Chamberlain 8355W Manual page 37

Operation
Using the Multi-Function Door Control
LOCK
Your remote controls will NOT work when LOCK
mode is active however your keyless entry will still
allow access to your garage.
Activate:
Press and hold the LOCK button for 2 seconds.
The command LED will flash as long as the lock
feature is activated and your handheld remote
control will not operate your door at this time.
Deactivate:
Press and hold the LOCK button again for 2
seconds. The command LED will stop flashing
and normal operation will resume.
LIGHT
To change the amount of time the garage door opener lights will stay on:
Press and hold the LOCK button until the garage door opener lights flash.* The time interval is
indicated by the number of flashes.
Number of times garage door opener
lights flash
1
2
3
4
To cycle through the time intervals repeat the step above.
* Approximately 10 seconds
Command LED
LOCK Button
Time the garage door opener light stays on
1-1/2 Minutes
2-1/2 Minutes
3-1/2 Minutes
4-1/2 Minutes
LIGHT FEATURE (Default is Active)
Deactivate:
Press and hold the LIGHT button until the garage
door opener lights turn on, then off again.*
Activate:
Start with the garage door opener lights on. Press
and hold the LIGHT button until the garage door
opener lights turn off, then on again.*
If the command LED is continuously blinking, the
LOCK feature needs to be deactivated.
MAINTENANCE ALERT SYSTEM (MAS):
Activate/Deactivate:
Press and hold the LEARN button. Then press the
LIGHT button. The service LED will flash the
status; Active is 2 flashes and deactivated is 3
flashes.
37
Command LED
LOCK Button
LIGHT Button
Service
LED
LEARN
Button
LIGHT
Button