Dip switches on alk

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Followings are the reason for 98/99 exit alarm ALK not sound when push bar is activated. Make sure key switch on exit alarm ALK is turned on, wait for 20 seconds before you activating the pushba...
The newer "programmable" RF transmitters/receivers will not work with the older "dip switch" transmitters/receivers. The frequency and coding are different.
Caution: Resetting/cold booting a biometric handreader resets the handreader to factory default settings and erases the user database. To reset or cold boot a biometric F-Series handreader with ...