3100-A2-GK40-40
July 2000
5
Installing the Circuit Card in a Carrier
Read and follow all warning notices and instructions marked on the device or
included in this guide. See the
Important Safety Instructions
on page 12.
HANDLING PRECAUTIONS FOR
STATIC-SENSITIVE DEVICES
This product is designed to protect sensitive components from damage
due to electrostatic discharge (ESD) during normal operation. When
performing installation procedures, however, take proper static control
precautions to prevent damage to equipment. If you are not sure of the
proper static control precautions, contact your nearest sales or service
representative.
To install a CSU or DSU/CSU circuit card in the 3000 Series Carrier, you must
first install an Auxiliary Backplane. For information about installing the
Auxiliary Backplane, refer to the
COMSPHERE 3000 Series Carrier
Installation Manual
.
Procedure
To install the circuit card:
1. Use a Phillips screwdriver to loosen the screw holding the circuit pack lock and
rotate the lock to the open position. Open the latch.
!
CIRCUIT
CARD
GUIDE
CIRCUIT
PACK
LOCK
CIRCUIT
CARD
GUIDE
LATCH
OPEN
CLOSED
491-11985a-02
