AE5809
EN
DE
RU
KO
PT
JA
ES
Replacing battery in AE5809
The AE5809 uses a 9 V battery (alkaline battery recommended) that allows testing of 12 V batteries discharged down to 1 V in addition to
supplying power for the option menu to work. The analyzer can test the battery with voyage down to 5.5 V when the internal battery is flat.
When the internal battery needs to be replaced, the analyzer displays LOW INTERNAL BATTERY, REPLACE. Replace the battery as soon as
possible. It is recommended to replace the battery as soon as the message appears.
1. Open the battery compartment lid with a small flat screwdriver.
2. Slide the battery compartment lid in the direction as shown.
3. Replace the 9 V battery and be sure the positive and negative terminals are positioned correctly.
4. Close the lid and tighten the screw.
20