopback stays active...

Страница 54: ...bridging jacks as shown in Figure 1 on page 4 Connecting one cable between the two bridging jacks and another between the two SPAN jacks splits the XMT and RCV and creates metallic loopbacks towards...

Страница 55: ...150 231 185 05 Revision 05 Troubleshooting HLU 231 List 8E September 13 1999 47 Figure 26 Loopback Configurations...

Страница 56: ...rrors detected by the test set varies from 229 to 231 depending on whether or not the test set counts frame errors as bit errors and on the number of frame bits contained in the block of 231 error bit...

Страница 57: ...ler 4 was sent 20 errors if ILR 2 HRU was sent d normal looped data This error pattern repeats every 20 seconds as long as the IOR loopback pattern is being sent This also applies to ILR Time out Over...

Страница 58: ...d down disarmed and returned to normal operation send the disarm inband code 11100 or the ESF DL code FF24 The Armed mode has an automatic time out of 120 minutes but this timer is reset to 120 for an...

Страница 59: ...Binary Code a Hexadecimal Equivalent a The left most bit arrives first in all sequences The detection algorithm functions reliably with a random 10 3 Bit Error Ratio BER on the facility The entire ar...

Страница 60: ...1 Line Impedance 100 DSX 1 Pulse Output 6 V pk pk pre equalized for 0 655 feet of ABAM cable DSX 1 Input Level 1 5 to 7 5 dBDSX DS1 Line Rate 1 544 Mbps 200 bps DS1 Line Format AMI B8ZS or ZBTSI DS1 F...

Страница 61: ...upon the type of remote and doubler units in the system and the CPE power setting Power Consumption without Doublers The three most important power parameters of an HLU are its maximum power consumpt...

Страница 62: ...5 4 9 182 200 HRU 411 a a HLU 231 PWRF option set to HIGH ON 21 0 23 1 6 3 6 9 495 544 HRU 411 OFF 8 2 9 0 5 2 5 7 193 212 Table 18 HLU 231 Power Parameters Single Doubler HDU 451 List 1 or 2 HRU Mod...

Страница 63: ...5 Vdc Current mA Typical Maximum Typical Maximum Typical Maximum HRU 402 N A OFF 28 3 31 1 8 3 9 1 665 732 HRU 411 OFF 28 1 30 9 8 2 9 0 661 727 Table 22 HLU 231 Power Parameters Two Doublers HDU 439...

Страница 64: ...housing The 42 5 Vdc Power Consumption is the maximum total power that the HLU 231 consumes or draws from the shelf power source This parameter is needed when the HLU 231 is in a location remote to t...

Страница 65: ...s on pin 46 of the card edge connector This allows the various PairGain Management System protocols to manage the HLU through the HMU 319 HiGain Management Unit Whenever the HLU 231 is under managemen...

Страница 66: ...21 Figure 27 on page 57 comprise the HLU 231 List 8E system alarm output These alarm contacts close for any system alarms condition See View Troubleshooting Screen on page 37 for further information...

Страница 67: ...U 231 is shown in Figure 29 The HLU 231 receives a 1 544 Mbps DSX 1 data stream from the DSX 1 digital cross connect interface The HLU 231 contains a DS1 frame synchronizer controlled by an 8 bit micr...

Страница 68: ...g high 112 Vdc applications When the circuit is active the system is compliant with Class A2 requirements of GR 1089 When the circuit is not active the system is compliant with Class A3 requirements o...

Страница 69: ...are backward compatible with all prior HLU and HRU models some of the circuit application enhancements of newer doubler models require that all circuit modules be of the same vintage in order to reali...

Страница 70: ...st 3 3B 4 4B HDU 437 439 HDU 404 407 409 Line Powered Local Powered Line Powered Local Powered Line Powered Local Powered HLU Model I CPE ON I CPE OFF I CPE ON I CPE OFF I CPE ON I CPE OFF I CPE ON I...

Страница 71: ...the Customer Site portion of the PairGain Web page you need to provide a customer password If you do not have a password contact your PairGain sales representative RETURNS To return equipment to PairG...

Страница 72: ...on for returning the equipment please let us know so we can determine how best to help you 4 Pack the equipment in a shipping carton 5 Write PairGain s address and the Return Material Authorization RM...

Страница 73: ...Line Unit CDI Customer Disconnect Indicator HMS HiGain Management Shelf CI Customer Installation HMU HiGain Management Unit CLEI Common Language Equipment Identifier HRE HiGain Remote Enclosure CLOC C...

Страница 74: ...SNR Signal to Noise Ratio PCS Personal Communication Services SPLB Special Loopback PL Payload STS Span Terminating Shelf POTS Plain Old Telephone Service TEC Total Error Count PPM Pulse Position Modu...

Страница 75: ...is found to be defective for any reason other than abuse or incorrect use or installation Do not try to repair the unit If it fails replace it with another unit and return the faulty unit to PairGain...

Страница 76: ...Corporate Office 14402 Franklin Avenue Tustin CA 92780 Tel 714 832 9922 Fax 714 832 9924 For Technical Assistance 800 638 0031...

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