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950-734-100-01, Revision 01

Conventions Used in This DocumentAdministration

PLL-734 List 1

December 18, 1998

 15

COLU Summary Screen

This screen details the performance condition of the COLU and RT. 

Table 4

 defines the conditions that appear in 

the Channel and HDSL Status fields.

1

Select Main from the menu bar and press 

 to view the COLU Summary screen. 

2

Press 

 to move up a menu level, or 

+

 to return to the PAU/PMU Main menu. Refer to the 

Performance and Alarms screens for a detailed description of data displayed in these areas.

 

Table 4.

System Status

State

Description

Channel Status

Open

No CO battery detected, Line Status Open. This status does not change except for Test status

Idle

CO battery detected and line is Onhook at RTs

Ringing

Line is ringing

Reversed

CO battery is detected with Tip and Ring reversed

Busy

Line is Offhook at RTs

Test

Line is under SDT or line is connected to PMU Test Access port

Channel Status for POTS during Metallic Fallback and HDSL Startup

N/A

Invalid until HDSL is in SYNC, or if Metallic Fallback has been disabled

Metallic Fallback

POTS #1 line status when system is in Metallic Fallback, if Metallic Fallback has been enabled

HDSL Status

HDSL Link Down

HDSL link is down and System is not in Metallic Fallback

Metallic Fallback

HDSL link is down and System is in Metallic Fallback

Start-up

System in start-up mode where the HDSL link is acquiring synchronization

Normal

System running normal where the HDSL link is synchronized and speech and signaling data are

flowing between the COLU and the RTs

(17(5

Status indicators for 

the POTS interfaces

the HDSL span and

HDSL performance 

summary in terms of 

margin and ES count 

Status of current 

HDSL and 

System alarms

(6&

&75/

5

Содержание PG-PLUS PLL-734

Страница 1: ...GIES INC ENGINEERING SERVICES TECHNICAL PRACTICE 950 784 112 01K SECTION 950 734 100 01 Model List Number Part Number CLEI Code PLL 734 1 150 1634 01 S9L1APBAAA PLL 734 PG PLUS LIST PWR SYNC BYPASS PO...

Страница 2: ...contained in this document is company private to PairGain Technologies Inc and shall not be modified used copied reproduced or disclosed in whole or in part without the written consent of PairGain Oth...

Страница 3: ...ndicate the possibility of equipment damage or the possibility of personal injury ACO Alarm Cut Off MLT mechanized loop testing AWG American Wire Gauge MN Minor BER Bit Error Ratio MISMATCHn COLU RLU...

Страница 4: ...Abbreviations 950 734 100 01 Revision 01 iv December 18 1998 PLL 734 List 1...

Страница 5: ...5 Alarm Types 5 History 5 LEDs Descriptions 6 Installation and Test___________________________________________________________________ 7 Required Tools and Test Equipment 7 Installing the COLU 8 Init...

Страница 6: ...Types Screen 28 Set Factory Defaults Screen 29 Test Submenu 30 Information Submenu 31 COLU Inventory Screen 32 RTs Inventory Screen 32 COLU Event Log 33 RT Event Log 34 Help Screen 35 Fault Isolation...

Страница 7: ...vanced features such as performance monitoring alarm reporting and testing require the addition of the PAU or the PMU Line power is provided to the RT by the COLU Metallic fallback provides a direct c...

Страница 8: ...mm 62 0 kft 19 AWG 91 mm Maximum Line Attenuation 46 4 dB at 33 kHz POTS Analog Impedance 900 Supported Subscriber Drop 100 plus 430 for handset DC On hook Resistance 500 K minimum DC Off hook Resist...

Страница 9: ...loading limitations imposed when using the COLU in a CEV or other enclosures are determined by applying the COLU power parameters to the manufacturer s requirements for each specific housing The worst...

Страница 10: ...point A value of 0 dB means that the predicted transmission BER is equal to 10 7 a value of 6 dB means the predicted transmission BER is equal to 10 10 The Main menu status display of the console cont...

Страница 11: ...stem Alarm Types Screen you can set the alarm values to MN MJ CR NA and NR History Current cumulative counts of the past 24 hours and historical data in the form of a 24 hour history in 15 minute incr...

Страница 12: ...e COLU On COLU is powered and the dc power provided to the HDSL pair is normal Flashing One battery feed is missing or a battery feed fuse on the COLU is blown On and FAULT Flashing dc power provided...

Страница 13: ...rocess are Suppressed When the HDSL is synchronized and the COLU and RT margin has cleared outstanding alarms that have been Suppressed are made Active and reported to the PAU or the PMU based upon th...

Страница 14: ...g events occur in the order listed below If only one RT is connected to the COLU only one column s Status LED is On the other Status LED is Flashing If two RTs are connected to the COLU the A and B St...

Страница 15: ...st feature from the Test menu Relays on the RT provide a path for performing a SDT The results are reported to the PAU or the PMU and presented as TA 909 resistive signatures ADMINISTRATION Performanc...

Страница 16: ...log out until you are ready to resume work This prevents unauthorized persons from inadvertently changing any of your operating parameters Log out by choosing Quit from the menu bar or by disconnectin...

Страница 17: ...displays at the bottom center the date displays at the lower left of the screen and the time in military format displays at the lower right of the screen 1 To access a specific COLU when you do not k...

Страница 18: ...in This DocumentAdministration 950 734 100 01 Revision 01 12 December 18 1998 PLL 734 List 1 3 Scroll to the Select option and press to access the submenu 4 Scroll to the slot number noted above and...

