Nerival NED-2023, User Manual

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8. To Reset to Factory Default
1. Disconnect power from the unit
2. Press and hold # - key whilst powering the unit back up
3. On hearing two “Di” release # key, system is now back factory settings
Please note only installer data is restored, user data will not be affected
9. Anti Tamper Alarm
The unit uses a LDR (light dependent resistor) as an anti tamper alarm. If the keypad is
removed from the cover then the tamper alarm will operate
10. Sound and Light indication
Operation Status Red Light Green Light Yellow Light Buzzer
Power on Bright - - Di
Stand by Slow
Flash
- - -
Press keypad - - - Di
Operation successful - Bright - Di
Operation failed - - - DiDiDi
Enter into programming mode Bright - -
In the programming mode - - Bright Di
Exit from the programming
mode Slow
Flash
- - Di
Open the door - Bright - Di
Alarm Quick
Flash
- - Alarm
Nerival Oy