diff --git a/hardware/kicad/SIMtrace.sch b/hardware/kicad/SIMtrace.sch
index a29e041..2baadee 100644
--- a/hardware/kicad/SIMtrace.sch
+++ b/hardware/kicad/SIMtrace.sch
@@ -827,6 +827,8 @@ F 0 "JP2" H 4500 1000 50  0000 C CNN
 F 1 "ERASE" H 3800 1000 40  0000 C CNN
 F 2 "PIN_ARRAY_2X1" H 4150 950 60  0001 C CNN
 F 3 "" H 4150 950 60  0001 C CNN
+F 4 "NP" H 4150 1000 50  0000 C CNN "Place"
+F 5 "the pertruding through pins might get shorted when the board lies on a conductive surface, leading to unwanted flash erase" H 4150 950 50  0001 C CNN "Note"
 	1    4150 950 
 	-1   0    0    -1  
 $EndComp
@@ -838,6 +840,8 @@ F 0 "JP1" H 3800 1100 50  0000 C CNN
 F 1 "TEST" H 4500 1100 40  0000 C CNN
 F 2 "PIN_ARRAY_2X1" H 4150 1050 60  0001 C CNN
 F 3 "" H 4150 1050 60  0001 C CNN
+F 4 "NP" H 4150 1100 50  0000 C CNN "Place"
+F 5 "the pertruding through pins might get shorted when the board lies on a conductive surface, leading to false signal" H 4150 1050 50  0001 C CNN "Note"
 	1    4150 1050
 	1    0    0    -1  
 $EndComp
diff --git a/hardware/pcb/schema/SIMtrace.pdf b/hardware/pcb/schema/SIMtrace.pdf
index a6532d7..7371671 100644
Binary files a/hardware/pcb/schema/SIMtrace.pdf and b/hardware/pcb/schema/SIMtrace.pdf differ