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Installation
2-3
3166-A2-GB20-10
November 1998
3. Using a Phillips screwdriver, loosen the screw holding the circuit pack lock
and rotate the lock to the open position. Open the latch.
Circuit
Card
Guides
Circuit
Pack
Lock
Latch
Open
(Unlocked)
Closed
(Locked)
495-14813
4. At the front of the carrier, hold the DSU vertically with the latch on its
faceplate in the open position. Then, insert the circuit card into the top and
bottom circuit card guides for the slot that contains the rear connector
module.
5. Slide the DSU/CSU into the slot, aligning the circuit card with the rear
connector module, until the connectors seat firmly into the back of the carrier.
Press the faceplate latch to secure the DSU/CSU into the carrier, rotate the
circuit pack lock into the closed position, and tighten the screw.
6. Return to the rear of the carrier and tighten the rear connector module screw.