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Release 3.3 225
5. Slide the FIM into the bottom slot 1 or slot 6 until it connects with the backplane firmly.
Fasten the FIM in place with the two screws provided or use the latch on the card guides.
See FIM and PRC Installation in the DSU Node.
6. Remove the anti-static strap from your wrist.
DSU R2 Card
R2 Installation Overview
The following section describes how to install the R2 card and R2 interface assembly. You will
need to program the R2 card into the 3300 ICP database to allocate links and trunks.
Install the R2 card in the following sequence:
• Program the customer data in the 3300 ICP
• Configure the card for Line Side or Trunk Side termination
• Install the interface assembly
• Install the R2 card
• Configure the IMAT database
• Connect the computer to the R2 card
• Save the IMAT database onto the R2 card
• Connect the R2 Card to the PSTN network
Configure for Line Side/Trunk Side Termination
To configure the R2 card for Line Side or Trunk side termination:
1. Attach the anti-static strap to your wrist.
2. Unpack the R2 card and inspect it to ensure that it is not damaged.
3. Ensure the jumper block covers the NT position for the Trunk Side termination and the LT
position for Line Side termination.
4. Set the termination impedance switch of the line to the up position for 120 ohms or down
for 75 ohms.