Johnson Controls S300 Series

Other manuals for Johnson Controls S300 Series

Hardware Installation44 pages

Questions and Answers

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Jennifer LiAug 14, 2025
What to do if red light illuminates and access is not granted on Johnson Controls S300 Control Unit?
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  Brittany HarrisAug 14, 2025
  If the red light illuminates or there is no reader light when a card is used and access is denied on your Johnson Controls Control Unit, consider the following: * Ensure the Time zone, Reader, Issue Level, and Facility Code are correct. * Verify the card is in the database. * Confirm the correct card type is being used. * Swipe the card in the correct direction. * Test the reader for functionality. * Replace the card if damaged. * Inspect and repair the cabling. * Replace the PCB if it has failed. * Avoid multiple proximity cards near the reader.
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Brian QuinnAug 18, 2025
Why is there card or data loss from database of Johnson Controls S300?
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  Danny MoralesAug 18, 2025
  If you experience card or data loss from the database of your Johnson Controls Control Unit, the following steps may help: * Eliminate any noise on the power line. * Ensure proper grounding of the system. * Replace the CK720 board if it is defective.
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janice60Aug 21, 2025
What to do if Johnson Controls S300 system restarts continuously?
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  bennettkimberlyAug 21, 2025
  If your Johnson Controls Control Unit system restarts continuously, it could be due to several reasons: * Ensure the system is properly grounded. * Stabilize the power supply to eliminate severe power variations. * Replace the CK720 board if it is defective.
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bradshawandrewAug 25, 2025
Why is the alarm not reporting on Johnson Controls S300 Control Unit?
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  Jessica VargasAug 25, 2025
  If the alarm is not reporting on your Johnson Controls Control Unit, here's what you can check: * Activate the alarm in the appropriate time zone if it is suppressed. * Define the associated input point. * Check and repair any bad wiring or issues with the input device.
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William TannerAug 27, 2025
How to fix PIN Code function not operating on Johnson Controls S300 Control Unit?
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  Amber WeissAug 28, 2025
  If the PIN Code function is not operating on your Johnson Controls Control Unit, consider the following: * Program the PIN as part of the access condition. * Inspect and fix the wiring from the keypad to PCBA if there's a broken or incorrect wire. * Replace the keypad if it is defective.
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ronniesmithAug 31, 2025
What to do if the reader is down on Johnson Controls Control Unit?
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  lowerytracyAug 31, 2025
  If the reader is down on your Johnson Controls Control Unit, you should: * Correct the wiring from the reader to RDR2 or RDR2S. * Assign the reader. * Replace the defective RDR2 or RDR2S.
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rkellySep 3, 2025
Why door will not go into “Override Mode” on Johnson Controls S300 Control Unit?
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  Jeanne BradleySep 4, 2025
  If the door of your Johnson Controls Control Unit won't go into 'Override Mode' but still grants access with a card, it may be because: * The Override time zone is incorrectly programmed or not programmed at all, so check and program it correctly. * The Override option is not set, so ensure you set the Override option.
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Antonio CampbellSep 6, 2025
Why red or green lamp does not illuminate on Johnson Controls S300 Control Unit?
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  Connie CowanSep 6, 2025
  If the Red or Green lamp does not illuminate on your Johnson Controls Control Unit, but access is still either denied or granted when a card is used, it could be due to: * An open wire at the lamp connection, so check and repair the wire. * A burned-out lamp bulb, so replace the bulb. * A defective Reader Add-on board, so replace the board.
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Mr. William MerrittSep 10, 2025
How to fix holiday time zones not followed on Johnson Controls Control Unit?
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  watsonlindseySep 10, 2025
  If Holiday time zones are not being followed on your Johnson Controls Control Unit, it is likely due to improperly programmed Holiday time zones or Holiday dates. Correctly program the Holiday time zones or dates to resolve this issue.