AT&T MERLIN 410 Service Manual page 21

3.
Find the tag or label on the network interface identifying the telephone numbers. If
you have installed a (267C) two-line adapter, you need to know what telephone
number is assigned to each jack (labeled 1 and 2) of the adapter. If there is no tag or
label, contact the local telephone exchange service company and ask for the line and
telephone number assignments.
If you want to add an answering machine, extra ringer, or some other type of extra
4.
equipment to your incoming local telephone exchange service company line, install
the (267A) Network Bridging Adapter Kit and D4CE-50 Cord. Equipment installed
in this manner will operate independently of the system.
Caution:
Improper installation may cause the control unit to malfunc-
tion. Follow the instructions packed with the Network Bridg-
ing Adapter Kit.
Get two cord/cable labels (for example; adhesive strips, tie- or tape-on type, etc.) and
5.
fill them out as follows:
The "Tel. Co. Line" identification (A or B for Model 206; A, B, C, or D for Model
410) – The letter identifies the "Tel. Co. Line" jack on the control unit to which
the local telephone exchange service company line will be connected.
The 7-digit telephone number of each local telephone exchange service company
line.
The line number (1 or 2)–This number is needed only if a (267C) two-line adapter
used at the network interface. The two jacks of the (267C) two-line adapter are
labeled 1 and 2.
Figure 6 depicts an example of what a completed label may look like.
TEL. CO. LINE
IDENTIFICATION LETTER
AT THE CONTROL UNIT
TELEPHONE NUMBER
LINE NUMBER
(IF 267C ADAPTER
IS USED)
Figure 6
Installation (cont'd)
17