NEC Infoset 408 System Manual

InfoSet 408Issue 1A
System Manual4 - 9 6. To hang the telephone on the wall, place the grooves (located on the
bottom of the telephone) over the plastic stopper which has been
fastened to the wall.  If the telephone is difficult to mount you may
want to loosen the screws holding the stopper.     
7. Insert the other end of the telephone line cord into an RJ-11 jack.
Figure 4-8   Hanging the InfoSet Telephone on the Wall 

Issue 1AInfoSet 408
4 - 10Telephones
2.2 Wall Mounting the Electra Elite Telephones
Electra Elite telephones can be mounted on a wall using the base unit that
comes with the telephone or by using the WMU-U Unit to accommodate
adapters that are installed on the telephone. 
2.2.1 Wall Mounting using the Base Unit
1. Remove the hanger by sliding it out of the slot.  
2. Install it back in its original position so that the hanger
protrudes providing a rest for the handset.   (This procedure
applies when...

InfoSet 408Issue 1A
System Manual4 - 11 5. Insert the flat head screwdriver into A and press straight
down until the tab unlocks.
6. Lightly press the right side of leg shown as B and insert the
flat head screwdriver at C.  Press straight down until other
the tab unlocks.   
Figure 4-11   Unlocking the Tab on an Electra Elite Telephone
Figure 4-12 Releasing the Right Tab on an Electra Elite 
Telephone
Flat Head
Ta bAFlat Head
Ta bA
B CFlat Head
Screwdriver 

Issue 1AInfoSet 408
4 - 12Telephones 7. Open and remove the bottom cover by rotating it
counterclockwise.   
8. Press both sides of the base cover and turn it left to remove
it.
9. Rotate the base cover 180°, and install it again on the
telephone.
10. Remove the shaded base plate knockout with nippers.      
11. Assemble the base plate and base cover.
Figure 4-13 Removing Bottom Cover  on an Electra Elite 
Telephone
Figure 4-14 Removing the Knockout from an Electra Elite 
Telephone
Knockout 

InfoSet 408Issue 1A
System Manual4 - 13 12. Attach the base plate and base cover assembly (wide end
down) to the posts on the wall plate (user-provided).  Place
the screws (user-provided) in the nodes on the base plate
and secure the assembly to the wall.    
If using a modular jack instead of a wall plate, put the
modular jack inside the base unit.  Use the user-provided
screws to attach the base unit directly to the wall.    
Figure 4-15   Attaching the Base Plate to the Wall
Figure 4-16   Attaching...

Issue 1AInfoSet 408
4 - 14Telephones 13. Plug the line cord into the jack on the wall plate, 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.     
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 4-17   Plugging in the Line Cord using a Wall Jack
Figure...

InfoSet 408Issue 1A
System Manual4 - 15 14. 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 base of the telephone.   
15. Push up on the telephone and lock the top tabs on the base
cover into the tab slots on the base of the telephone.  Turn
the telephone slightly clockwise to interface with the base
cover.   
Figure 4-19 Attaching the Bottom Tabs of the Electra Elite 
Telephone to the Base Cover
Figure 4-20 Attaching...

Issue 1AInfoSet 408
4 - 16Telephones 16. When properly installed, the wall mounted telephone looks
similar to the one shown in the diagram.   

Do not adjust the tilt panel after the telephone is mounted
on the wall.   
2.2.2 Installing the Wall Mount Unit and Mounting the Telephone using
the WMU-U Unit
The WMU-U Unit is used for wall mounting when adapters are
installed on the Electra Elite telephones.
1. Remove the hanger by sliding it out of the slot.  
2. Install it back in its original position so...

InfoSet 408Issue 1A
System Manual4 - 17 5. Insert the flat head screwdriver into A and press straight
down until the tab unlocks.  (Refer to Figure 4-11 Unlocking
the Tab on an Electra Elite Telephone on page 4-11.0    
6. Lightly press the right side of leg shown as B and insert the
flat head screwdriver at C.  Press straight down until other
the tab unlocks.  (Refer to Figure 4-12 Releasing the Right
Tab on an Electra Elite Telephone on page 4-11.) 
7. Open and remove the bottom cover by rotating it...

Issue 1AInfoSet 408
4 - 18Telephones
    
11. Bundle the cord from the modular jack leaving about eight
inches.  Use a tie wrap to secure the bundled cord. 
12. Place the bundled line cord in the space between the
WMU-U Unit and the wall.  Lead the line cord out through
the slits.     
Figure 4-23   Removing the Tabs from the WMU-U Unit
Figure 4-24   Leading the Line Cord out of the WMU-U Unit
Cut
Cut
CutCut
Cut
DTU-32-1(BK)/(WH) TEL
DTU-32D-2(BK)/(WH) TEL DTU-8-1(BK)/(WH) TEL
DTU-8D-2(BK)/(WH) TEL...