diff --git a/Documentation/DebugMenu.md b/Documentation/DebugMenu.md
index 6e622999..d9bcb3fe 100644
--- a/Documentation/DebugMenu.md
+++ b/Documentation/DebugMenu.md
@@ -52,17 +52,15 @@ This is shown in degrees C x10, so 200 == 20.0C
 
 The input voltage as read by the internal ADC. Can be used to sanity check its being read correctly.
 
-### PCB 
+### ACC 
 
-This is slightly miss-named, but preserving the name for now.
-This indicates the PCB "version" number, which comes from the TS100 changing the model of accelerometer without warning.
 This indicates the accelerometer that is fitted inside the unit.
 
-- 1 = MMA8652
-- 2 = LIS2DH12
-- 3 = BMA223
-- 4 = MSA301
-- 5 = SC7A20
+- MMA = MMA8652
+- LIS = LIS2DH12
+- BMA = BMA223
+- MSA = MSA301
+- SC7 = SC7A20
 - 99 = None detected (running in fallback without movement detection)
 
 ### PWR