Sru card sru card specifications – Zhone Technologies 900 User Manual

Page 87

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Data Cards

IMACS System Release 5.1.6

2-21

SRU Card

SRU Card Specifications

Majority Vote Error Correction

Available for DS0-A ports operating at 9.6 Kbps or less, triggers EER ALARM
when specified threshold is exceeded

Majority Vote Error Thresholds

None, 10e-3, 10e-4, 104-5, 10e-6 or 10e-7

Standards Compatibility

Bellcore

GR-63-CORE Issue 1

Network Equipment-Building System (NEBS)
Requirements: Physical Protection

AT&T

TR 54075

Subrate Data Multiplexing - A Service of DATAPHONE
Digital Service

ITU-T

V.28

Electrical characteristics for unbalanced double-current
interchange circuits

X.50 Division 3

Fundamental Parameters of a Multiplexing Scheme for the
International Interface Between Synchronous Data Networks
(note: does not support 600 bps data)

V.14

Transmission of Start-Stop Characters over Synchronous
Bearer Channels (using asynch to synch converters)

EIA

RS 232

Interface Between DTE and DCE Employing Serial Binary
Data Interchange

UL

1950

UL Standard for Safety of Information Technology
Equipment

CEN

EN 500 081-1

Electromagnetic compatibility generic emission standard Part
1 Residential, commercial and light industry

EN 500 082-1

Electromagnetic compatibility generic immunity standard
Part 1 Residential, commercial and light industry

EN 50 950/A2

Safety of information technology equipment including
electrical business equipment

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