User’s guide EXPERT 600 – indice A 7/12 “ + ” and “ - ” buttons: stimulations level control buttonsUse the “ + ” and “ - ” buttons for rapid adjustment of the stimulation level of the receiver collar.15 levels are available.Level 1: very weak stimulations – Level 15: strong stimulationsAlways start with the lowest level of stimulation. button: high luminosity LEDIf you press the button, you will activate a blinking red high luminosity LED on the collar for approximately 8minutes.If you press the button again before the 8 minutes are over, you will stop the LED.● Checking/replacing battery of remote controlPerformance (radio range) of the remote control may deteriorate as battery becomes weak. Be prepared to replacethe battery.To check the condition of the battery, turn On the remote control and look at the battery level indicator on the LCDscreen.The symbols which appear indicate the following:Battery fully chargedWeak battery: prepare to replace the batteryDead battery: your EXPERT 600 switches to safety mode and the system locks up. The battery must bereplaced.NUM’AXES advises to use the same type and same brand of batteries as those supplied in your newpurchased product. Other brands of batteries may not operate, or may not be completely compatible withyour product. You can purchase the suitable batteries from NUM’AXES or from your distributor.Replace the batteries as follows: on the back of the remote control, use a coin to turn the battery cover counter-clockwise and remove it (ref.diagram 6) remove the old battery insert the new battery (lithium 3V CR2) paying attention to follow polarity indicated on the batteryhousing put the battery cover back in place making sure the seal is in the correct position in the remote control (ref.diagram 6) use a coin to close the battery cover check that the remote control operates correctlyUse a coin to turn the battery covercounter-clockwise then slightly inclinethe coin to remove it.WARNINGMake sure the polarityis correctDiagram 6Make sure the seal is inthe correct positioninside the remotecontrol before replacingthe battery coverPolarity « - » of the batteryPolarity « + » of the battery