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Rack Installation & System Setup
The Precis SD Distribution Matrix enclosure can be mounted in a standard EIA 19 in. (48.26 cm) rack.
Rack installation ears are included, and directions for attaching the rack ears are included in the rack
installation instructions (page 18).
Important: The system requires at least one empty rack unit above and below the enclosure to allow
adequate airflow; three empty rack units are recommended.
Required items for rack installation:
Optional items for rack installation:
Installation Recommendations
Precis SD Instruction Manual
Enclosure
Standard EIA 19 in. (48.26 cm) rack
Rack ears (with 8 screws per set)
Screwdriver
Screws that fit your rack for mounting the enclosure(s)
Power cord
Surge-protector – highly recommended
A laptop computer or PC with a null modem cable
(for communication with the Precis SD via its CONTROL port)
Write the system's serial number in an easily accessible location before installing the Precis SD
in a rack. The system's serial number is located in two places on the enclosure; on the left rear
and on the left side of the enclosure (near the power receptacle).
Use an earth-grounded power cord / system with the Precis SD.
Attach all power cords to a single surge protector and/or an AC line conditioner.
Apply power to the Precis SD enclosure before applying power to the system's source and
destination devices.
Installation & Setup
17
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