Garmin GDU™ 37X Pilot’s Guide190-01054-00 Rev. E 5Overview Overview GPS Navigation Flight Planning Hazard Avoidance Additional Features Appendices Index1.3 SYSTEM POWER-UPCurrent database information is displayed during power-up including valid operatingdates, cycle number, and database type. When this information has been reviewed forcurrency (to ensure that no databases have expired), the pilot is prompted to continue.Pressing the ENT Key acknowledges this information.Database InformationPressing the ENT Key acknowledges this information.After acknowledgement of the database information, the pilot is prompted toacknowledge a data link weather advisory (GDU 375 only).Data link Weather Advisory (GDU 375 only)Pressing the ENT Key acknowledges this information.