| bF | Long Range Radio trouble |
| BAT | Panel Battery low |
| BAT 01-40 | Zone Low Battery (4 zones showing at once likely wireless keyfob) |
| BAT 00 | Low Remote Keypad battery |
| CHECK 01-40 | Zone is not communicating with panel, may be bad |
| CHECK 9 | Wireless Receiver or Module failure (check sections 22, 24, 25, 28, 29) |
| CHECK 70 | Supervised Bell Circuit trouble (Make sure *91 is 0 to prevent this) |
| CHECK 87 | 4285 Voice Module Trouble |
| CHECK 97 | Short in Polling Loop |
| CHECK 88 | Wireless Zones not communicating with 2nd Receiver |
| CHECK 89 | 2nd Receiver Failure |
| CHECK 90 | Wireless Zones not communicating with 1st Receiver |
| CHECK 91 | 1st Receiver Failure |
| CHECK 94 | Phone Line Trouble |
| OC | Open Circuit, bad keypad wire |
| FC | Fail to Communicate |
| CC | Panel is being downloaded by Tech Support |
| D1 or SYSTEM BUSY |
System is in wait mode, if remains system has internal problem or is disabled |
| CA | Alarm was canceled, this is not a trouble |
| EA |
Exit Alarm, this is not a trouble, customer armed system left and didn’t close door before delay expired |
| E4 or E8 | More zones were programmed than wireless receiver is capable of using |
| NO AC | AC Power Failure |
| One Beep every 40 Sec |
System is in Test Mode (Press Code + 1 to exit Test Mode) |
| Smoke Batteries |
Remove old batteries, hold test button 30 seconds, add new batteries |
