English-Yiddish Electronic Dictionary User's Guide7Use the ∧ ∨ keys to move between the Icons Menuscreens. Use the arrow keys to highlight icons of thedisplayed Menu portion. Press ↵ to open the sectionof the highlighted icon.POWER SUPPLYThe Language Teacher EY200D is powered by twomain CR2032 batteries and a CR1220 memorybackup battery.♦ Note: After purchasing the Language TeacherEY200D install the main batteries (included) asdescribed below.When the batteries become weak, a warningmessage will be displayed. In order to prevent acomplete discharge of batteries and possible loss ofdata in RAM, replace the whole set of main batteriespromptly. Do not mix old and new batteries.• Press the ON/OFF key to turn the unit off.• Remove the battery compartment cover by sliding itaway from the unit.• Use a small screwdriver to remove the metallic bracethat holds batteries in place.