Inserting Memory Cards (GPSMAP 8x10/8x12/8x16/9x19/9x22/9x24/9x27)
The internal card readers onGPSMAP® 8400 and 8600 series chartplotters support up to a 32 GB microSD® memory card, formatted to FAT32 with speed class 4 or higher1. Use of an 8 GB or larger memory card with speed class 10 is recommended. As of software version 34.00, the internal card readers on GPSMAP 9000 series chartplotters support up to a 1 TB microSD memory card, formatted to exFAT with speed class 10 or higher.
Parent Topic: Memory Cards
1 As of software version 34.00, you can connect an external USB card reader to a
GPSMAP 8400 and 8600 series chartplotter and use a memory card up to 1 TB, formatted to exFAT with speed class 10 or higher.