Nortel DMS-100 Series Maintenance Manual page 492

Remote line concentrating module

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Table of Contents

8-174 Card replacement procedures

297–8351–550 Standard 04.01 August 1999

Static electricity damage

Before removing any cards, put on a wrist strap and

connect it to the wrist strap grounding point on the left

side of the frame supervisory panel (FSP) of the

RLCM. This protects the equipment against damage

caused by static electricity.

Card damage—transport

Take the following precautions to protect circuit cards

from electrical and mechanical damage during

When handling a circuit card not in an electrostatic

discharge (ESD) protective container, stand on a

conductive floor mat. Wear a wrist strap connected,

through a 1-megohm resistor, to a suitably grounded

object, such as a metal workbench or a DMS switch

cabinet (Nortel [Northern Telecom] Corporate

Standard 5028). Store and transport circuit cards in an

ESD protective container.

Equipment damage

Take the following precautions when removing or

inserting a card:

1. Do not apply direct pressure to the components.

2. Do not force the cards into the slots.

Troubleshooting