Comms (Serial Number) Lost Area SN: Serial Number
Chapter 2: Troubleshooting Procedures
2.22 Comms (Serial Number) Lost Area SN: Serial Number
1. Comms(serial number) lost Area SN: followed by an Area Alarm Module
serial number, displays on the Master Alarm. For example, Comms31256
lost Area20459.
Yes
2. The Area Alarm Module indicated on the display is still in the alarm network.
Yes
3. The wiring between the Area Alarm Module indicated on the display and its
Network Communications Board is good.
Yes
4. Replace the Area Alarm Module (refer to procedure 4.9 on page 4-26). This
solves the problem.
Yes
5. Go to "Final Actions" on page 2-7.
Page 2-28
No
Go to "Final Actions" on page 2-7.
No
Do a Clear Network command. (see "Clear Alarm Network
Device List" on page 1–95). If this solves the problem, go to
"Final Actions" on page 2-7. Otherwise, go to step 3.
No
Replace the 10-conductor ribbon cable from the Area Alarm
Module to the Network Communications Board (refer to proce-
dure 4.19 on page 4-48). If this solves the problem, go to "Final
Actions" on page 2-7. Otherwise, go to step 4.
No
Call BeaconMedæs Technical Support.
MedPlus TotalAlert® Alarm Network Operation and Maintenance Manual (205728)