CommScope MRJ21 User manual

Instruction Sheet
1 of 3
To obtain information on CommScope®products,
contact your local CommScope®account
representative,PartnerPRO™NetworkPartner
or visitour websiteatwww.commscope.com
This product is covered by one or more U.S.patents
or their foreign equivalents. For patents, see
www.commscope.com /ProductPatent/ProductPatent.aspx
©2016 CommScope, Inc.
All RightsReserved
411-93026
Jan. 2017Rev D
Figure 1 (2153041-1 panel as shown. Use appropriate customer drawing for other panel views)
1. INTRODUCTION
MRJ21™10GbE 24-Port Patch Panels are designed to be mounted onto a standard 483mm [19in.]
Electronic Industries Alliance (EIA)rackor equipment cabinet as shown in Figure 1 and is designed to
be used with AMPTRAC™system.
24 ports
48 ports
2153040-1 With AMPTRAC
2153041-1 Without AMPTRAC
2153049-1 With AMPTRAC
2153046-1 Without AMPTRAC
Read these instructions thoroughly before starting installation.
NOTE All numerical values in this instruction sheet are in metric units [WITH U.S. customary units in
brackets]
NOTE These instructions assume that reader understand the operation of equipment and software
used with the AMPTRAC™system (not shown).
MRJ21™10G Patch Panels
12-24 Screw
(4 places)
Port
identification
(24 places)
1x8 RJ45 Connector
Assembly (3 places)
AMPTRAC™
Upgrade PCB
location
Port
identification
(24 places)
AMPTRAC™
Upgrade HDP-22
conn location
MRJ21™
Receptacle
(6 places)
Back of Patch Panel
Front of Patch Panel

411-93026
Rev D
2 of 3
2. DESCRIPTION
Each patch panel contains MRJ21™receptacles (one per 1 x 4 RJ45 connector assembly, RJ45 are
distributed in blocks of 8 jacks). The ports are identified by numbers printed on the front and on the
back of the panel.
3. INSTALLATION
3.1. Using the screws, mount the patch panel onto the rack, refer to Figure 1.
3.2. Plug a connector (fromthe trunk cable) into each MRJ21™receptacle (at the back of the patch
panel). Refer to Figure 2. Make sure to align the keying features of the connector and receptacle.
Ensure that the connector is fully seated, then using a small cross-recessed tipped screwdriver,
turn the jack screws of the connector clockwise and tighten to a maximum torque of
0.34Nm [3 lbf-in]
CAUTION To avoid damage to the connector, DO NOT over-tighten the jack screws. DO NOT use an
automatic screwdriver.
3.3. Install the bracket onto the rack is suggested, contact your sales representative for available
brackets. It is recommended to maintain a minimum bend radius during installation of 8 x cable
outer diameter (eight times cable diameter) and after installation a minimum of 4x cable outer
diameter (four times cable diameter)
NOTE For installation procedure for the wiring distribution bracket, referto Figure 2, back cable
manager instruction and references per your sales representative.
Figure 2
(1) WARNING National and local earthing (grounding) bonding and EMC regulations and procedures
shall be followed.
Connector Plugged
into MRJ21
receptacle (6 places)
Bracket (Ref)
Cable tie
Trunk Cable
EIA Rack (Ref)
Grounding
screw (1)
I/O Cable Connector
Plugged into HDP-22
Connector, only when
AMPTRAC™is applied
Front of
Patch Panel

411-93026
Rev D
3 of 3
4. TROUBLESHOOTING
For port-to-cable pair cross-reference,refer to Figure 3.
1x8 RJ45 Connector Assembly(Front of Patch Panel)
1x8 RJ45 Connector Assembly(Front of Patch Panel)
NOTE For Reference, Ports Labeled 1to 4of 24p panel are Shown
5. REPLACEMENT AND REPAIR
Patch panels are not repairable. DONOT use a patch panel with damaged or defective connectors
1 2 3 4 5 6 7 8
9 10 11 12 13 14 15 16
17 18 19 20 21 22 23 24
2
1
3
4