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“
light on QEL not lit when calibrating
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RELATED FAQS
Question
Answer
Why is my Von Duprin QEL light flashing red and green?
Resolution:
Check to make sure there is no bind of the latch.:
How is the QEL calibrated?
Resolution:
The QELA motor that has shipped since 2015 is self calibrating. Older versions had a calibration button, and these notes would apply: Calibration is an internal process of the QEL device&...:
Why does the lock beeper on the AD-200 not sound when the Schlage button is pressed?
Resolution:
Check that the batteries are inserted into the battery holder in the correct polarity orientation.:
The Hand Held Device (HHD) or Schlage Utility Software (SUS) will not connect to the CO200?
Resolution:
Make sure the HHD/SUS is set to USB communication by checking the small icon right of the "No Device Connected" message. The symbol should be a USB symbol when working with USB enable product...:
Why does the PS900 power supply not provide any DC output when AC power light is on?
Resolution:
The following items may cause the PS900 series power supply to have no DC output voltage. 1. If the DC voltage selection jumper is missing, the power supply will not provide any D...:
Why would the controller on my 4600 (4630/4640) have no lights on display when powered with 120 VAC?
Resolution:
Verify that the 120VAC is present at the controller (measure 120VAC on the 2 wire gray cable from I/O board to controller -- red/black wires in gray cable). If present, but no lights on the contr...:
Why does the Schlage button light up “Green” when I open the door?
Resolution:
When unlocking the CO200 door by mechanical key override, the green led will be continuously ON until the key is released. This will occur after firmware CO.A.6 (or later) has been installed int...: