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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.