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Active data pins

Configurable per customer requirement

Optical Specifications
Fiber optic budget (point to
point)
Fiber optic budget (ring)
    3 unit ring
    4 unit ring
Peak power wavelength
Fiber optic connectors

12 dB (typical)

10 dB (typical)

8 dB (typical)

820 nanometers

two ST style

Power requirements

90 to 250 VAC at 50 to 60 Hz

Power supply type

External

Dimensions

1.75" x 19" (1U)

Warranty

Three years

SAFETY

SAFETY

Note: READ THIS FIRST

1.

 

Do not look into any fiber optic connection or fiber optic cable.

2.

 

Do not connect GEMINI EXPRESS MULTIPLEXER to any type of public
network.

3.

 

Do not connect any outdoor cabling to the GEMINI EXPRESS
MULTIPLEXER without proper lightning protection.

4.

 

Do not use unauthorized power supplies or cables.

5.

 

Do not connect to non-5250 protocol devices.

6.

 

Do not disassemble or modify the power supply and its cables.

7.

 

Disconnect all cables prior to configuration.

8.

 

Devices attached to the UTP network must comply with the voltage and
current limits for Class 2 Power-Limited Signal Circuits as defined by article
725 of the National Electrical Code and Section 16 of the Canadian Electrical
Code.

9.

 

For your safety, receptacles must be properly wired and grounded.

10.

 

Never attempt to service equipment connected to the data cable network or
the grounded receptacle during an electrical storm.  Exposure to lethal
voltages may occur when lightning is present.

The following FCC statement applies to the NLynx GEMINI EXPRESS
MULTIPLEXER.

Federal Communications Commission (FCC) Statement
Note:

  This equipment has been tested and found to comply with the limits for a

Class A digital device, pursuant to Part 15 of the FCC Rules.  These limits are
designed to provide reasonable protection against harmful interference when the
equipment is operated in a commercial environment.  This equipment generates,
uses, and can radiate radio frequency energy and, if not installed and used in
accordance with the instruction manual, may cause harmful interference to radio
communications.  Operation of this equipment in a residential area is likely to
cause harmful interference, in which the user will be required to correct the
interference at his own expense.  Unauthorized changes or modifications could
void the user’s authority to operate the equipment.

This device complies with Part 15 of the FCC Rules.  Operation is subject to the
following two conditions:  (1) this device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that
may cause undesired operation.

Summary of Contents for Gemini Express

Page 1: ...GEMINI EXPRESS MULTIPLEXER User s Guide Document 400 2601 01 Rev C October 2002...

Page 2: ...ly or in combination with other equipment These warranties shall become void where it is determined at the sole discretion of NLynx that the product has been exposed to excessive physical or operation...

Page 3: ...operly wired and grounded 10 Never attempt to service equipment connected to the data cable network or the grounded receptacle during an electrical storm Exposure to lethal voltages may occur when lig...

Page 4: ...follows 62 ft per category 3 interconnect for 1X 38 ft per category 3 interconnect for 2X 16 ft per category 5 interconnect for 1X 11 ft per category 5 interconnect for 2X Cable distances over 1000 m...

Page 5: ...xpress LED is normal Express LED on without data activity If the host is disconnected during an express connection the express LED remains on INTRODUCTION INTRODUCTION This user s manual presents the...

Page 6: ...plication with all Multiplexers in one room interconnected with fiber optic jumpers Verify the application with a host port and a terminal 3 Search through the common problems and possible causes prov...

Page 7: ...request The factory default setting is Pins 4 5 Different configurations will be indicated on the label on the bottom of the unit IDENTIFICATION LABEL The active pair may be re configured by performin...

Page 8: ...side GEMINI EXPRESS MULTIPLEXER as follows SWITCH 1 OFFSWITCH 2 ON for a point to point application or SWITCH 1 OFFSWITCH 2 OFF for a ring application 2 The MULTIPLEXER is designed for a 19 rack The...

Page 9: ...Connect the host ports to the GEMINI EXPRESS MULTIPLEXER ports WARNING DO NOT LOOK INTO ANY FIBER OPTIC CONNECTOR OR FIBER OPTIC CABLE 4 The GEMINI EXPRESS MULTIPLEXER has ST style fiber optic connect...

Page 10: ...8 GXM8 SYSTEM 3X PATCH PANEL STAR 62 5 micron multimode fiber UTP cabling WALL PLATE Balun T cable Up to 8 Twinax Ports ASF Baluns FIBER OPTIC BACKBONE FIBER OPTIC BACKBONE MULTIPLEXER MULTIPLEXER MUL...

Page 11: ...us section Typically fiber optic cables star out from a central location Therefore a ring is created by interconnecting the fiber optic star segments at the central location This technique is known as...

Page 12: ...aluns See below for GXM 0 1 2 3 7 6 5 4 PORT POLLING GROUP ASSIGNMENTS ON THE TWINAX BRICK FOR THE NEW AS 400 WSC WITH SPLIT POLLING FEATURE ASF BALUN ASF BALUN ASF BALUN ASF BALUN ASF BALUN ASF BALUN...

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