Jeppesen Program And Data Disc Apr 2026

| Type | Content | Update Frequency | |------|---------|------------------| | | Navigation databases, procedures, airports, navaids | 28 days | | Program Disc | Firmware, OS patches, new features, bug fixes, terrain maps | Irregular (months/years) |

1. Overview and Purpose The Jeppesen Program and Data Disc (often simply called the Jepp Data Disc or NavData Card ) is a physical storage medium—typically a 3.5-inch floppy disk or CD-ROM—used to load aviation navigation databases and software updates into compatible GPS receivers, flight management systems (FMS), and multifunction displays (MFD). jeppesen program and data disc

Some units (e.g., Garmin GNS 530) require a first to update the firmware before the new Data Disc can be read. Failing to update the program may cause “Database Mismatch” errors. 6. Jeppesen Data Disc Structure (Technical) Inside a typical 1.44 MB floppy disc (simplified layout): | Type | Content | Update Frequency |