77GB7.3 TroubleshootingProblem Check and potential solutionSOLO cannot be turned onIs the interface connected?No? Connect it.Is the helix cable plugged in?No? Plug it in.Is the battery pack empty?Yes? Charge it.Is the battery pack in driving mode?No? Go into driving mode.Problem still there?Yes? Contact the manufacturer or authorizedpersonnel!SOLO does not driveIs the charger still plugged in?Yes? Unplug it.Is the SOLO still turned on?No? Turn it on.Is the immobiliser activated?Yes? Deactivate immobiliser.Are powered wheels locked?No? Lock them.Are powered wheels engaged?No? Engage them.Problem still there?Yes? Contact the manufacturer or authorizedpersonnel!Battery pack doesn’t chargeIs the charger connected?No? Connect it properly.Problem still there?Yes? Contact the manufacturer or authorizedpersonnel!Impairment of the driving charac-teristics (e.g. increased resistanceto rolling)Did you check the air pressure?No. Please check and refill air if necessary.Problem still there?Yes? Contact the manufacturer or authorizedpersonnel!