PairGain PG-FLEX FRL-746 List 1 Скачать руководство пользователя страница 4

Section 363-746-100
Revision 01

Page 4

4.  CERTIFICATION

4.01

FCC Compliance. The FRL-746 RT Line Unit
complies with the limits for Class A digital

devices pursuant to Part 15 of the FCC rules. These
limits are designed to provide reasonable protection
against harmful interference when the equipment is
operated in a commercial environment. This equipment
generates, uses and can radiate radio frequency energy
and, if not installed and used in accordance with the
instruction manual, may cause harmful interference to
radio communications. Operation of this equipment in a
residential area is likely to cause harmful interference in
which case the user will be required to correct the
interference at his own expense.

4.02

Refer to the installation section of the
appropriate instruction manual for the unit you

are installing to get information on:

• 

Cabling

• 

Proper connections

• 

Grounding

4.03

All wiring external to the product(s) should follow
the provisions of the current edition of the

National Electrical Code.

5.  WARRANTY

5.01

PairGain Technologies warrants this product to
be free of defects and to be fully functional for a

period of 5 years from the date of original shipment,
given proper customer installation and regular
maintenance. PairGain will repair or replace any unit
without cost during this period if the unit is found to be
defective for any reason other than abuse or improper
use or installation.

5.02

This module should not be field repaired. If it
fails, replace it with another unit and return the

faulty unit to PairGain for repair. Any modifications of the
unit by anyone other than an authorized PairGain
representative will void the warranty.

5.03

If a unit needs repair, call PairGain for a Return
Material Authorization (RMA) number and return

the defective unit, freight prepaid, along with a brief
description of the problem, to:

PairGain Technologies, Inc.
14402 Franklin Avenue
Tustin, CA 92680
ATTN:  Repair and Return Dept.
(714) 832-9922
(800) 638-0031

5.04

PairGain will continue to repair faulty modules
beyond the warranty program at a nominal

charge. Contact your PairGain sales representative for
details and pricing.

B.  FUNCTIONAL DESCRIPTION

6.  OPERATIONAL CAPABILITIES

6.01

The FRL-746 RT Line Unit includes a remote
(line-powered) power supply, HDSL line

transceivers, performance status indicators, and RS-232
Maintenance Port (see Figure 3). Through the
Maintenance Port, the system configuration and status
may be checked and HDSL performance monitored.

6.02

The RT Line Unit provides the following

functions:

• 

Power Supply

• 

HDSL Line Transceivers

• 

Front-Panel Status Indicators

• 

Alarm Cut-Off Switch

• 

RS-232 Maintenance Interface (DCE)

• 

Line and Drop Test Circuits

Содержание PG-FLEX FRL-746 List 1

Страница 1: ...IONAL DESCRIPTION 6 OPERATIONAL CAPABILITIES 4 7 FRONT PANEL 5 8 TERMINAL MANAGEMENT 6 C INSTALLATION AND TEST 9 UNPACKING 8 10 TURN UP AND TESTING 8 11 TROUBLESHOOTING 8 CAUTION This product incorpor...

Страница 2: ...t or Pair Gain Test Controller Interface Unit in each shelf provides an interface for maintenance alarm relays and metallic access to the remote subscriber lines Remote Terminal RT The RT Enclosure pr...

Страница 3: ...ropped when 116V is applied to the subscriber s COT tip for 1 5 seconds then removing the 116 V 2 09 Test access may also be activated through the RS 232 Maintenance Port located on the front of the C...

Страница 4: ...e PairGain will repair or replace any unit without cost during this period if the unit is found to be defective for any reason other than abuse or improper use or installation 5 02 This module should...

Страница 5: ...n HDSL line 2 is attempting to synchronize with the remote unit Off HDSL line 2 does not detect an active remote unit LOOP 2 MARGIN LED Indicator Yellow HDSL line 2 margin is below a preset level Off...

Страница 6: ...ption A from the Main Menu the technician can Display System Status to show the equipment installed in the system and the current status in alarm or not of the equipment An next to the unit name indic...

Страница 7: ...terminal Login Status Main Menu Inventory Setup System Status Channel Status HDSL Status HDSL 24 Hour Perform ance History HDSL 7 Day Performance History System Setup System Date System ID System Tim...

Страница 8: ...rve normal electrostatic discharge precautions when handling electronic equipment Do not hold electronic plug ins by their edges Take care not to touch components or circuitry Step Operation Action Ob...

Страница 9: ...COT HDSL power supply has failed Replace the COT Line Unit Indication Problem Action LOOP 1 2 SYNC LED flashing or off 1 The HDSL line is attempting to synchronize with the Central Office unit or cann...

Страница 10: ...loop attenuation to the 2B1Q signal than the 278 kHz loss The normal range of pulse attenuation is from 1 to 32 dB PPM Indicates the relative offset of the crystal oscillator in the RT Line Unit from...

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