Crestron RMK-3U User manual

Crestron RMK-3U, -4U, -5U
RackMountShelf
InstallationGuide

This document was prepared and written by the Technical Documentation department at:
Crestron Electronics, Inc.
15 Volvo Drive
Rockleigh, NJ 07647
1-888-CRESTRON
All brand names, product names and trademarks are the property of their respective owners.
©2006 Crestron Electronics, Inc.

Crestron RMK-3U, -4U, -5U Rack Mount Shelf
Contents
Rack Mount Shelf: RMK-3U, -4U, and -5U 1
Introduction ...............................................................................................................................1
Features and Functions................................................................................................1
Specifications ..............................................................................................................2
Physical Description....................................................................................................2
Assembly and Installation..........................................................................................................4
Assembly.....................................................................................................................4
Installation...................................................................................................................4
Problem Solving ........................................................................................................................6
Further Inquiries..........................................................................................................6
Future Updates ............................................................................................................6
Return and Warranty Policies....................................................................................................7
Merchandise Returns / Repair Service ........................................................................7
CRESTRON Limited Warranty...................................................................................7
Installation Guide – DOC. 6475 Contents •i

Crestron RMK-3U, -4U, -5U Rack Mount Shelf
Rack Mount Shelf:
RMK-3U, -4U, and -5U
Introduction
Features and Functions
Supplied Components
DESCRIPTION PART
NUMBER QTY
Left rack bracket (3U) 2014915 1
Right rack bracket (3U) 2014916 1
Left rack bracket (4U) 2014913 1
Right rack bracket (4U) 2014914 1
Left rack bracket (5U) 2014911 1
Right rack bracket (5U) 2014912 1
Stop bracket 2014917 2
Screw, 08-32x½, zinc plated steel, Phillips, pan head 2007272 8
Screw, 06-32x3/8, black oxidized steel, button head 2007232 6
Screw, 06-32x3/8, zinc plated steel, Phillips, pan head 2007229 4
Platform 4501024 1
Faceplate – 3U 2015203 1
Faceplate – 4U or 5U 2014910 1
Installation Guide (this guide) 2014922 1
• 19” black, steel, rack-mountable shelves
• Available in 3U, 4U, and 5U sizes
• Simple assembly required prior to installation and use
• Designed to accommodate various devices used in a Crestron®system
Installation Guide – DOC. 6475 Rack Mount Shelf: RMK-3U, -4U, -5U •1

Rack Mount Shelf Crestron RMK-3U, -4U, -5U
Specifications
Specifications for the RMK-3U, -4U, and -5U are listed in the following table.
RMK-3U, -4U, and -5U Specifications
SPECIFICATION DETAILS
Construction Black, 19” rack mountable
Dimensions (fully assembled)
Height
Width
Depth
3U – 5.22 in (13.26 cm)
4U – 6.97 in (17.70 cm)
5U – 8.72 in (22.15 cm)
19.00 in (48.26 cm)
17.25 in (43.82 cm)
Weight 3U – 8.6 lbs (3.9 kg)
4U – 10.2 lbs (4.6 kg)
5U – 10.6 lbs (4.8 kg)
Maximum load 47.5 lbs (21.38 kg)
Physical Description
An assembled view of the RMK-5U, with generic chassis mounted, is shown in the
following illustration.
RMK-5U Physical View
2 •Rack Mount Shelf: RMK-3U, -4U, -5U Installation Guide – DOC. 6475

Crestron RMK-3U, -4U, -5U Rack Mount Shelf
RMK-3U, -4U, -5U Overall Dimensions
17.65 in
(44.83 cm)
17.25 in
(43.82 cm)
19.00 in
(48.26 cm)
RMK-5U: 8.72 in
(22.15 cm)
RMK-4U: 6.97 in
(17.70 cm)
RMK-3U: 5.22 in
(13.26 cm)
(Shown)
Installation Guide – DOC. 6475 Rack Mount Shelf: RMK-3U, -4U, -5U •3

Rack Mount Shelf Crestron RMK-3U, -4U, -5U
Assembly and Installation
Assembly
The Rack Mount Shelf requires assembly prior to installation and use.
Required Tools • #1 Phillips screwdriver
Refer to the following illustration and perform the steps below to assemble the unit.
Rack Mount Shelf Assembly
Left Bracket
Right Bracket
Platform
Screw, 6-32x3/8 (Qty 4)
Screw, 8-32x1/2 (Qty 8)
Stop Bracket (Qty 2)
Stop Bracket Forward Position
1. Use a #1 Phillips screwdriver and four 6-32x3/8-inch screws supplied to
attach the two stop brackets on the platform, in the appropriate location for
the chassis that is to be installed (either in the rear position as shown, or in
the forward position indicated).
2. Use the #1 Phillips screwdriver and the eight 8-32x1/2-inch screws supplied
to attach the left and right brackets to the platform.
Installation
Required Tools • 5/64” Allen wrench
Install the assembled Rack Mount Shelf into a rack prior to placing and securing a
device on the platform. Perform the following steps and refer to the associated
illustration as necessary.
1. Use appropriate rack mounting hardware and tools (not supplied) to install
the Rack Mount Shelf into the rack. Observe standard safety precautions.
2. Place the chassis of the unit being rack mounted in position on the platform
and slide it back against the stop brackets.
4 •Rack Mount Shelf: RMK-3U, -4U, -5U Installation Guide – DOC. 6475

Crestron RMK-3U, -4U, -5U Rack Mount Shelf
Installation of Chassis into Rack Mount Shelf
3. To secure the chassis in position, attach the faceplate using the 5/64” Allen
wrench to install and tighten the six supplied 6-32x3/8-inch button head
screws as shown below.
Attach Faceplate to Secure Chassis in Rack
Installation Guide – DOC. 6475 Rack Mount Shelf: RMK-3U, -4U, -5U •5

Rack Mount Shelf Crestron RMK-3U, -4U, -5U
Problem Solving
Further Inquiries
If you cannot locate specific information or have questions after reviewing this
guide, please take advantage of Crestron's award winning customer service team by
calling the Crestron corporate headquarters at 1-888-CRESTRON [1-888-273-7876].
For assistance in your local time zone, refer to the Crestron website
(http://www.crestron.com/) for a listing of Crestron worldwide offices.
You can also log onto the online help section of the Crestron website to ask
questions about Crestron products. First-time users will need to establish a user
account to fully benefit from all available features.
Future Updates
As Crestron improves functions, adds new features, and extends the capabilities of
the Rack Mount Shelf, additional information may be made available as manual
updates. These updates are solely electronic and serve as intermediary supplements
prior to the release of a complete technical documentation revision.
Check the Crestron website periodically for manual update availability and its
relevance. Updates are identified as an “Addendum” in the Download column.
6 •Rack Mount Shelf: RMK-3U, -4U, -5U Installation Guide – DOC. 6475