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7520-A2-GN10-10

December 1998

Notices

!

WARNING:

This equipment has been tested and found to comply with the limits for
a Class A digital device, 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.

The authority to operate this equipment is conditioned by the
requirements that no modifications will be made to the equipment
unless the changes or modifications are expressly approved by
Paradyne Corporation.

!

WARNING:

To Users of Digital Apparatus in Canada:

This Class A digital apparatus meets all requirements of the Canadian
interference-causing equipment regulations.

Cet appareil numérique de la classe A respecte toutes les exigences du
règlement sur le matérial brouilleur du Canada.

Government Requirements

Certain governments require that instructions pertaining to connection to the
telephone network be included in the installation and operation manual. Specific
instructions are listed in the following sections.

Notice to Users of the Telephone Network in the United States

This equipment complies with Part 68 of the FCC rules. On the bottom of the
equipment is a label that contains, among other information, the FCC registration
number for this equipment. If requested, please provide this information to your
telephone company.

If your DSU causes harm to the telephone network, the telephone company may
discontinue your service temporarily. If possible, they will notify you in advance.
But if advance notice is not practical, you will be notified as soon as possible. You
will be advised of your right to file a complaint with the FCC.

Your telephone company may make changes in facilities, equipment, operations,
or procedures that could affect the proper operation of your equipment. If so, you
will be given advance notice so as to give you an opportunity to maintain
uninterrupted service.

Содержание 7520

Страница 1: ...s Complete documentation for this product is available at www paradyne com Select Service Support Technical Manuals Subrate Digital Access Devices Select the following document 7520 A2 GB20 Model 7520...

Страница 2: ...tor on one end and an MS34 socket connector on the other end A DTE with a DB25 connector to the 25 pin DTE port Standard straight through EIA 232 cable with DB25 plug connectors on both ends Contact y...

Страница 3: ...3 7520 A2 GN10 10 December 1998 Installing Your DSU 97 15781 RJ48S Jack NETW ORK TERMIN AL MANAGEMENT POW ER D T E DTE EIA 232 Terminal Connection AC Adapter Network Connection DTE Connection or V 35...

Страница 4: ...power transformer into an ac outlet D T E TERMINAL DTE NETWORK POWER 97 15782 Power Jack Connecting the Terminal Port to an Async Terminal Procedure 1 Insert the 25 pin end of the EIA 232 cable into t...

Страница 5: ...ert one end of 25 pin EIA 232 cable into the DB25 DTE port 2 Insert the other end of the cable into the appropriate connector on your DTE D T E TERMINAL DTE NETWORK POWER 97 15784 DTE DTE Port or Conn...

Страница 6: ...X D 1 0 3 R X D 1 0 4 R T S 1 0 5 D T R 1 0 8 7520 DSU Verify that the User Interface Idle screen is displayed on the terminal or PC Press the Enter key Verify that the Main Menu appears main Device N...

Страница 7: ...ame screen are null until you enter values Allowable values are any printable ASCII character Saving Configuration Options When changes are made to the configuration options the changes must be saved...

Страница 8: ...uration Edit Display System Network Data Port Terminal Port MAIN MENU Status Test Configuration Control 497 15239 Load Configuration From System Options Menu For System Options refer to Table 1 To acc...

Страница 9: ...s the unit is running diagnostic tests During the tests the timing source is the internal clock This setting should be used for a LADS secondary timing unit LADS Line Rate Kbps Possible Settings 2 4 4...

Страница 10: ...loopback Disable DSU will not respond to a DSU loopback initiated by the network Data Scrambling 64K CC Possible Settings Enable Disable Default Setting Disable Determines whether data scrambling is...

Страница 11: ...e Circuit CT103 Transmitted Data TXD The feature should be enabled when data errors are occurring due to long cable lengths Enable The DSU supplied clock is phase inverted with respect to the transmit...

Страница 12: ...RTS Forced On Circuit Assurance Short Delay Medium Delay Long Delay Default Setting Standard Specifies the operation of the Interchange Circuit CT106 Clear to Send CTS which is an output from the DSU...

Страница 13: ...of the Interchange Circuit CT107 Data Set Ready DSR which is an output from the DSU Standard DSR is always asserted except when a DDS facility alarm is reported or the DSU is in Test mode Forced On DS...

Страница 14: ...ic logoff of an ATI session through the Terminal Port When the session is closed User Interface Idle appears on the screen and the unit toggles the Terminal port DSR lead Enable The ATI session termin...

Страница 15: ...7 Input power to this product must be provided by one of the following 1 a UL Listed CSA certified power source with a Class 2 or Limited Power Source LPS output for use in North America or 2 a certi...

Страница 16: ...sing equipment regulations Cet appareil num rique de la classe A respecte toutes les exigences du r glement sur le mat rial brouilleur du Canada Government Requirements Certain governments require tha...

Страница 17: ...d equipment This certification means that the equipment meets telecommunications network protective operational and safety requirements as prescribed in the appropriate Terminal Equipment Technical Re...

Страница 18: ...stributor directly for any help needed For additional information concerning warranty sales service repair installation documentation training distributor locations or Paradyne worldwide office locati...

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