IL380 Tek-CARE
®
NC150 & NC200 Manual • 13
Copyright © TekTone Sound & Signal Mfg., Inc. All Rights Reserved.
System Maintenance Instructions
Most of the equipment and parts used in the NC150N and NC200N Nurse Call Systems
are not user serviceable and cannot be replaced or repaired by the end user. Equipment
must be repaired by qualified service personnel only. Parts which are user serviceable
are listed in the following sections and their replacement explained.
NC150N, NC200N Master Stations
There are several user serviceable parts in the NC150N and NC200N Master Stations.
Only one of these parts is electrically operated. The user serviceable parts and
replacement procedures are explained bel)ow.
Refer to
Figure 8
to identify replacement switch parts. A full list of replacement parts
and numbers appears in the
Replacement Parts
section.
Selector Lamp/Switch Lens Replacement:
• Remove lens by squeezing top and bottom together and pulling away from panel.
• Replace with same color lens by pushing new lens towards panel. The lens should
snap into place on the selector lamp/switch knob with a noticeable click.
Selector Lamp/Switch Filter Identification:
• Remove lens by squeezing top and bottom together and pulling away from panel.
• Remove white filter by lifting it out of selector lamp/switch knob.
• Identify filter by room number or other means using dry transfer lettering,
labels, or other similar methods. Be sure identified filter is replaced in knob so
that lettering is readable right side up.
Defective Lamp Replacement:
• Remove lens and filter by method described above.
• Using needle-nosed pliers, tweezers or similar tool, pull lamp out of socket by
gripping lamp at sides and moving it from side to side as it is pulled away from
the panel.
WARNING: Do not squeeze too tightly, or it will break.
• Replace lamp by holding with tool and pushing into socket. Be sure lamp is turned
so that the base is lined up with the slot in the socket. Lamp must be pushed in
below the level of the filter.
• Push test button to make sure lamp has been placed in socket properly. If lamp
does not light, try pressing more firmly into socket. If lamp still does not light,
repeat steps above with new lamp until one works properly.
• Replace lens and filter in lamp/switch knob as previously described.
Defective Handset Replacement:
• To remove handset from panel, grip end of modular plug on the handset cord
firmly and squeeze until cord is easily pulled straight away from panel.
• To replace handset, hold end of plug on the handset cord, squeeze and push
straight into jack on panel. Release and plug will click into place.
• To test handset, initiate a call to a remote station. The handset should operate
as described above.
