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6-17
INSTALLATION-STATION APPARATUS
SECTION 100-816-206
MARCH 1993
FIGURE 6-17
DOOR PHONE (MDFB) INSTALLATION
TWO WALL
MOUNTING
HOLES
DOOR PHONE
BASE
METAL
FRAME
3.25
INCHES
2) The volume level is changed by a screw
adjustment on the back of the MDFB. Turn
the screw with a flat-tipped screwdriver while
ringing the MDFB or while on a call with it. The
volume level will change as the screw is
turned.
6.40 Door Phone/Lock Programming Consid-
erations
6.41 The following programs should be consid-
ered when programming the system for door
phones:
Program 39
Assigns door phone and door lock buttons to
digital telephones.
Program 77-1
Assigns DDCBs to ports, door phone ringing
over External Page during the NIGHT mode,
and door lock activation time.
Program 77-2
Used to busy out unused MDFB positions and to
identify which DDCBs support the door lock
option, and to set the door phone to ring one or
five times.
Program 79
Assigns door phone-to-station ringing assign-
ments.
7 ADD-ON MODULE INSTALLATION
7.01 Install the Add-on Module (DADM 2020) to a
2000-series Digital Telephone (only) according to
the steps that follow:
1) Loosen the four captive screws securing the
2000-series Digital Telephone base (Figure
6-1) and remove the base.
2) Remove the base handset hanger (Figure
6-1).
3) Loosen two captive screws securing ADM
base and remove base.
4) Put on ADM cable (supplied with ADM) through
telephone base and ADM base as shown in
Figure 6-18.
5) Connect ADM cable connectors to P1 of ADM
and P1 of DKT2000 telephone as shown in
Figure 6-18.
6) Install base of ADM and telephone – tuck
ADM cable into ADM and telephone base as
necessary for proper length.
7) Secure ADM to telephone base with ADM
connecting Plate (using four screws).
8) Check Table 8-D in Section 100-816-208;
install 2-pair house cable (or external power)
and 2-pair modular cord (supplied with ADM)
if required to achieve maximum distance.
7.11 ADM Programming. ADMs do not require
programming. The ADM provides 20 DSS buttons
only (Figure 6-19) for the STRATA DK16, and 10
DSS buttons, 8 speed dial buttons, one night
transfer button, and one all call page button (Fig-
ure 6-20) for the STRATA DK8. One ADM can be
installed on any (or all) 2000-series telephone (16
max on DK16 or 8 max on DK8).