Chapter 2 Installing the Cisco ONS 15501

DC Power Connection

Warning Invisible laser radiation may be emitted from the end of the unterminated fiber cable or connector. Do not stare into the beam or view directly with optical instruments. Viewing the laser output with certain optical instruments (for example, eye loupes, magnifiers, and microscopes) within a distance of 100 mm may pose an eye hazard. Use of controls or adjustments or performance of procedures other than those specified may result in hazardous radiation exposure.

To connect the customer-supplied optical fiber cable to the SC/UPC optical ports, follow these steps:

Step 1 Connect the input optical fiber cable to the input connector (see Figure 2-2). Avoid making sharp bends in the cable.

Step 2 Connect the output optical fiber cable to the output connector (see Figure 2-2). Avoid making sharp bends in the cable.

Figure 2-2 Cisco ONS 15501 Optical Connections

1

2

 

 

 

 

 

RS-232

 

 

 

POWER

 

 

 

 

FAIL

 

-48V RET

-48V RET

 

LOS

 

 

 

INVISIBLE LASER RADIATION.

 

 

 

 

DO NOT VIEW DIRECTLY WITH

 

 

 

 

OPTICAL INSTRUMENTS.

Cisco ONS 15501

 

 

 

CLASS 1M LASER PRODUCT.

ALARM OUT

LAN

 

 

 

 

68379

3

DC connectors shown

with cover removed

 

1

2

Output monitor

3 Output connector

Input connector

DC Power Connection

The section describe how to ground the chassis and then connect DC power to it.

Caution Check the power at your site to ensure that you are receiving clean power (free of spikes and noise). Install a power conditioner, if necessary, to ensure proper voltages and power levels in the source voltage.

Caution Use only the hardware provided with the Cisco ONS 15501. Failure to use the provided hardware may result in unintended damage. If hardware is lost, contact Cisco Systems for a replacement.

Caution The protective cover for the DC power terminals should be installed at all times when the equipment is energized, except for any necessary maintenance or troubleshooting.

 

Cisco ONS 15501 User Guide

2-4

78-14134-02, Release 2.0

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Cisco Systems manual DC Power Connection, Cisco ONS 15501 Optical Connections