Black Box LGC120A-R2 User manual

LGC120A-R2 LGC125A-R2 LGC129A-R2
LGC121A-R2 LGC126A-R2 LGC130A-R2
LGC122A-R2 LGC127A-R2
LGC124A-R2 LGC128A-R2
Miniature Media Converter 10/100/1000 Switching
Connect Ethernet, Fast Ethernet, or Gigabit
Ethernet copper ports to 1000-Mbps multimode
duplex, single-mode duplex, or single-mode
single-strand fiber optic cable.

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TRADEMARKS USED IN THIS MANUAL
Black Box and the Double Diamond logo are registered trademarks of BB
Technologies, Inc.
Any other trademarks mentioned in this manual are acknowledged to be the
property of the trademark owners.

FCC and IC RFI Statements
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FCC and Industry Canada RF Interference Statements
Class A Digital Device. This equipment has been tested and found to comply
with the limits for a Class A computing device pursuant to Part 15 of the FCC
Rules. These limits are designed to provide reasonable protection against
harmful interference in a residential installation. However, there is no guarantee
that interference will not occur in a particular installation. This equipment
generates, uses, and can radiate radio frequency energy, and, if not installed and
used in accordance with the instructions, may cause harmful interference to radio
communications. If this equipment does cause harmful interference to radio or
telephone reception, which can be determined by turning the equipment off and
on, the user is encouraged to try to correct the interference by one of the
following measures:
•Reorient or relocate the receiving antenna.
•Increase the separation between the equipment and receiver.
•Connect the equipment into an outlet on a circuit different from that to which
the receiver is connected.
•Consult an experienced radio/TV technician for help.
CAUTION
Changes or modifications not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
To meet FCC requirements, shielded cables and power cords are required to
connect this device to a personal computer or other Class A certified device.
This digital apparatus does not exceed the Class A limits for radio noise emission
from digital apparatus set out in the Radio Interference Regulation of Industry
Canada.

Certifications
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Certifications
European Directive 2002/96/EC (WEEE) requires that any equipment that
bears this symbol on product or packaging must not be disposed of with
unsorted municipal waste. This symbol indicates that the equipment should
be disposed of separately from regular household waste. It is the
consumer’s responsibility to dispose of this and all equipment so marked
through designated collection facilities appointed by government or local
authorities. Following these steps through proper disposal and recycling will
help prevent potential negative consequences to the environment and
human health. For more detailed information about proper disposal, please
contact local authorities, waste disposal services, or the point of purchase for
this equipment.
Class 1 Laser product, Luokan 1 Laserlaite,
Laser Klasse 1, Appareil A’Laser de Classe

Table of Contents
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Table of Contents
Part Numbers......................................................................................................6
1.Specifications.........................................................................................7
2.Overview: About the Miniature Media Converter 10/100/1000
Switching................................................................................................8
3.Install the Miniature Media Converter 10/100/1000 Switching...............9
3.1Powering the Miniature Media Converter 10/100/1000 Switching.........9
4.Operation..............................................................................................10
4.1LED Operation......................................................................................10
5.Contacting Black Box...........................................................................11
6.Fiber Optic Cleaning Guidelines ..........................................................12
7.Electrostatic Discharge Precautions ....................................................13

Part Numbers
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Part Numbers
Part Number Description
LGC120A-R2 TX/SX-MM850-SC
LGC121A-R2 TX/LX-SM1310-SC
LGC122A-R2 TX/LX-SM1310/PLUS-SC
LGC124A-R2 TX/LX-SM1550/LONG-SC
LGC125A-R2 TX/SSLX-SM1310-SC (1310xmt/1550rcv)
LGC126A-R2 TX/SSLX-SM1550-SC (1550xmt/1310rcv)
LGC127A-R2 TX/SSLX-SM1310/PLUS-SC (1310xmt/1550rcv)
LGC128A-R2 TX/SSLX-SM1550/PLUS-SC (1550xmt/1310rcv)
LGC129A-R2 TX/SSLX-SM1490/LONG-SC (1490xmt/1550rcv)
LGC130A-R2 TX/SSLX-SM1550/LONG-SC (1550xmt/1490rcv)

Chapter 1: Specifications
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1. Specifications
AC Wall Adapter 100 to 240 ±10% VAC input, 5 VDC output, 2A
max.
Operating
Temperature +32°F to +122°F (0°C to +50°C)
Storage Temperature -31°C to +167°F (-35°C to +75°C)
Humidity 5% to 95% (non-condensing); 0 to 10,000 ft.
altitude
Ethernet
Connections 10/100/1000 BaseT, Auto Negotiation, Auto-Cross, Flow Control, 1536 MTU, Full Line-Rate
Forwarding
Dimensions 0.83”H x 1.80”W x 3.35”D (2.11 x 4.57 x 8.51 cm)

Chapter 2: Overview
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2. Overview: About the Miniature Media Converter 10/100/1000
Switching
The Miniature Media Converter 10/100/1000 Switching is a 10/100/1000
Auto Negotiating, switching miniature media converter. The fiber port always
operates at 1000 Mbps FDX; the copper port Auto Negotiates the connected
device’s speed and duplex mode: 10 Mbps, 100 Mbps or 1000 Mbps, and
HDX or FDX (including Flow Control).
The Miniature Media Converter 10/100/1000 Switching offers plug-and-play
operation, including the AutoCross feature which automatically selects
between a crossover work-station or pass-through repeater hub connection
depending on the connected device.

Chapter 3: Install the Miniature Media Converter 10/100/1000
Switching
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3. Install the Miniature Media Converter 10/100/1000 Switching
The Miniature Media Converter 10/100/1000 Switching installs in a Black Box
PowerTray 18-slot or can be used as a standalone media converter. As a
standalone, the Miniature Media Converter 10/100/1000 Switching uses a
universal external switching power cube with 100 – 240 ±10% VAC input and
5 VDC output.
3.1 Powering the Miniature Media Converter 10/100/1000 Switching
The Miniature Media Converter includes multiple powering options:
•A country-specific, high-reliability AC power adapter (included)
•The IEEE 802.3af Power over Ethernet standard; draws power from
power sourcing equipment
•PowerTray 18-slot for Rackmounting

Chapter 4: Operation
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4. Operation
4.1 LED Operation
Each module features diagnostic LEDs that provide information on features
and ports.
FX LNK/ACT Glows green when a link is established on the fiber port;
blinks green when activity is detected on the fiber port.
TX LNK/ACT Glows amber when a link is established on the copper port;
blinks amber when activity is detected on the copper port.