Figure 7-39 Connecting Dbm(B)-U( ) To Esi Port; Hfu-U Unit (Handsfree Unit) - NEC ElectraElite 48 System Hardware Manual

Electra Elite
System Hardware Manual

Figure 7-39 Connecting DBM(B)-U( ) to ESI Port

3.8

HFU-U Unit (Handsfree Unit)

The Handsfree Unit provides full-duplex handsfree communication.
Large areas may cause poor full-duplex operation. This unit comes
with the handsfree adapter and an external microphone. With the
terminal upside down, facing from the bottom of the open cover,
install this unit in Slot 1 of the telephone.
3.8.1 Installing an HFU-U Unit on any DTP/DTU Multiline
Terminal but DTP-2DT-1/DTP-16HC-1
Refer to
Multiline Terminal but DTP-2DT-1/DTP-16HC-1.
instructions for installing these units are the same.
Figure 7-40 HFU-U Unit
3.4.1 Installing APR-U Unit on any DTP/DTU
Issue 6
The
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