Question about Chamberlain 740CB Wireless Keyless Entry System
Our keyless entry remote is not working. how do you get to the battery? does it have a battery? we cannot open the campartment where we think the battery is
Slide the bottom part of the keypad down the battery is a 12Volt (a-23)
if it doesn't slide remove the bottom screw.
Posted on Aug 16, 2010
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Posted on Jan 02, 2017
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