VisuNet XT-9700, User Manual

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VisuNet XT 9700 Series
Field Maintenance and Repair
Vi
suNet
XT
9
700
Seri
es
43
7 Field Maintenance and Repair
7.1 Inspection
The VisuNet XT enclosure is watertight and dusttight with an Type 4x/IP66 enclosure rating.
Care must be taken to insure the enclosure is not damaged due to mishandling, etc. that could
compromise the seal.
The gaskets and seals are integral parts of the watertight seal. When removing a cover plate,
inspect the gasket or seal for defects before reinstalling the cover plate to insure the gasket
has not been damaged.
7.2 Field Serviceable Components
7.2.1 AC Power Supply Removal and Replacement
Remove the power supply by performing the following steps.
1. Loosen the ten (10) #4-40 captive screws securing the power supply cover plate in place.
See Figure 7.1 .
2. Pull the power supply straight out of the housing. See Figure 7.2.
3. Check the cover gasket for damage.
Note!
Do not open or remove any plates, covers, or connections that are not described in this
manual.
Caution!
Field maintenance procedures must be performed in a clean, non-hazardous environment free
of dust and contaminants. No maintenance shall be performed unless power is disconnected
from the unit. Remove power at the breaker box.
Caution!
While servicing the unit, make sure no liquids or dust particles penetrate the unit.
Caution!
Remove power to the unit before beginning this procedure.
This procedure must be performed in a clean, non-hazardous environment free of dust
and contaminants. Make sure no liquids or dust penetrate the unit.
It is highly recommended that the service technician be properly grounded using a
grounding strap during this procedure.
Note!
The power supply is attached to a mounting bracket, and the mounting bracket is attached to
the inside surface of the cover plate.