24 Installing the DFC on systems equipped with a BICFAX Installation Guide P0886634 Issue 1.0Installing the DFC in the NAM1. Ground yourself by attaching one end of the grounding strap to your wrist andthe other end to a grounded metal surface.2. If you have a NAM II, locate slot 8 on the expansion bus. If you have a newNAM, locate slot 1 on the expansion bus. Remove the slot cover screw andthe metal slot cover from the slot. Keep the metal slot cover and screw. Youwill have to re-install the metal slot cover if you remove the DFC.3. Switch SW1 should be set according to the following table:4. Switch SW2 should be set according to the following table:5. Ensure there is a jumper on position 10 of the INTERRUPT.Note: The settings in these table are the default values and should be setproperly when the board is received. Refer to Figure 12 on page 17 forthe location of the switch SW1, SW2 and the INTERRUPT jumpers.6. Carefully hold the DFC along the top only. Insert the card by aligningbetween the metal groove on one side and the slot opening on the other side.7. Push the DFC straight in until it is snugly in place. Ensure the edge connectoris firmly inserted into the socket.8. Fasten the slot cover screw in the DFC slot cover.Connecting the DFC to the BIC with the PEB CableThere are no fiber connections to the DFC. The DFC uses the voice ports on the BICto connect the fax ports to fax machines or a call.Only one DFC can be installed in a NAM. The DFC connects to the BECdaughterboard attached to the BIC through the PCM Expansion Bus (PEB) cable.This cable must be connected from the DFC to the BIC. The PEB cable connectsthe DFC to the BIC to share the ports connected to the Norstar KSU.Position 8 7 6 5 4 3 2 1State off on off off on on on onPosition 2 1State on on