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3300 ICP Hardware User Guide
162 Release 3.3
connector into position by pushing the metal collar forward and clipping it onto the FIM
connector.
Install DSU Cards
To install the DSU cards:
CAUTION: To prevent static damage to electrical components, ensure that the system
is grounded before you install the cards. Whenever you handle circuit cards, wear an
anti-static strap.
1. Ensure that the FIMs are installed and cabled.
2. Connect the power cord to the external ac power source.
3. Install the DSU cards. Refer to "Install Upgrades and FRUs" for circuit card installation
procedures.
Interface Assembly
The Interface Assembly attaches to the following cards:
•PRI card
• DS1/T1 Formatter II cards
• CEPT Formatter II cards.
•R2 card
To install the Interface Assembly:
1. Attach the anti-static strap to your wrist.
2. Unpack the Interface Assembly and inspect it to ensure that it is not damaged.
3. At the rear of the cabinet, locate the slot in the DSU cabinet that corresponds to the slot
that you will use for the PRI, R2, CEPT, or DS1/T1 Formatter card.
4. Remove the blanking plate from the selected slot.
5. Using the screws which secured the blanking plate, mount the Interface Assembly exten-
sion bracket on the selected slot. The closed side of the extension bracket must be to the
left when viewed from the rear of the cabinet.
6. Insert the Interface Assembly. Ensure the edge connector on the card aligns with the
connector on the backplane of the system.
7. Secure the Interface Assembly to the extension bracket with the screws provided.