The 4400-Series Telephone Family
3-12
Installation, SPM, Maintenance, and Troubleshooting Supplement
Line Cords
3
Line cords are shipped with all 4400-Series telephones and the DSS 4450. The
line cord varies according to the equipment:
■
Clear 14 foot, 6-position line cord with two conductors (D2R)—used to
connect the 4400, 4400D, 4406D+, 4412D+, and 4424D+ telephones to the
communications system wall jack. If auxiliary power is needed, use this
cord to connect the Auxiliary Power Supply Unit to the communications
system wall jack.
■
Satin Silver 14 foot, 6-position line cord with four conductors (D4BU)—
used to connect the and 4424D+ (when a DSS 4450 is
connected) telephones to the Auxiliary Power Supply Unit; the extra
conductors carry the power from the required power supply.
■
3 foot, 8-position line cord with eight conductors (D8Y)—used to connect a
DSS 4450 to a or 4424D+ telephone or to another DSS 4450 via
the jacks on the bottom of the DSS 4450 and the telephone. See the
instructions packaged with the DSS 4450 for details.
Microphone
3
The microphone on the 4406D+ is located on the bottom right front of the
telephone. The microphone on the 4412D+, 4424D+, and telephones
is located on the right side of each telephone.
CAUTION:
Placing equipment or other articles within two inches of the microphone,
may decrease the quality of performance of the speakerphone. For
4424D+ and telephones, care should be taken when connecting
a DSS 4450 to ensure that placement of the DSS 4450 does not interfere
with the performance of the microphone on the right side of the telephone.
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