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three red flashes
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RELATED FAQS
Question
Answer
Can the credential reader be changed on a CO-Series lockset?
Resolution:
A Credential Reader MAY be replaced with another Credential Reader of the same type; however, a Factory Default Reset must be performed before the lock will function properly.:
Why did my CO Lock stop working after the Reader Module (electronics) was changed?
Resolution:
CO Reader Modules are not individually replaceable, nor can they be swapped between locks. The inside and outside assemblies of a CO lock are a matched/mated set and cannot be swapped to change rea...:
What would cause the Von Duprin Chexit device to have one red flash when armed then nothing?
Resolution:
Chexit devices shipped prior to 8-24-2015 with solenoid driven. The GREEN wire is not shorted to the WHITE if no Access Control system is used.If Access Control system is used,...:
CM Lock Manual Programming Disabled
Resolution:
When trying to program a CM lock, it may display an error code with a solid green light and 10 read flashes. This indicates the lock has already been programmed with computer software and manual ...:
What are the TWO red SCHLAGE flashes on an AD400?
Resolution:
ONE red flash, One red flash indicates RF COM loss, the AD400 radio did not get an answer from the PIM400-485 radio or the PIM400-TD2 radio. The PIM400-485 will turn off it's radio if th...: