TA Triumph-Adler DC 2435 - Manual (Page 176)

Setup and Registration
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3 To not use the sending restriction, press [Off]. To
restrict the other parties to which you send originals
only to the ones registered in Permit FAX No. and
Permit ID No. as well as the ones registered in the
Address Book, press [Permit List + Address Book].
4 Press [OK].
Setting Reception Restriction
Restrict incoming faxes so that you only receive originals from senders registered in Permit FAX No. and Permit
ID No. and senders registered in your Address Book. This mode also allows you to set a [Reject List] for
Reception Restriction so that reception from senders on the list of Rejected FAX numbers or from senders
whose Local FAX Number is not registered are rejected. To change the reception restriction, follow the steps
below.
1 Press the System Menu key.
2 Press [FAX], [Next] of TX/RX Restriction, and then
[Change] of RX Restriction.
3 To not use the reception restriction, press [Off]. To
restrict the other parties from which you receive
originals only to the ones registered in Permit FAX
No. and Permit ID No. as well as the ones
registered in the Address Book, press [Permit List
+ Address Book]. To block incoming faxes from
senders registered in Reject FAX No., press
[Reject List].
4 Press [OK].
Unknown Number Reception
Select whether to receive the fax of that the number is unknown when [Reject List] is set for Reception
Restriction. To change the reception restriction for the unknown fax number, follow the steps below.
1 Press the System Menu key.
2 Press [FAX], [Next] of TX/RX Restriction, and then
[Change] of Unknown Number Reception.
3 To receive faxes from the unknown number, press
[Permit]. To reject faxes from the unknown number,
press [Reject].
4 Press [OK].