UNIT/CIRCUIT CARD REPLACEMENT PROCEDURE

A

On the GT card to be replaced, set the MBR switch UP.

On the GT card to be replaced, set the MB switch UP.

Extract the GT card to be replaced from the TSWM.

Set the MBR and MB keys on the new card UP.

Insert the new GT card into the TSWM.

Set the MB key on the new card DOWN.

Set the MBR key on the new card DOWN.

B

CHAPTER 4

NDA-24300

Page 270

Issue 1

ATTENTION

Contents

Static Sensitive

Handling

Precautions Required

OPE/MB lamp on the GT card remains OFF.

OPE/MB lamp on the new card is OFF.

OPE/MB lamp on the new card remains OFF.

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NEC NDA-24300 manual UNIT/CIRCUIT Card Replacement Procedure