Getting Started

To Install or Change Batteries

Your TG-450 is powered by two CR2032, 3-volt batteries. Follow these instructions to install or replace them.

Warning!! If the batteries wear out completely, or if you take more than approximately one minute while changing the batteries, any user- entered information will be erased. You should always keep written copies of your important information.

1.Turn the unit over.

2.Gently push down on the tab under the battery cover and flip the unit to allow the cover to drop out.

Do not force the door open.

Use a paper clip, if necessary, to remove the old batteries.

3.Install the batteries positive side facing up.

4.Replace the battery cover.