Cisco 6015 Manuale per l'uso e la cura

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Cisco Systems, Inc., 170 West Tasman Drive, San Jose, CA 95134-1706 USA

Cisco 6015 DSL Interface Module FRU

Installation and Replacement Notes

Product Number: 6015-48XDSL-I/F=

This document provides an overview of and installation and replacement procedures for the Cisco 6015

digital subscriber line (DSL) interface module. The DSL interface module is a field-replaceable

unit (FRU).

Warning

Only trained and qualified personnel should be allowed to install, replace, or service this equipment.

Contents

This document includes the following sections:

•Introduction, page 2

•Part and Tool Requirements, page 4

•General Safety Precautions and Maintenance Guidelines, page 5

•Removing and Installing the DSL Interface Module, page 11

•Standards and Certifications, page 15

•Related Documentation, page 16

•Obtaining Documentation, page 16

•Obtaining Technical Assistance, page 17

Introduction OL-2186-01

Introduction

The DSL interface module enables you to

•Connect the Cisco 6015 to a POTS splitter in a Cisco 6015 with a POTS splitter configuration

•Connect the Cisco 6015 to the MDF or enclosure protection block in a Cisco 6015 without a POTS

splitter configuration

Figure 1 shows the location of the DSL interface module in the Cisco 6015 chassis.

Figure 1 DSL Interface Module Location in the Cisco 6015 Chassis

1NI-2 card 5xDSL line cards (slots 4 to 6)

2I/O1module

1. I/O = input/output

6xDSL line cards (slots 1 to 3)

3DSL interface module 7Fan module

4DC PEM2

2. PEM = power entry module

LNK

XCRITICAL

MAJOR

MINOR

POWER

STATUS

ACTIVE

FAN 1

FAN 2

ALARMS

ACO

RESET

ACT

DS3 1

T1/E1 2

T1/E1 3

T1/E1 4

T1/E1 5

T1/E1 6

T1/E1 7

T1/E1 8

T1/E1 9

NI-2

DS3+T1/E1 IMA

CAP

ACTIVE

STATUS

4X FLEXI

DMT

G.LITE

CAP

ACTIVE

STATUS

4X FLEXI

DMT

G.LITE

CAP

ACTIVE

STATUS

4X FLEXI

DMT

G.LITE

CAP

ACTIVE

STATUS

4X FLEXI

DMT

G.LITE

CAP

ACTIVE

STATUS

4X FLEXI

DMT

G.LITE

CAP

ACTIVE

STATUS

4X FLEXI

DMT

G.LITE

FAN 1 FAN 2

DS3 + T1 I/O - 6015

2345

678

DC PEM - 6015

PWR 48/60V

RTN

42365

Introduction

OL-2186-01

Introduction

Figure 2 shows a close-up of the DSL interface module faceplate.

Figure 2 DSL Interface Module Faceplate

The Cisco 6015 chassis follows the FCC part 68 industry standard convention for Tip and Ring

connections on the twisted pairs of the 50-pin Champ connector. The Champ connectors are pinned out

to accommodate quad-port or octal-port xTU-C line cards. If you are not currently using octal-port

xTU-C line cards but plan to in the future, Cisco recommends that you use Champ cables that can

accommodate higher density line cards. Refer to the Cisco 6015 Hardware Installation Guide for port

mapping tables.

Table 1 lists the specifications for the DSL interface module.

150-pin Champ connector for DSL slots 1

through 3 450-pin Champ connector for DSL slots 4

through 6

2Cable tie-downs 5Extraction handle

3Screws to secure the DSL interface module to

the chassis

42373

DSL SLOTS 4–6

DSL SLOTS 1–3

Table 1 DSL Interface Module Speciﬁcations

Specification Description

Dimensions Height: 1.375 in. (3.493 cm)

Depth: 9.375 in. (23.813 cm)

Width: 3.375 in. (8.573 cm)

Weight 0.71 lb (0.32 kg)

Data connectors Two 50-pin Champ connectors

Power consumption Not applicable.

