I used a 4 GB SDHC card to load 5 HDS units with the latest update (Feb. 1st).
The update file is 332 MB's
Jim Carroll NPAA #13
Originally Posted by yarcraft91
You may be right about the HCSD chips, but I took this HDS-8 specification data directly from the Lowrance self-support site. The spec is for the built-in chip readers.
"Two with waterproof doors. One reads SD, MMC, and MMC+. One reads SD and MMC. Max 32GB per card."
I'm not aware of any MMCplus cards larger than 8GB and the only SD chips I've seen bigger than 2GB are all HCSD.