6.7.1.1 Mounting the city circuit card
To mount the city circuit card, complete the following steps:
1. Remove the AC power at the breaker from the control unit.
2. Open the cabinet and disconnect the battery.
3. Locate the city module in the enclosure using the locating features provided.
4. Using the two supplied #6 Torx screws, mount the card on the top right corner of the cabinet as shown in Figure 18.
5. Add the modules to the system configuration. For more information on adding the modules to the system configuration refer to
the 2250 Operation Guide.
6. Connect one end of the power and communication harness to the connector labeled P1 on the city card as shown in Figure 19.
7. Connect the other end of the power and communication harness to the connector labeled P18 on the system board as shown in
Figure 19.
8. After completing steps six and seven, apply battery power and then apply AC power at the breaker.
Figure 18: City card mounting
page 28 579-1404 Rev A
2050 and 2250 Foundation Series Fire Alarm Control Units Installation Guide