ARC423 Series Si10-416A238 Operation4. ARC423 Series4.1 Preparation Before OperationSetting the batteries+ –– +Position + and– correctly!231Remote controller1 Press with a finger and slide the frontcover to take it off.2 Set two dry batteries (AAA).3 Set the front cover as before.!This will cause the figures on the displayto flash. Set the clock at this point.