diff --git a/Supported-Systems.md b/Supported-Systems.md
index 044ddd6..79e4945 100644
--- a/Supported-Systems.md
+++ b/Supported-Systems.md
@@ -105,7 +105,7 @@ Some users have reported issues with proper termination, but have had success.
 
 ## Working
 
-* Apple II High Speed SCSI Card (Sandwich II) - Does not provide TERMPOWER so power via USB.
+* Apple II High Speed SCSI Card (Sandwich II) - The stock card does not provide termination power so BlueSCSI needs to be powered via USB. Also, the end-to-end chain requires termination power to be provided. This card can be [modified to provide termination power](https://gswv.apple2.org.za/a2zine/faqs/R009SCSIMOD.GIF) which solves both issues.
 * A2SCSI - SCSI Card for Apple II IIgs IIe II+ (GGLabs)
 
 # Samplers