Linear 21st Sentry CP90 Trouble
If Trouble Light on keypad blinks press ![]() |
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Clear Trouble | Press ![]() |
Low Battery | Sensor will show on Sensor Display Window, Low Battery light will be on |
Zone Trouble | Sensor will show on Sensor Display Window, Supervisory light will be on |
Sensor Tamper | Sensor shows on Display, Tamper Light will be ON (Check if sensor cover is off) |
Other Troubles |
73 = Communication Failure 74 = Panel Low Battery 75 = Aux Power Fuse Failure 76 = Fire Fuse Failure 77 = Radio (Wireless Receiver) Failure 78 = AC or Battery Power has failed 79 = Panel Tamper (Panel is/was opened) 80 = AC Power Failure 86 = EEPROM Write Failure (Internal panel problem) 87 = A keypad has been wired but not installed into system memory (Function 21) 88 = EEPROM Failure (Internal memory error) 89 = Watchdog Failure (Internal panel operation failure) |