Crestron AV2 & PRO2 2-Series Integrated Dual Bus Control System
ambient temperature of the rack environment may be greater than the room ambient
temperature. Contact with thermal insulating materials should be avoided on all sides
of the unit.
Rack Mounting The AV2 & PRO2 can be mounted in a rack or stacked with other equipment. Two
“ears” are provided with the AV2 & PRO2 so that the units can be rack mounted.
These ears must be installed prior to mounting. Complete the following procedure to
attach the ears to the unit. The only tool required is a #2 Phillips screwdriver.
WARNING: To prevent bodily injury when mounting or servicing this unit in a
rack, take special precautions to ensure that the system remains stable. The following
guidelines are provided to ensure your safety:
• When mounting this unit in a partially filled rack, load the rack from the
bottom to the top with the heaviest component at the bottom of the rack.
• If the rack is provided with stabilizing devices, install the stabilizers before
mounting or servicing the unit in the rack.
NOTE: If rack mounting is not required, rubber feet are provided for tabletop
mounting or stacking. Apply the feet near the corner edges on the underside of the
unit.
NOTE: Reliable earthing of rack-mounted equipment should be maintained.
Particular attention should be given to supply connections other than direct
connections to the branch circuit. (e.g., use of power strips).
To install the ears:
1. There are screws that secure each side of the AV2 & PRO2 top cover.
Using a #2 Phillips screwdriver, remove the three screws closest to the front
panel from one side of the unit. Refer to the diagram following step 3 for a
detailed view.
2. Position a rack ear so that its mounting holes align with the holes vacated
by the screws in step 1.
3. Secure the ear to the unit with three screws from step 1, as shown in the
following diagram.
Ear Attachment for Rack Mounting (this image shows a 1RU device)
USECOVER SCREWS
4. Repeat procedure (steps 1 through 3) to attach the remaining ear to the
opposite side.
Bussing Strip Installation The 2-Series integrated dual bus control system is supplied with two brass bussing
strips to facilitate commoning (linking) of multiple terminal block connections. The
Operations Guide – DOC. 5957B 2-Series Integrated Dual Bus Control System: AV2 & PRO2 • 11