Ibm THINKPAD X20 User Manual

Notice for Built-in Modem Users

Part Number: 12P0648

Warning notices to New Zealand users of the built-in
modem

 The grant of a Telepermit for a device in no way indicates Telecom acceptance of responsibility for

the correct operation of that device under all operating conditions. In particular, the highest speeds
at which this modem is capable of operating depend on a specific network implementation which is
only one of many ways of delivering high quality voice telephony to customers. Failure to operate
should not be reported as a fault Telecom.

 In addition to satisfactory line conditions a modem can only work properly if:

– it is compatible with the modem at the other end of the call and
– the application using the modem is compatible with the application at the other end of the call

— e.g accessing the internet requires suitable software in addition to a modem.

Some parameters required for compliance with Telecom's Telepermit requirements are dependent on
the equipment (PC) associated with this device. The associated equipment shall be set to operate
within the following limits for compliance with Telecom's Specifications.

1.
a. There shall be no more than 10 call attempts to the same number within any 30 minute period

for any single manual call initiation, and

b. The equipment shall go on-hook for period of not less than 30 seconds between the end of one

attempt and the beginning of the next attempt

2. Where automatic calls are made 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. The equipment shall be set to ensure that calls are answered between 3 and 30 seconds of receipt
of ringing

 Copyright IBM Corporation 2000 1

Warning notices to New Zealand users of the built-in modem

a. A person calling your modem will hear a short burst of ringing before the modem answers. This

confirms that the call has been successfully switched through the network.

b. Caller identification information (which occurs between the first and second ring cadences) is

not destroyed.

4. The pulse dialling option is not compatible with the Telecom Network and must not be used.

This equipment shall not be used in any circumstances which may constitute a nuisance to other
Telecom Customers.

The following setup AT commands should be used for correct operation:
AT19 = North America
AT% T19,0,19(North America)
AT%T21,B,2
AT%T21,B,6
NOTE THAT FAULT CALLOUTS CAUSED BY FAILURE TO ADHERE TO THE ABOVE NOTES MAY

INCUR A CHARGE FROM TELECOM.

Notice for IBM 10/100 Ethernet Mini PCI Adapter with 56K
Modem (by 3COM) users

For the modem with approval number PTC 211/99/255:

Not all phones connected to the phone port will respond to incoming ringing. Do not report this as a
fault unless the same phone will not respond to ringing when connected to a standard phone socket.

This equipment shall not be set up to make automatic calls to the Telecom 111 Emergency Services.
The grant of a Telepermit for a device in no way indicates Telecom acceptance of responsibility for the

correct operation of that device under all operating conditions. In particular, higher speeds at which this
modem is capable of operating depend on a specific network implementation which is only one of many
ways of delivering high quality voice telephony to customers. Failure to operate should not be reported
as a fault to Telecom.

2 Notice to New Zealand Users