NEC Xen Alpha Installation Manual

Installation Manual  •  •  •  Installing DTU Type Multiline MonitorsPage 69A6-506000-642-01
Figure 4-9: Installing Plastic Panel
Plastic Panel Removal
Lift the right corner, raise the panel and slide the bottom away from the Multiline Terminal.
NEVER pull on the bottom of the plastic panel to remove it. Damage to 
the plastic panel could result
Figure 4-10: Removing the Plastic Panel from the Multiline Terminal 

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SECTION 6
REMOVING
SOFTKEYS
If softkeys are not going to be used on the Multiline Terminal they can be removed. This
section describes the process for removing the keys.
1. Remove the softkeys by pulling the softkey plate upward as shown in Figure 4-11::
Removing Softkeys, Pg 70..
Figure 4-11: Removing Softkeys
2. Install the plastic panel again.
SECTION 7
ADJUSTING THE
HEIGHT OF THE
MULTILINE
TERMINAL
The base...

Installation Manual  •  •  •  Installing DTU Type Multiline MonitorsPage 71A6-506000-642-01
2. Push the adjustment tabs and raise the base plate until it locks.
Figure 4-13: Raising the Base Plate on the Multiline Terminal
3. The length of the cord can be adjusted by pulling the line cord though the groove in the
bottom of the Multiline Terminal.
Figure 4-14: Adjusting the Line Cord Length
4. To lower the base plate on the Multiline Terminal, push on the adjustment tabs and push
the base plate downward....

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SECTION 8
WALL MOUNTINGAny DTU-Type Multiline Terminal can be mounted on a wall. Multiline Terminals can be wall
mounted by using the base unit that comes with the Multiline Terminal or by using the WMU-
UA Unit to accommodate adapters that are installed on the Multiline Terminal. 
Removing and Remounting the Handset Hanger
1. Remove the hanger by sliding it out of the slot. 
2. Install it back in its original...

Installation Manual  •  •  •  Installing DTU Type Multiline MonitorsPage 73A6-506000-642-01
5. Assemble the base plate and base cover.
6. As illustrated in Figure 4-18:: Attaching the Base Plate to the Wall, Pg 73, attach the
base plate and base cover assembly (wide end down) to the posts on the locally
provided and installed wall plate. Place locally provided screws in the nodes on the
base plate and secure the assembly to the wall.
Figure 4-18: Attaching the Base Plate to the Wall
If using a modular...

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If using a modular jack instead of a wall plate, plug the line cord into the modular jack,
wrap the extra cord and secure it with a tie wrap, and lead the line cord out through the
groove in the side of the base unit.
Figure 4-21: Plugging in the Line Cord Using a Modular Jack
8. With the base plate and base cover assembly attached to the wall, hook the two bottom
tabs on the base cover into the tab slots on the...

Installation Manual  •  •  •  Installing DTU Type Multiline MonitorsPage 75A6-506000-642-01
10. When properly installed, the wall-mounted Multiline Terminal looks similar to the one
shown in Figure 4-24:: Installed Wall Mount Unit, Pg 75.
NOTE:Do not adjust the tilt panel LCD after the Multiline Terminal is mounted on 
the wall. 
.
Figure 4-24: Installed Wall Mount Unit
Installing the Wall Mount Unit & Mounting the Multiline Terminal Using the
WMU-UA Unit
If installing an HFU-UA Unit, CTA-UA Unit, or...

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3. Remove the tabs from the WMU-UA Unit as shown in Figure 4-26:: Removing the Tabs
from the WMU-UA Unit, Pg 76. (Tabs removed depends on the Multiline Terminal type.) 
Figure 4-26: Removing the Tabs from the WMU-UA Unit
4. Bundle the cord from the modular jack leaving about eight inches. Use a tie wrap to
secure the bundled cord.
5. Place the bundled line cord in the space between the WMU-UA Unit and the wall....

Installation Manual  •  •  •  Installing DTU Type Multiline MonitorsPage 77A6-506000-642-01
6. Attach the WMU-UA Unit to the posts on the wall plate (locally provided). Place locally
provided screws in the nodes on the WMU-UA Unit and secure the WMU-UA Unit to
the wall.
Figure 4-28: Attaching the Wall Mount Unit to the Wall
7. Connect the line cord to the Multiline Terminal.
8. With the WMU-UA Unit attached to the wall, hook the two bottom tabs on the WMU-UA
Mount Unit into the tab slots on the Multiline...

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Removing the Multiline Terminal from the Base Cover
To remove the Multiline Terminal from the base cover, lift the Multiline Terminal to disengage
top tabs, turn it slightly counter clockwise to unlock lower tabs on base cover, and remove it.
Figure 4-30: Removing the Multiline Terminal from the Base Cover
Removing the Multiline Terminal from the WMU-UA Unit
To remove the Multiline Terminal from the WMU-UA Unit,...