Bell System Practices TELEHELPER Identification, Installation, Connections, Operation, And Maintenance page 3

Cord, D4BU-29 (2-foot)
•
Cord, Mounting, D6AA-87
•
Cord, Mounting, DSAA-87.
•
INSTAUATION AND CONNECTIONS
3.
3.0 1 There are three types of installations: stan­
dard desk, optional desk, and wall.
A. Standard Installation of Single Line Desk Telephone
(Fig. 6)
3.02 The central office line must be terminated in
a standard modular connecting block that will
SSP S12-750-100-i01-i01_198·03.jpg Scanned by Frank Harrel!, {Cowboy Frank) Castle Rock, Colorado feb 23,2012 22:56:39
PHONEMOUNT
7308
Fig. 2-D- 1 8 1 062 Kit of Parts Used When Wall Mounting Speakerphone
AOAPTER
SCREWS
SPEAKERPHONE
WALL MOUNT ADAPTER
accept a D4BU mounting cord. The telephone set to
be associated with speakerphone must also be modu­
lar.
Select a location for mounting the
Note:
speakerphone which will provide a hard surface
beneath the speakerphone with no obstruction
to the microphone port (Fig. 4). Also avoid lo­
cating in noisy locations and near sources of
heat and dust.
Remove battery and cord connections cover on
3.03
bottom of speakerphone. Plug the standard
D4BU mounting cord into the jack labeled LINE
(Fig. 5) dressing the cord through the plastic cord
ISS SECTION
1, 5 12-750- 100
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