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CHAPTER 5 Operation Procedure for System with PIR
1.2 Replacement Procedure of Line/Trunk Circuit Cards
[Start]
STEP 1 Turn ON (upward) the MB (Make Busy) switch of the circuit card to be re-
placed.
STEP 2 Pull out the circuit card mounted on the slot.
STEP 3 Set the same key setting on the new circuit card as that is set on the removed card.
STEP 4 Confirm that MB (Make Busy) switch of the new circuit card is turned ON (upward).
STEP 5 Insert the new circuit card to the slot
STEP 6 After new circuit card is inserted, turn the MB (Make Busy) switch to OFF (downward).
[End]
ATTENTION
Contents
Static Sensitive
Handling
Precautions Required
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