diff --git a/hardware/keyboard-sol/kbd-sol.kicad_pcb b/hardware/keyboard-sol/kbd-sol.kicad_pcb
index 19f1b21..35bfb03 100644
--- a/hardware/keyboard-sol/kbd-sol.kicad_pcb
+++ b/hardware/keyboard-sol/kbd-sol.kicad_pcb
@@ -2,10 +2,10 @@
 
   (general
     (thickness 1.6)
-    (drawings 8)
+    (drawings 13)
     (tracks 1440)
     (zones 0)
-    (modules 186)
+    (modules 189)
     (nets 129)
   )
 
@@ -393,6 +393,63 @@
     (add_net /Col0)
   )
 
+  (module MountingHole:MountingHole_3.2mm_M3 (layer F.Cu) (tedit 56D1B4CB) (tstamp 5EC6ED58)
+    (at 359.5116 114.08156)
+    (descr "Mounting Hole 3.2mm, no annular, M3")
+    (tags "mounting hole 3.2mm no annular m3")
+    (attr virtual)
+    (fp_text reference REF** (at 0 -4.2) (layer F.SilkS) hide
+      (effects (font (size 1 1) (thickness 0.15)))
+    )
+    (fp_text value MountingHole_3.2mm_M3 (at 0 4.2) (layer F.Fab)
+      (effects (font (size 1 1) (thickness 0.15)))
+    )
+    (fp_circle (center 0 0) (end 3.45 0) (layer F.CrtYd) (width 0.05))
+    (fp_circle (center 0 0) (end 3.2 0) (layer Cmts.User) (width 0.15))
+    (fp_text user %R (at 0.3 0) (layer F.Fab)
+      (effects (font (size 1 1) (thickness 0.15)))
+    )
+    (pad 1 np_thru_hole circle (at 0 0) (size 3.2 3.2) (drill 3.2) (layers *.Cu *.Mask))
+  )
+
+  (module MountingHole:MountingHole_3.2mm_M3 (layer F.Cu) (tedit 56D1B4CB) (tstamp 5EC6ED58)
+    (at 392.6586 114.08156)
+    (descr "Mounting Hole 3.2mm, no annular, M3")
+    (tags "mounting hole 3.2mm no annular m3")
+    (attr virtual)
+    (fp_text reference REF** (at 0 -4.2) (layer F.SilkS) hide
+      (effects (font (size 1 1) (thickness 0.15)))
+    )
+    (fp_text value MountingHole_3.2mm_M3 (at 0 4.2) (layer F.Fab)
+      (effects (font (size 1 1) (thickness 0.15)))
+    )
+    (fp_circle (center 0 0) (end 3.45 0) (layer F.CrtYd) (width 0.05))
+    (fp_circle (center 0 0) (end 3.2 0) (layer Cmts.User) (width 0.15))
+    (fp_text user %R (at 0.3 0) (layer F.Fab)
+      (effects (font (size 1 1) (thickness 0.15)))
+    )
+    (pad 1 np_thru_hole circle (at 0 0) (size 3.2 3.2) (drill 3.2) (layers *.Cu *.Mask))
+  )
+
+  (module MountingHole:MountingHole_3.2mm_M3 (layer F.Cu) (tedit 56D1B4CB) (tstamp 5EC6ECCF)
+    (at 461.1116 114.08156)
+    (descr "Mounting Hole 3.2mm, no annular, M3")
+    (tags "mounting hole 3.2mm no annular m3")
+    (attr virtual)
+    (fp_text reference REF** (at 0 -4.2) (layer F.SilkS) hide
+      (effects (font (size 1 1) (thickness 0.15)))
+    )
+    (fp_text value MountingHole_3.2mm_M3 (at 0 4.2) (layer F.Fab)
+      (effects (font (size 1 1) (thickness 0.15)))
+    )
+    (fp_text user %R (at 0.3 0) (layer F.Fab)
+      (effects (font (size 1 1) (thickness 0.15)))
+    )
+    (fp_circle (center 0 0) (end 3.2 0) (layer Cmts.User) (width 0.15))
+    (fp_circle (center 0 0) (end 3.45 0) (layer F.CrtYd) (width 0.05))
+    (pad 1 np_thru_hole circle (at 0 0) (size 3.2 3.2) (drill 3.2) (layers *.Cu *.Mask))
+  )
+
   (module unikbd:kbd_header_two_mounting_holes locked (layer F.Cu) (tedit 5EBCF8D8) (tstamp 5E6DA300)
     (at 191.6938 208.9658 90)
     (descr "Through hole straight pin header, 2x20, 2.54mm pitch, double rows")
@@ -790,7 +847,7 @@
     (pad 1 np_thru_hole circle (at 0 0) (size 3.2 3.2) (drill 3.2) (layers *.Cu *.Mask))
   )
 
-  (module MountingHole:MountingHole_3.2mm_M3 (layer F.Cu) (tedit 56D1B4CB) (tstamp 5E74ED97)
+  (module MountingHole:MountingHole_3.2mm_M3 (layer F.Cu) (tedit 56D1B4CB) (tstamp 5EC6ECBA)
     (at 475.16288 114.08156)
     (descr "Mounting Hole 3.2mm, no annular, M3")
     (tags "mounting hole 3.2mm no annular m3")
@@ -809,7 +866,7 @@
     (pad 1 np_thru_hole circle (at 0 0) (size 3.2 3.2) (drill 3.2) (layers *.Cu *.Mask))
   )
 
-  (module MountingHole:MountingHole_3.2mm_M3 (layer F.Cu) (tedit 56D1B4CB) (tstamp 5E826FA1)
+  (module MountingHole:MountingHole_3.2mm_M3 (layer F.Cu) (tedit 56D1B4CB) (tstamp 5EC6ECA5)
     (at 437.06288 114.08156)
     (descr "Mounting Hole 3.2mm, no annular, M3")
     (tags "mounting hole 3.2mm no annular m3")
@@ -7902,6 +7959,17 @@
     )
   )
 
+  (gr_line (start 193.4464 117.2718) (end 237.6551 117.2718) (layer F.SilkS) (width 0.254) (tstamp 5EC6EDB8))
+  (gr_text "Interface MNT" (at 214.8713 115.3541) (layer F.SilkS) (tstamp 5EC6EDAC)
+    (effects (font (size 1.5 1.5) (thickness 0.3)))
+  )
+  (gr_text "Interface MNT" (at 459.7908 109.1565) (layer F.SilkS) (tstamp 5EC6EDAC)
+    (effects (font (size 1.5 1.5) (thickness 0.3)))
+  )
+  (gr_line (start 363.2327 113.8174) (end 389.1407 113.8174) (layer F.SilkS) (width 0.254))
+  (gr_text "Interface MNT" (at 376.0343 112.3188) (layer F.SilkS)
+    (effects (font (size 1.5 1.5) (thickness 0.3)))
+  )
   (gr_text "SOL-20 keyboard rev 1.4" (at 362.7374 223.1644) (layer F.SilkS)
     (effects (font (size 2.032 2.032) (thickness 0.2032)))
   )