Minimum software and

network management

requirement

Cisco IOS—Release 12.1(4)DA

CDM1—Release 3.2 (optional)

1. CDM = Cisco DSL Manager

Part and Tool Requirements OL-2186-01

Part and Tool Requirements

Table 2 lists the tools and equipment that you need to install and remove a DSL interface module.

Table 2 Tool and Equipment Requirements Checklist

Check Tools and Equipment

Hardware Components and Cables

DSL interface module.

Equipment necessary for ESD protection—You need this equipment whenever you handle

Cisco chassis, modules, and cards.

One of the following cables for POTS splitter connections.

•Wye-cable for DSL interface module to Corning Cable Systems POTS splitter

connection (72-1973-01) or equivalent.

•Wye-cable for DSL interface module to ADC POTS splitter connection (72-1973-01)

or equivalent.

•24 AWG, 25-twisted pair, solid core shielded telco cable with shielded RJ21X

(Champs) connector.

Note The wye-cable is used only with quad-port xTU-C line cards.

Unshielded cable cannot be used in an FCC/CISPR Class B

compliance environment. If unshielded cable is used for FCC Class A or EN55022

Class A compliance, ferrites are needed.

24 AWG, 25-twisted pair, solid core shielded telco cable with shielded RJ21X (Champs)

connector2for MDF connections.

Note If unshielded cable is used for FCC Class A or EN55022 Class A compliance,

ferrites are needed.

Ferrites that yield an impedance of 53 ohms at 25 MHz and 177 ohms at 100 MHz are to be

used under the following conditions:

•Cisco 6015 to POTS splitter connection — If unshielded cable is used for FCC Class A

or EN55022 Class A compliance, ferrites are needed.

•Cisco 6015 to MDF — If unshielded cable is used for FCC Class A or EN55022 Class A

compliance, ferrites are needed.

Equipment necessary for ESD protection—You need this equipment whenever you handle

Cisco chassis, modules, and cards.

Tools

Phillips-head or flat-head screwdriver.

Two Champ connector screws.

Tie wraps.

Software Components

Cisco IOS or CDM

Note See Table 1 for minimum software and network management release requirements.

General Safety Precautions and Maintenance Guidelines

OL-2186-01

General Safety Precautions and Maintenance Guidelines

This section describes the following areas:

•General Safety Precautions, page 5

•General Maintenance Guidelines, page 10

•Preventing Electrostatic Discharge Damage, page 10

General Safety Precautions

Before working on the equipment, be aware of standard safety guidelines and the hazards involved in

working with electrical circuitry to prevent accidents. Adhere to the following cautions and warnings

and those throughout the guide for safe and hazard-free installation.

Note To see translations of the warnings that appear in this publication, refer to the Regulatory Compliance

and Safety Information for the Cisco 6015 System document that accompanied this product.

Caution Before you start the installation procedures, read the entire document for important information and

safety warnings.

Caution Proper ESD protection is required whenever you handle Cisco equipment. Installation and

maintenance personnel should be properly grounded by means of grounding straps to eliminate the

risk of ESD damage to the equipment. Equipment is subject to ESD damage whenever it is removed

from the chassis.

Caution If fuses are already installed in the fuse and alarm panel, remove them. You can replace the fuses after

the system is installed. Do not power up the system while you install and connect the system.

Caution If the power connections are improperly connected and power is applied while the cards are installed,

the cards and chassis could be damaged.

Caution It is important that the chassis cooling fans run continuously while the system is powered.

Caution Any card that is only partially connected to the backplane can disrupt system operation.

Warning

This warning symbol means

danger

. You are in a situation that could cause bodily injury. Before you

work on any equipment, be aware of the hazards involved with electrical circuitry and be familiar

with standard practices for preventing accidents.

General Safety Precautions OL-2186-01

General Safety Precautions and Maintenance Guidelines

Warning

This unit is intended for installation in restricted access areas. A restricted access area is where

access can only be gained by service personnel through the use of a special tool, lock and key, or

other means of security, and is controlled by the authority responsible for the location.

Warning

Only trained and qualified personnel should be allowed to install, replace, or service this equipment.

