Garmin GDL 88 User Guide - Page 42

Reporting Priority 1 2 3 -- Fault Type Transmit Fail No Position Fault No Fault ADS-B Annunciator Light(s) Activated Description Both A GDL 88 internal malfunction, antenna malfunction, or incorrect configuration setting prevent transmission. NO POSN The GDL 88 is not receiving GPS position. FAULT A GDL 88 or external fault prevent proper operation of the GDL 88. Neither No fault present. Table 8-1 GDL 88 Fault Types 8.2 Servicing Your Unit The Garmin GDL 88 has no user-serviceable parts. Should you ever encounter a problem with your unit, take it to an authorized Garmin dealer for repairs, or contact Garmin Product Support at 1-866-739-5687. The GDL 88 is sealed to protect the unit. Any attempt to open the case to change or modify the unit in any way voids your warranty and may result in permanent damage to the equipment. 8.3 Contact Garmin Contact Garmin if you have any questions while using your GDL 39. In the USA, contact Garmin Product Support by phone: (913) 397-8200 or (866) 7395687, Monday-Friday, 7 AM-7 PM Central Time; or go to: https://fly.garmin.com/fly-garmin/support. In Europe, contact Garmin (Europe) Ltd. at +44 (0) 870.8501241 (outside the UK) or 0808 2380000 (within the UK). 8-2 GDL 88 ADS-B Transceiver Pilot's Guide 190-01122-03 Rev. A