Страница 19: ...ursor to the right Moves up the submenu selection Moves the cursor up the screen items Moves down the submenu selection Moves the cursor down the screen items Returns to the PAU or PMU Main screen The...

Страница 20: ...values HDSL History screens 7 day history of insertion loss and Tip and Ring reversal Alarms HDSL History detailing the number of times each alarm occurred time and date of first and last occurrence p...

Страница 21: ...Reversed CO battery is detected with Tip and Ring reversed Busy Line is Offhook at RTs Test Line is under SDT or line is connected to PMU Test Access port Channel Status for POTS during Metallic Fallb...

Страница 22: ...950 734 100 01 Revision 01 16 December 18 1998 PLL 734 List 1 PERFORMANCE SUBMENU The Performance submenu provides access to the COLU performance screens In the following screens you may see the A RT...

Страница 23: ...cted RT and COLU 1 Select Performance and press to display the submenu 2 Scroll to the HDSL Summary option for the either RT A or B and press to view the screen The date and time of the last reset of...

Страница 24: ...field values of Unavailable The system has not run long enough to fill this register Partial Data is being collected for this register Complete Data is saved in the history register for the complete i...

Страница 25: ...h the valid field values of Unavailable Partial Complete and Adjusted 3 At the Clear HDSL 7 day History prompt type to clear the 7 day history information The current day performance information shows...

Страница 26: ...n 950 734 100 01 Revision 01 20 December 18 1998 PLL 734 List 1 ALARMS SUBMENU The COLU detects and reports HDSL POTS and System related alarmed events to the PAU 710 if present Select Alarms at the m...

Страница 27: ...nd press to display the submenu 2 Scroll to the System History option and press to view the screen 3 At the Clear System Alarm History prompt type to clear the history information or to leave the hist...

Страница 28: ...t the Configuration HDSL Alarm Types Screen on page 28 1 Select Alarms from the menu and press to display the submenu 2 Scroll to the HDSL A History option and press to view the screen 3 Type at the C...

Страница 29: ...SL 15 MIN UAS Alarm threshold reached or exceeded MN COLU HDSL 24 HR UAS Alarm threshold reached or exceeded MN COLU HDSL Low Margin Margin reached or below the current threshold value MN COLU PFO COL...

Страница 30: ...tions Description Default POTS Ringing Frequency The ringing frequency sent from the RT to the subscriber Possible values include 20 Hz 25 Hz 30 Hz and 50 Hz 20 Hz LCFO Blocking When turned on this fe...

Страница 31: ...onal keys to move to the next option 4 When you have made all the desired changes press a directional keys to move to the Accept System Alarm Types Changes button and press to accept the changes 5 Pre...

Страница 32: ...ade all the desired changes 5 Press a directional key to move to the Accept Channel Option Changes button and press to accept the changes 6 Press to move up a menu level or to return to the PAU PMU Ma...

Страница 33: ...sholds Changes button press to accept the changes or press to return to the Main Menu with the values unchanged 5 Press to move up a menu level or to return to the PAU PMU Main menu Table 9 HDSL Alarm...

Страница 34: ...changes 4 Move to the Accept HDSL Alarm Type Changes button and press to accept the changes 5 Press to move up a menu level or to return to the PAU PMU Main menu Table 10 Alarm Reports Settings PAU P...

Страница 35: ...ter the Continue prompt to reset the system to the Factory Default values or to maintain the current configuration defaults 4 Press to move up a menu level or to return to the PAU PMU Main menu PFO Op...

Страница 36: ...m the menu and press to display the submenu 2 Use the key to move to the desired circuit to test and press When you have selected a channel for the test a confirmation message and a warning display 3...

Страница 37: ...of display If a test fails the remaining tests are not performed as per TR 909 It takes approximately 7 to 8 seconds for all tests to complete 4 Press to move up a menu level or to return to the PAU...

Страница 38: ...PLL 734 List 1 COLU Inventory Screen Displays all the critical information about the COLU and both RTs if both are installed Press to move up a menu level or to return to the PAU PMU Main menu RTs Inv...

Страница 39: ...oftware download occurred MEMVER is informational only This Event is cleared if you reseat the COLU however it is not required No customer action is required MEMCHK The provisioning factory defaults w...

Страница 40: ...a software download occurred MEMVER is informational only This Event is cleared if you reseat the COLU however it is not required No customer action is required MEMCHK The provisioning factory default...

Страница 41: ...Craft interface to initiate a SDT to determine the cause of any of the following problems The SDT test performs Hazardous Potential Foreign Voltage Resistive Faults Receiver Off Hook and Ringers Test...

Страница 42: ...o the COLU Main Screen to view the Performance report to verify that no alarms exist 2 Initial installation check engineering records for distance between COTS and RT 3 If existing installation measur...

Страница 43: ...ted lift the jumper in the CO between the CO switch and the COTS If dialtone is present at the switch replace the COLU 4 If after replacing the COLU the dialtone is still not present the fault is in t...

Страница 44: ...p ringing when using a butt in set at the subscriber location one or both of these conditions exist loop length is too long refer to Specification table or the RT is faulty Can not hear can not be hea...

Страница 45: ...er than an authorized PairGain representative voids the warranty If a unit needs repair call PairGain for a Return Material Authorization RMA number and return the defective unit freight prepaid along...

Страница 46: ...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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