Avaya MCC1 Installation And Upgrades page 297

4
Behind the cabinet, remove all of the back panels.
Two different types of screws hold the back panels to the cabinet. Remove the #10 screws with a
screwdriver or a 1/4-inch socket. Remove the #12 screws with a screwdriver or a 5/16-inch
socket.
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Disconnect TDM cables [75 small upgrade]
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NOTE:
Before disconnecting each cable adapter, note its position.
Remove all of the TDM cables and AHF103 TDM cable adapters. They will not be reused.
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Remove circuit packs (A carrier only) [75 small upgrade]
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NOTE:
This procedure is for single-carrier systems only.
!
Before inserting or removing a circuit pack from a cabinet, put on a wrist strap and attach
its plug or clip to the cabinet's frame.
1
To ensure that the port circuit packs in the A carrier are properly replaced, label each component
with its slot number.
2
Disconnect the power cords from the power units in the A carrier.
3
Remove all circuit packs and power units from carrier A. Store the circuit packs in the static-proof
packaging.
4
Remove circuit-pack blanks from the slots that do not contain circuit packs.
5
Remove the front trim plate from the A carrier by pulling straight off.
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Remove circuit packs (A and B carriers) [75 small upgrade]
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NOTE:
This procedure is for A and B carrier systems only.
!
Before inserting or removing a circuit pack from a cabinet, put on a wrist strap and attach
its plug or clip to the cabinet's frame.
SI Installation and Upgrades
June 2004
WARNING:
WARNING:
System 75 Small-Cabinet to R8si (Blowback)
Task List: System 75 Small Cabinet to R8si
297