5. POWER SUPPLY
The data analyzer can be powered by four AA-size batteries or an optional AC adaptor (AD-A60024). This section tells you when you should replace batteries and how to connect the optional AC adaptor.
Batteries
The data analyzer can be powered by four AA-size batteries. Battery life depends on how long you leave the data analyzer turned on, and the amount of current required by the probes you use. A low battery message appears on the display whenever battery power drops below a certain level. Note that you can extend battery life by using the optional AC adaptor (AD-A60024) whenever possible. To load batteries 1. Holding the data analyzer unit upright, press down on the { ment cover and slide the cover off. OPEN} part of the battery compart-
If you are replacing batteries, remove all four old batteries from the compartment. 2. Load four AA-size batteries into the battery compartment, making sure they are facing as shown in the illustration inside the battery compartment. 3. After loading batteries, replace the battery compartment cover. 4. Press [ON/OFF] to turn on power, which should make the screen shown below appear on the display.