How do I open the door to my Optical Network Terminal (ONT) to replace the backup battery

Question

I have an ONT that looks like this: http://www.verizon.com/cs/groups/public/documents/adacct/bbux400-open.jpg How do I open the door to it to replace the battery? Thanks Ben

eljefe2 · Accepted Answer

My ONT BBU (Battery Backup Unit) looks just like yours.  The door is where it says ONT 314 and Verizon.

On mine, I can just grip the edge of the lower right and corner of the door, under the lights and buttons where it says SOHO, and pull the door open.

That exposes the battery.