background image

H

I

G

AIN

 L

INE

 U

NIT

Q

UICK

 I

NSTALLATION

 G

UIDE

P

AIR

G

AIN

 T

ECHNOLOGIES

, I

NC

.

S

ECTION

 350-611-103-01

Revision History of this guide.

Revision 01—March 17, 1998

A) Initial Release

Model

List

Part Number

CLEI Code

HLU-611 

3

150-1217-03

T1L1JJK3AA

Содержание HLU-611

Страница 1: ...T QUICK INSTALLATION GUIDE PAIRGAIN TECHNOLOGIES INC SECTION 350 611 103 01 Revision History of this guide Revision 01 March 17 1998 A Initial Release Model List Part Number CLEI Code HLU 611 3 150 1217 03 T1L1JJK3AA ...

Страница 2: ...fications 17 Documentation 18 Technical Support 18 Bulletin Board Services 18 Copyright 1998 PairGain Technologies Inc PairGain is a registered trademark and HiGain is a Trademark of PairGain Technologies Inc Information 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 co...

Страница 3: ...h bit rate Digital Subscriber Line VHDSL system on one non loaded copper pair over the cable lengths shown in the following table at a line rate of 392 kHz For more detailed information consult the HLU 611 List 3 Technical Practice Section Number 150 611 103 Cable Gauge Loss 392 kHz dB kft Ohms per kft Maximum Loop for 35 dB Loss Ohms Maximum Loop Length 26 0 4 mm 4 97 83 3 7 0 kft 2 13 km 583 24 ...

Страница 4: ...Revision 01 March 17 1998 350 611 103 01 2 PairGain Engineering Plant Series HLU 611 List 3 Features The HLU 611 List 3 Line Unit front panel features are ...

Страница 5: ... that indicates system state Green Normal Operation Flashing Green VHDSL Acquisition Flashing Red Minor Alarm Red FUSE ALRM Yellow Self Test in progress or an HLU 611 List 3 loopback in effect CREM or NLOC Flashing Yellow The HLU 611 intelligent loopback is in an ARMED state Receive RCV and Transmit XMT Splitting access and bridging 210 Bantam type jacks Craft port RS 232 connector that provides a...

Страница 6: ...igns of damage If the equipment has been damaged in transit immediately report the extent of damage to the transportation company and to PairGain Technologies For PairGain Technical Assistance 24 hours a day 7 days a week contact the Customer Service Engineering group at 800 638 0031 or 714 832 9922 or fax the group at 714 832 9924 HLU 611 Card Edge Connectors The HLU 611 List 3 card edge connecto...

Страница 7: ...350 611 103 01 March 17 1998 Revision 01 HLU 611 List 3 PairGain Engineering Plant Series 5 ...

Страница 8: ...611 List 3 Installing the HLU 611 To install the HLU 611 List 3 into the shelf slide the unit into the shelf card guides for the desired slot Push the unit in until it is entirely within the card guide The retaining latch locks into place indicating that the unit is properly seated ...

Страница 9: ...ter and its current setting 2 Press the SEL button to step the display through all possible settings one at a time of the parameter being displayed 3 Press the MODE button to select the desired parameter and move to the next parameter After you have configured the last parameter the display prompts you to confirm the settings 4 Do one of the following Press the SEL button to install the settings P...

Страница 10: ...ow Control set to NONE VT Terminal Emulation 2 Use a serial cable to connect the RS 232 COM port on the dumb terminal to the HLU 611 front panel Craft port 3 On each screen enter the key represented by the letter in parenthesis for the parameter to be changed Each entry of this letter scrolls the parameter to its next value After all selections have been made press to exit and to confirm the chang...

Страница 11: ...izer to DSX 1 for 0 133 feet 133 Sets the equalizer to DSX 1 for 133 266 feet 266 Sets the equalizer to DSX 1 for 266 399 feet 399 Sets the equalizer to DSX 1 for 399 533 feet 533 Sets the equalizer to DSX 1 for 533 655 feet ZBTS ON Selects the Extended Superframe ESF frame ZBTSI mode OFF Deselects the ESF frame ZBSTI mode LPBK DIS Configures the HLU 611 to ignore the 2 in 5 Smart Jack loopback co...

Страница 12: ...res the HiGain system to respond to the Wescom Mod 1 addressable repeater in band loopback codes A5LB Configures the HiGain system to respond to the Teltrend Mod 1 addressable repeater in band loopback codes PWRF DIS Disables powering to the HRU 612 over the HDSL pairs ENA Enables powering to the HRU 612 over the HDSL pairs LNCD B8ZS Places both the HLU and HRU into their B8ZS modes AMI Places bot...

Страница 13: ...AIS signal is off CONF YES Confirms that all twelve operating modes listed above are to be updated to their current selections NO Prevents the most recently selected operating mode selections from being updated They remain as they were before the system option settings mode was entered MARgin Alrm Thrs 0 to 15 dB The Margin Alarm Threshold can only be set via the RS 232 maintenance port with a ter...

Страница 14: ... minute power control timer Alarms Only one alarm can be displayed at a time therefore only the highest priority alarm is displayed if more than one alarm exists The following table lists the alarms ordered by priority Status Menu Alarms Messages Message Full Name Description NONE No Alarms LLOS Local Loss of Signal No signal from HLU 611 List 3 local T1 interface RLOS Remote Loss of Signal No sig...

Страница 15: ... from the maintenance terminal NLOC Network Local Loopback Loopback at HLU toward the CBA initiated by upstream in band codes or from the maintenance terminal CLOC Customer Local Loopback Loopback at HRU toward CI initiated from CPE customer by in band codes or from the maintenance terminal CREM Customer Remote Loopback Loopback at HLU toward customer initiated from CPE customer by in band codes o...

Страница 16: ...Revision 01 March 17 1998 350 611 103 01 14 PairGain Engineering Plant Series HLU 611 List 3 A block diagram showing the GNLB locations and their activation codes are shown below ...

Страница 17: ...ACO condition by pressing the SEL button on the HLU front panel Self Test The HLU is in a self test mode This occurs every power ON OFF cycle ALRM Alarm Condition Exists A minor alarm condition is in effect M X VHDSL Loop Margin Indicates the power of the received VHDSL signal on each Loop relative to noise Any value of 06 or greater is adequate for reliable system operation PWR FEED SHRT Power Fe...

Страница 18: ...m Settings review mode LIST 0xL HLU s List Displayed during System Settings review mode defined above FRM Frame SF ESF UNFR NONE Defines the type of frame pattern being received from the DSX 1 Displayed during System Settings mode defined above CODE Line Code AMI B8ZS This is the line code that the HLU is set to receive and transmit at its DSX 1 interface Displayed during System Settings mode defi...

Страница 19: ...mer Service Engineering group at During normal business hours 8 00 AM to 5 00 PM Pacific Time Monday Friday excluding holidays technical assistance calls are normally answered directly by a Customer Service Engineer At other times a request for technical assistance is handled by an on duty Customer Service Engineer through a callback process This process normally results in a callback within 30 mi...

Страница 20: ...Revision 01 March 17 1998 350 611 103 01 18 PairGain Engineering Plant Series HLU 611 List 3 ...

Страница 21: ...Corporate Office 14402 Franklin Avenue Tustin CA 92780 Tel 714 832 9922 Fax 714 832 9924 For Technical Assistance 800 638 0031 ...

Отзывы: