Owner's Manual
Page 83
... with unit. The unit has lost satellite signals. Contact your dealer or GARMIN Customer Service (page i) to have arrived at the destination waypoint. Try another area. Internal problem with unit. Proximity Alarm List is available to compute a DGPS position. The GPS 152 uses an on-screen pop-up message system to alert you were... specified off-course distance. The alarm clock has sounded. No differential correction data is available or not enough data is Full- Check antenna wiring/connections or antenna replacement.
... with unit. The unit has lost satellite signals. Contact your dealer or GARMIN Customer Service (page i) to have arrived at the destination waypoint. Try another area. Internal problem with unit. Proximity Alarm List is available to compute a DGPS position. The GPS 152 uses an on-screen pop-up message system to alert you were... specified off-course distance. The alarm clock has sounded. No differential correction data is available or not enough data is Full- Check antenna wiring/connections or antenna replacement.