Warning

To prevent personal injury or damage to the chassis, never attempt to lift or tilt the chassis using the

handlesontheportadapters;thesetypesofhandlesarenotdesignedtosupporttheweightoftheunit.

Lift the unit only by grasping the chassis underneath its lower edge.

Warning

Never

attempt to lift the chassis with the handles on the power supplies or the switching modules.

These handles are not designed to support the weight of the chassis. Using them to lift or support the

chassis can result in severe damage to the equipment and serious bodily injury.

Warning

Before opening the chassis, disconnect the telephone-network cables to avoid contact with

telephone-network voltages.

Warning

To prevent bodily injury when mounting or servicing this unit in a rack, you must take special

precautionstoensurethatthesystemremains stable. Thefollowingguidelinesareprovided to ensure

your safety:

—This unit should be mounted at the bottom of the rack if it is the only unit in the rack.

—When mounting this unit in a partially filled rack, load the rack from the bottom to the top with the

heaviest component at the bottom of the rack.

—If the rack is provided with stabilizing devices, install the stabilizers before mounting or servicing

the unit in the rack.

Warning

Removing I/O cards, CPU cards, fans, and power supplies can expose you to high-energy

(high-amperage) circuits and possible ejection of molten metal or to the shock hazard of telephony

circuit voltages. Be sure to remove all rings, watches, and other jewelry from fingers, wrists, and

arms before removing panels and devices.

Warning

Use extreme care when removing or installing connectors so that you do not damage them.

Warning

Use copper conductors only.

General Safety Precautions

OL-2186-01

General Safety Precautions and Maintenance Guidelines

Warning

A readily accessible two-poled disconnect device must be incorporated in the fixed wiring.

Warning

You are in a situation that could cause bodily injury. Before you work on any equipment, be aware of

the hazards involved with electrical circuitry and be familiar with standard practices for preventing

accidents.

Warning

Never install telephone wiring during an electrical storm.

Warning

Do not reach into a vacant slot or chassis while you install or remove a card, a module, or a fan.

Exposed circuitry could constitute an energy hazard.

Warning

Blank faceplates and cover panels serve three important functions: they prevent exposure to

hazardous voltages and currents inside the chassis; they contain electromagnetic interference (EMI)

that might disrupt other equipment; and they direct the flow of cooling air through the chassis. Do not

operate the system unless all cards, faceplates, front covers, and rear covers are in place.

Warning

Never defeat the ground conductor or operate the equipment in the absence of a suitably installed

ground conductor. Contact the appropriate electrical inspection authority or an electrician if you are

uncertain that suitable grounding is available.

Warning

When installing the unit, the ground connection must always be made first and disconnected last.

Warning

For personal safety, the ground wire must connect to safety (earth) ground at both the equipment and

supply side of the DC wiring (unless the local electrical code requirements are different).

Warning

This equipment needs to be grounded. Use a green and yellow 12 to 14 AWG ground wire to connect

the host to earth ground during normal use.

Warning

Incorrect connection of this or connected equipment to a general purpose outlet could result in a

hazardous situation.

Warning

Read the installation instructions before you connect the system to its power source.

Warning

Do not work on the system or connect or disconnect cables during periods of lightning activity.

General Safety Precautions OL-2186-01

General Safety Precautions and Maintenance Guidelines

Warning

Use caution when installing or modifying telephone lines.

Warning

To reduce the risk of fire, use only No. 26 AWG or larger telecommunication line cord.

Warning

Secure all power cabling when installing this unit to avoid disturbing field-wiring connections.

Warning

Before working on a system that has an on/off switch, turn OFF the power and unplug the power cord.

Warning

This equipment will be inoperable when main power fails.

Warning

The power supply circuitry for the equipment can constitute an energy hazard. Before you install or

replace the equipment, remove all jewelry (including rings, necklaces, and watches). Metal objects

can come into contact with exposed power supply wiring or circuitry inside the equipment. This

could cause the metal objects to heat up and cause serious burns or weld the metal object to the

equipment.

Warning

Before working on a chassis or working near power supplies, unplug the power cord on AC units;

disconnect the power at the circuit breaker on DC units.

