Nortel Modular Ics 6.1 Installer Guide

P0603534  02Modular ICS 6.1 Installer Guide
Specifications
Norstar system
Service tone cadences
Power specifications
Telephone loop specifications
Tone Cadence (seconds)
Busy 0.5 on / 0.5 off
Expensive Route 0.3 on / 0.3 off (3 bursts)
Overflow 0.25 on / 0.25 off
Ringback 2.0 on / 4.0 off
Confirmation 1.0 on / 1.0 off (three bursts followed by no tone)
Recall 1.0 on / 1.0 off (three bursts followed by steady tone)
Ring splash 0.2 on (one burst)
Characteristic ICS TM SM
Voltage V ac 110-120 110-120...

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Electrical requirements
Environmental requirements
ISDN network synchronization
*
* These specifications only apply when the system clock is not derived from a Digital 
Trunk Interface connection to the network.
Current at 
telephone (idle)45 mA nominal
Current at 
telephone (active)80 mA maximum
Characteristic Spec/Value
Electrostatic discharge
     ICS and telephones IEC 801-2 severity level 3
maximum of 15 kV with a 300¾/150 pF probe...

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P0603534  02Modular ICS 6.1 Installer Guide
Digital Trunk Interface
Network interface
* These values are set in Hardware programming. See the Hardware on page 482 
for details.
DSX1 operation
* This value is set in Hardware programming. See the Hardware on page 482 for 
details.
CSU operation
* This value is set in Hardware programming. See the Hardware on page 482 for 
details.
Characteristic Spec/Value
Physical RJ48C 8-pin modular jack
Line rate 1.544 +/- 32 Mbps
Framing...

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Modular ICS 6.1 Installer GuideP0603534  02
Synchronization performance
Digital trunk signaling support
* These values are set in Hardware programming. See the Hardware on page 482 
for details.
Local test support
* See Tests on page 552 for details on running these tests.
Characteristic Spec/Value
Stratum 4E
Types Options
Loop Start with answer and 
disconnect supervisionOSI interval*
Pulse/DTMF dialing*
E&M Immediate start (Pulse dialing only), Wink 
start, Delay start or ring-down...

P0603534  02Modular ICS 6.1 Installer Guide
Glossary
A
AbsorbLength: A setting that 
determines how many of the digits in a 
destination code will not be dialed by 
the system. AbsorbLength is assigned 
under Destination codes in 
Services.
access code: Different sequences of 
characters used to gain access to these 
Norstar features: Line pools, Call park, 
external lines, Direct-Dial telephone, 
Auto DN, and DISA DN.
alarm code: A number that appears 
on the alarm telephone display, 
informing you that...

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Modular ICS 6.1 Installer GuideP0603534  02
Automatic Dial is assigned under 
Dialing options in Terminals&Sets 
programming.
Automatic handsfree: A feature 
which automatically activates handsfree 
operation when you make or answer a 
call. Automatic handsfree is assigned 
under handsfree in Terminals&Sets 
programming.
Automatic Hold: A feature that 
automatically places an active call on 
hold when you select another 
line.Automatic Hold (Full AutoHold) 
is assigned in Lines...

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P0603534  02Modular ICS 6.1 Installer Guide
button caps: Interchangeable plastic 
caps that fit over the buttons of Norstar 
telephones. They are used to indicate the 
features programmed onto each 
programmable memory button. Button 
caps are either pre-printed or have clear 
windows that allow you to insert labels.
Button Inquiry: ≤•‚
With this feature you can check the 
function of each programmable button 
on your system telephone.
C
Call Duration timer: ≤‡‡
A feature that allows you...

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Modular ICS 6.1 Installer GuideP0603534  02
Call Pickup Directed:  ≤‡fl
A feature that allows you to answer a 
call ringing at any system telephone by 
entering the internal number of that 
telephone before taking the call. Call 
Pickup Directed is enabled under 
Feature settings in Sys prgrmmng.
Call Pickup Group: See Pickup 
Group.
Call Queuing: ≤°‚⁄
If you have several calls waiting at your 
telephone, you can invoke the Call 
Queuing feature to answer them in order 
of priority....

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P0603534  02Modular ICS 6.1 Installer Guide
Service to one that allows you to dial 
numbers prohibited by your current 
Class of Service.
CLID on busy Starting with version 
6.1 systems, on telephones that allow 
CLID display, incoming calls that arrive 
when the telephone is busy will briefly 
display a CLID.
cold start:  When all system 
programming is lost. This can happen 
because you have entered the Startup 
feature code 
≤••ÍÊÅÂÊË∏
, or 
after a major event, such as an extended...

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Modular ICS 6.1 Installer GuideP0603534  02
date: See Show Time or Time and 
Date.
defaults: The settings for all Norstar 
features when the system is first 
installed. Settings are changed from 
their defaults in programming. In this 
manual, default settings are shown in 
bold text.
Delayed Ring Transfer (DRT) to 
prime: After a specified number of 
rings, this feature transfers an 
unanswered call on an external line, to 
the prime telephone associated with that 
line. This feature is...