what is pcb?

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The following are part numbers for 2670 Guard X exit device PCB: pcb.10018 for English pcb.10019 for Spanish pcb.10020 for French
PCB only for the Alarm Kits prior to June 11th, 2012 is part #650335 and was used in the older 17 & 18 devices, 19, & pre June 2012 24/25's.
This circuit board will NOT work on the updated 24/25 Alarm Kits that released June 11th, 2012.
The new potted module ( PWM ) operates with a soft start, gradually increasing the input on time to the pull coil until it is on 100% of the time. This results in less noise when EL solenoid is pul...
Coin cell replacement is not immediately registered by the AD200/250 firmware.
Performing a processor reset (pressing and releasing S1 on the Main PCB Assembly) will register the new coin cell.
Cycling lock power (i.e., disconnecting and reconnecting the "AA" battery pack) will register the new coin cell.
The coin cell part number is CR2025 - 3 volt lithium - available at most battery or electronics stores.
Re-classing is the process by which an AD-Series device is able to change its lock type. The AD-Series has a modular architecture and a major benefit of this type of architecture is that it allows ...
The release delay time for the Chexit is programmed into the Chexit module and cannot be changed in the field. The Chexit module would need to be replaced to reduce the release time of the Che...