Command Pro Engineered SystemsUser Manual39 1421347.6.2 Replacing the Circuit BoardsRefer to Figure 6, Figure 8, and Figure 14.1. Switch the power off to the receiver and open the cabinet door.2. Unplug the RF coax connector by pulling straight up and gently twisting it back and forth. Unplugall of the electrical connectors.3. Remove the nut from the ground strap on the mounting plate4. Remove the four screws from the corners of the receiver assembly mounting plate and remove theassembly from the cabinet.5. Reassemble in reverse order.7.6.3 Changing the Receiver ID CodeChanging the ID Code requires use of a Laird RAC16 series programmer.1. Attach the programming plug to the 6-pin connector on the receiver circuit board. Verify the IDCode is displayed.2. Enter the new ID Code and press the PRG button. The RAC16 display should read ‘SUCCESS’.3. Remove the programming plug.Refer to the RAC16 series User Manual for more detailed instructions.7.7 Receiver Spare Parts ListItem Part #Receiver assembly (complete) Use Model No./serial No.Receiver Antenna 485026Snubbers230 AC115 AC480 AC250 DC600049600052600050600051Antenna cable Assembly w/SMB and panel mount TNC connectors22R08A 920040-0121R14A 920040-0421R22 920040-05Panel Antenna 21R22CR “Safe-T-Range” 485034Antenna Mounting Kit w/angle bracket, 9’ & 18’ coaxcable and connectors600038 & 600038-02Antenna Extension Cable, LMR400 with lengths of 25,50, 75, and 100 feet600048-01, -02, -03, -04Fuse - GMC ¼ Amp 250V 458028Fuse - GMC ¾ Amp 250V 458029For all other Receiver Spare Part Numbers, please contact Laird and reference the unit Model and SerialNumber.