
RT300-145 RJ-45 RETRACTABLE CABLE User’s Guide
Welcome!
Thank you for purchasing the MINI-ME™ RT300-145 RJ-45
retractable cable. We know you will find it easy to install, easy to
use and easy to maintain.
Our goal is to provide our customers with unique Signal
Management Solutions® for Audio Visual applications.
1. Precautions and Safety Warnings
Please read this manual carefully before using MINI-ME RT300145 RJ-45 Cable Retractor. Keep this manual handy for future
reference. These safety instructions are to ensure the long life of
your cable retractor and to prevent fire and shock hazards.
1.1 General
The RT300-145 does not contain any user serviceable
parts inside.
Do not disassemble the unit. RT300-145 contains high-
tension spring that can uncoil rapidly causing cutting
hazard.
Only qualified Altinex service personnel is allowed to
perform cable retractor repairs. Removal of the warranty
sticker will void the warranty.
2. Installation Procedures
Step 1 Mount the RT300-145 onto the AC200-125 or AC221-125
mounting bracket and secure it with the four 4x40 screws
provided.
Step 2 Slide mounting bracket onto the CNK200 or CNK221 exterior hooks
and secure the thumbscrews with the wing nuts provided by the
accessories.
Step 3 Feed retractable cable through the bottom of the CNK unit and the
faceplate.
Step 4 Connect the fixed cable to a display or a switcher
Step 5 Refer to CNK200 or CNK221 user guide for installation instructions.
3. Limited Warranty/Return Policies
Please visit Altinex website at www.altinex.com for details on warranty and
return policies. If you have any questions, please call us at 1-800-ALTINEX or
714-990-2300.
1.2 Installation
Use the RT300-145 RJ-45 cable retractor in a dry area
away from dust and moisture.
Do not place the RT300-145 RJ-45 cable retractor in direct
sunlight, near heaters or heat-radiating appliances, or near
any liquid. Exposure to direct sunlight, heat, and moisture
will damage internal precision components.
Handle the RT300-145 RJ-45 cable retractor with care.
Dropping, straining, or shaking can damage internal
components.
Do not place heavy objects on top of the RT300-145 RJ-45
cable retractor.
Follow installation instructions RT300-145 for optimum
performance.
1.3 Cleaning
Clean surfaces with a dry or slightly damp cloth. Do not use
detergents or solvents.
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RT300-145 User’s Guide
Mounting holes with
4x40 threads are
provided
AC200-125 for
CNK200
AC221-125 for
CNK221
End of the cable pull
force
Max 10lb (+2lb)
(Damage may occur if
customer forces retract past
the end of cable)
RT300-145 RJ-45
Retractable Cable
36AWG wires,
32AWG coaxes
4. Technical Specification
Specifications are subject to change. Please visit www.altinex.com for up-to-date specification
Table 3 RT300-145 Electrical Specifications
Table 1 RT300-145 General Specifications
Table 2 RT300-145 Mechanical Specifications
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RT300-145 User’s Guide
5. The MINI-ME RT300-145 RJ-45 Retractable Cable features
Convenient, easy to install cable retraction system for
CNK200, CNK221 interconnect box and stand alone
Simple operation for AV connectivity
RJ-45 compliant coaxial cable
CNK200 supports four MINI-ME RT300-145 units
CNK221 supports two MINI-ME RT300-145 units
Tested to 10,000 retracts
The RT300-145 offers a solution for managing RJ-45 cables. The cable assembly was designed to provide optimum
performance . The RT300-145 has 4.0 ft of retractable cable and 4 ft of the fixed length cable. The cable and the retractor
has been tested to over 10,000 extensions/retractions. The AC200-125 and AC221-125 mounting hardware securely
mounts the cable retractors to CNK200 and CNK221 table top units.
AC200-125 mounting bracket for the CNK200
AC221-125 mounting bracket for the CNK221
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RT300-145 User’s Guide
6. Application Diagram
Diagram 1: Typical RT300-145 Installation and use
Diagram 2: Retractor Side Dimensions
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RT300-145 User’s Guide
Diagram 3: Front Dimensions
Diagram 4: Mounted on a CNK200 Front View
Diagram 5: Mounted on a CNK200 Side View
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Diagram 6: Mounted on a CNK221 Front View
7. Operation
Diagram 7: Mounted on a CNK221 Side view
7.1 Accessing the RT300-145 RJ-45 Retractable
Cable
After proper installation, no further configuration is
needed. To connect, simply open the CNK bezel and
pull on the cable. Connect to desired source. When
finished, disconnect the source and automatically the
cable will retract back into the bezel.
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RT300-145 User’s Guide
8. Troubleshooting Guide
The RT300-145 RJ-45 Retractable Cable supplied was
carefully tested and no problems were detected.
However, we would like to offer the following
suggestions:
Please make sure that the highest quality cables are
used in addition to the retractable cable.
Make sure that no cable or power cord is damaged or
pinched. If there has been damage, do not use the
CNK200 or the retractable cable. Please call the Altinex
Customer Service Department at (714) 990-2300 to
have the unit repaired.
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