Cooper Notification SP40S Series

Questions and Answers

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Jennifer LarsenSep 8, 2025
How to fix User Interface connection issues in Cooper Notification SP40S?
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  Megan KleinSep 9, 2025
  If the User Interface is incorrectly connected or damaged in your Cooper Notification Conference System, ensure that the ribbon cable is properly installed to the user interface and to the motherboard at J6 (Display Interface). Check to see if the ribbon cable has been damaged in any way. If the ribbon cable is damaged, replace it.
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Rhonda GreenAug 23, 2025
How to troubleshoot missing AC and battery power in Cooper Notification Conference System?
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  davidfriedmanAug 23, 2025
  If AC and battery power are missing in your Cooper Notification Conference System, check for AC voltage at TB9 on the motherboard. If voltage isn't present, inspect the AC input wiring. If AC voltage is present, check if fuse F2 is blown and replace the fuse (250V, 10A) if needed.
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Mary BarberAug 25, 2025
What to do if the battery voltage is low or missing in my Cooper Notification Conference System?
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  Deborah RiosAug 26, 2025
  If the battery voltage is below 20.4 VDC or the battery is missing in your Cooper Notification Conference System, first check the battery compartment for the presence of batteries and install them if they are missing. Ensure the batteries are properly wired. Check for 24VDC at the (+, -) BAT connection at TB10 on the motherboard. If the voltage is below 18.5VDC, the battery charging section of the motherboard may be inoperable, consider replacing the motherboard. If all steps are satisfied, replace the batteries.
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Anthony TaylorAug 27, 2025
How to fix missing or low AC input voltage in Cooper Notification SP40S Conference System?
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  baldwintracyAug 27, 2025
  If the AC input voltage is missing or low in your Cooper Notification Conference System, check fuse F2 on the motherboard and replace it if necessary (250V, 10A). Check for AC voltage at TB9. If voltage is not present, check the wiring and circuit breaker. If voltage is present and fuse F2 is not open, consider replacing the motherboard.
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beckerjoshuaAug 27, 2025
What causes Audio Over current Protection to activate in Cooper Notification SP40S?
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  Travis WhiteAug 27, 2025
  If the Audio Over current Protection is active in your Cooper Notification Conference System, check the TB4, Audio Out terminals, and speaker wiring for shorts. Ensure the speakers are tapped correctly. You can also try resetting the SP40S by removing AC and Battery power, waiting 30 seconds, and then reapplying power (AC first, then batteries). If the issue persists, consider replacing the motherboard.
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Kristi BrownSep 22, 2025
How to troubleshoot microphone preamp failure in Cooper Notification SP40S?
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  pgarciaSep 22, 2025
  If you suspect a microphone preamp failure in your Cooper Notification Conference System, initiate the MIC input to verify its functionality. Reset power to the SP40S board by turning it OFF and reenergizing it. Remove battery power first, then remove AC power. Wait 30 seconds. Apply AC Power first, then apply battery power.
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shebertSep 16, 2025
How to resolve DV Contact Closure Wiring Trouble in Cooper Notification SP40S Conference System?
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  Darren MartinSep 16, 2025
  If DV Contact Closure Wiring Trouble exists in your Cooper Notification Conference System, and a particular Contact Closure is not being used, make sure nothing is on the corresponding terminal block (TB7 or TB8) and the corresponding IN CC Supervision is turned OFF at switch SW7. If a particular Contact Closure is being used, make sure that a UL approved 10k Ohm ½ W EOLR is installed on the proper terminals.
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Audrey Williams DDSSep 18, 2025
What to do in case of Auxiliary preamp failure in Cooper Notification Conference System?
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  debramooreSep 18, 2025
  If you suspect an auxiliary preamp failure in your Cooper Notification Conference System, turn the Aux Volume Pot (R100) fully clockwise. Initiate the AUX input if it is being used (via Remote MIC). Reset power to the SP40S board by turning it OFF and reenergizing it. Remove battery power first, then remove AC power. Wait 30 seconds. Apply AC Power first, then apply battery power.
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Megan WhiteSep 7, 2025
What should I do if the Strobe Notification Appliance Circuit is shorted in Cooper Notification Conference System?
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  Justin RobertsSep 7, 2025
  If the Strobe Notification Appliance Circuit is shorted in your Cooper Notification Conference System, check the wiring and strobe notification appliances for a short circuit condition.
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mandersonSep 4, 2025
What causes Strobe Notification Appliance Circuit to be open in Cooper Notification Conference System?
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  William ThompsonSep 4, 2025
  If the Strobe Notification Appliance Circuit is open in your Cooper Notification Conference System, check for proper EOLR. Check the strobe notification appliance circuit wiring for an open condition.