User's Manual

CHAPTER 5 NDA-24300
Page 384
Issue 1
FAULT REPAIR PROCEDURES
12.3 Specific CCH/CCT Card Is Faulty
Check by replacing CCH/CCT card with
a spare.
On CCH/CCT card, set the MBR switch UP.
On CCH/CCT card, set MBR switch UP and
extract the card from its mounting slot.
Make switch settings on a new CCH/CCT
card.
On new CCH/CCT card, set MBR and MB
switches UP and insert the card into its
mounting slot.
On new CCH/CCT card, set MB switch
DOWN.
On new CCH/CCT card, set MBR switch
DOWN.
Check whether the fault is still indicated.
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