Hey there i have a craftsman 1/2 horse power garage door opener with a wireless key pad.garage door opener #41a5021-3e trouble is that we havent used the key pad since we have lived here 2 1/2 years and i just replaced the battery and nothing happens no lighting up of the keys or anything. is the keypad toast and if so where would i find a replacement here in canada opener from 06/00

Building Materials - Sears - LiftMaster - Craftsman LiftMaster Chamberlain Garage Door Opener Wireless...