Warning

Do not touch the power supply when the power cord is connected. For systems with a power switch,

line voltages are present within the power supply even when the power switch is off and the power

cord is connected. For systems without a power switch, line voltages are present within the power

supply when the power cord is connected.

Warning

Ultimate disposal of this product should be handled according to all national laws and regulations.

Warning

This chassis must be installed in a rack that is secured to the building structure.

Warning

Make sure that your equipment rack is properly ventilated.

Warning

The ports labeled “CNSL,” “AUX,” “ENET,” “Tx,” and “Rx (DS3)” are safety extra-low voltage (SELV)

circuits. SELV circuits should only be connected to other SELV circuits. Because the Basic Rate

Interface (BRI) circuits are treated like telephone-network voltage (TNV), avoid connecting the SELV

circuit to the TNV circuits.

General Safety Precautions

OL-2186-01

General Safety Precautions and Maintenance Guidelines

Warning

Thisequipment is to beinstalled and maintained byservice personnel onlyas definedbyAS/NZS 3260

Clause 1.2.14.3 Service Personnel.

Warning

Network hazardous voltages are present in the T1 PRI cable. If you detach the cable, detach the end

away from the router first to avoid possible electric shock. Network hazardous voltages are also

present in the area of the T1 PRI (RJ-48C) ports, regardless of whether power is off or on.

Warning

The telecommunications lines must be disconnected 1) before unplugging the main power connector

or 2) while the housing is open.

Warning

Never install telephone jacks in wet locations unless the jack is specifically designed for wet

locations.

Warning

Do not use a telephone to report a gas leak in the vicinity of the leak.

Warning

Avoidusingatelephone(otherthan a cordless type)duringanelectricalstorm.Theremay be aremote

risk of electric shock from lightning.

Warning

Hazardous network voltages are present in WAN ports regardless of whether power to the router is

OFF or ON. To avoid electric shock, use caution when working near WAN ports. When detaching

cables, detach the end away from the router first.

Warning

To reduce the risk of electric shock when servicing any individual unit, disconnect the power cord or

cords that connect the unit to the AC power strip or DC busbar. When working with a DC system,

remove the busbar connector before working on a device. Exposed live voltages are present at the

device end; exposure to these may cause injury.

Warning

Do not use this product near water; for example, near a bath tub, wash bowl, kitchen sink or laundry

tub, in a wet basement, or near a swimming pool.

Warning

Never touch uninsulated telephone wires or terminals unless the telephone line has been

disconnected at the network interface.

Warning

During line card installation, wear grounding wrist straps to avoid ESD damage to the card. Do not

directly touch the backplane with your hand or any metal tool, or you could shock yourself.

General Maintenance Guidelines OL-2186-01

General Safety Precautions and Maintenance Guidelines

Warning

This equipment is intended to be grounded. Ensure that the host is connected to earth ground during

normal use.

Warning

Metal objects heat up when connected to power and ground, and can cause serious burns.

General Maintenance Guidelines

This section covers the following topics:

•Installation and Replacement Suggestions, page 10

•Hot Swapping Modules, page 10

Installation and Replacement Suggestions

The following examples list recommended installation and replacement practices for the Cisco 6015

system modules.

Caution Any module that is only partially connected to the backplane can disrupt system operation.

•Do not force the module into its slot. This action can damage the pins on the backplane if they are

not aligned properly with the module.

•Ensure that the module is straight and not at an angle when you install the module in the slot.

Installing the module at an angle can damage the module. Use the guide rails to install the

module correctly.

Hot Swapping Modules

The DSL interface module is a FRU; however, it is not hot swappable. Removing the DSL interface

module will interrupt the service for the entire system until it is replaced.

Caution The DSL interface module must be installed and removed by a trained technician only.

Preventing Electrostatic Discharge Damage

Proper ESD protection is required whenever you handle Cisco equipment. ESD damage, which can occur

when electronic cards or components are improperly handled, results in complete or intermittent

failures. Use an antistatic strap when you handle any card or component.

Tip Use the ESD grounding jack on the fan module for all maintenance except when you are removing the

fan module. Use the ESD grounding jack on the DC PEM when you are removing the fan module.

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