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specifications, the associated equipment shall be set to ensure that calls are

answered between 3 and 30 seconds of receipt of ringing.

v For correct operation, the total of the RN’s of all devices connected to a

single line at any time should not exceed 5.

For modem with approval number PTC 211/01/134

The grant of a Telepermit for any item of terminal equipment indicates only

that Telecom has accepted that the item complies with the minimum

conditions for connection to its network. It indicates no endorsement of the

product by Telecom, nor does it provide any sort of warranty. Above all, it

provides no assurance that any item will work correctly in all respects with

another item of Telepermitted equipment of a different make or model, nor

does it imply that any product is compatible with all of Telecom’s network

services.

This equipment is not capable under all operating conditions of correct

operation at the higher speed which it is designed. 33.6 kbit/s and 56 kbit/s

connections are likely to be restricted to lower bit rates when connected to

some PSTN implementations. Telecom will accept no responsibility should

difficulties arise in such circumstances.

This equipment shall not be used in any manner which could constitute a

nuisance to other Telecom customers.

Some parameters required for compliance with Telecom’s Telepermit

requirements are dependent on the equipment (PC) associated with this

modem. The associated equipment shall be set to operate within the following

limits for compliance with Telecom’s specification:-

1. For automatically initiated calls to the same number

a. There shall be no more than 10 call attempts to the same number

within any 30 minute period for a single manual call initiation, and

b. The equipment shall go on-hook for a period of not less than 30

seconds between the end of one attempt and the beginning of the next

attempt.

2. For automatically initiated calls to different numbers

The equipment shall go on-hook for a period of not less than 5 seconds

between the end of one attempt and the beginning of the next attempt.

3. Auto-answering incoming calls

Incoming calls shall be answered between 3 and 30 seconds of receipt of

ringing.

74 ThinkPad

T40 Series Service and Troubleshooting Guide

Other manuals for IBM ThinkPad T40 series

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