Hsu card hsu card specifications – Zhone Technologies 900 User Manual

Page 65

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Data Cards

IMACS System Release 5.1.6

1-53

HSU Card

HSU Card Specifications

Present Indicator

Determines whether or not the calling number may be displayed to the called party

Broadcast Phones

Select the use of the Broadcast option

Diagnostics

V.54 or DDS format local and remote loopbacks with automatic timeout

RTS/CTS Delay: per
Port

0, 30, 60 or 100 ms (software selectable by port)

RTS Handshake per
Port

Permanent, local, ignore, local (software selectable by port)

BER Test per Port

Active or inactive
BER Test Patterns All Marks, All Spaces, 1:1, 1:7, QRSS, 511, 2047
On the four-port HSU 530/35 Card, there are additional BERT patterns

Local Loopback per
Port

None, towards DTE, towards the network

Loopback Generation
per Port

Off, CSU, DSU, OCU-DP, V5.4, DS0

Loopback Detection per
Port

Disabled, enabled, enabled with timeout

Performance Statistics

Errored Seconds, Unavailable Second, Severely Errored Second, Burst Errored Second, Loss of
Packet Seconds, Loss of Frame Count

Standards Compatibility

ITU-T

V.35

V.11 (10/96)

V.28

V.25 bis

Data Transmission of 48 kbps using 60-108 kHz Group Bank
Circuits.
Electrical characteristics for balanced double-current interchange
circuits operating at data signaling rates up to 10 Mbit/s.
Electrical characteristics for unbalanced double-current
interchange circuits.
(Model 821360 only) (10/96) - Automatic answering equipment
and general procedures for automatic calling equipment on the
general switched telephone network including procedures for
disabling of echo control devices for both manually and
automatically.

EIA

Recommendations
RS-422
Recommendations
RS-449
Recommendations
RS-530
Recommendations
RS-366

Electrical Characteristics of Balanced Voltage Digital Interface
Circuits.
General Purpose 37 Position and 9 Position Interface for DTE
and DCE Equipment Employing Serial Binary Data Interchanges.
High Speed 25 Position Interface for Data Terminal Equipment,
Including Alternative 25 Position Connector.
Interface between Data Terminal Equipment and Automatic
Calling Equipment for Data Communication.

UL

1950

UL Standard for Safety of Information Technology Equipment.

CEN

EN 50 082-1

EN 50 082-2

EN 60 950/A2

Electromagnetic compatibility generic emission standard Part 1
Residential, commercial and light industry.
Electromagnetic compatibility generic immunity standard Part 1
Residential, commercial and light industry.
Safety of information technology equipment including electrical
business equipment.

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