diff --git a/README.md b/README.md
index 49822bd..394c0ce 100644
--- a/README.md
+++ b/README.md
@@ -17,6 +17,11 @@ A Raspberry Pi-compatible PCB that extends the GPIO header with protected I/O, r
 - CH1 and CH7 led on
 
 
+## Power supply board 
+FIXME: barrel-connector wrong polarity 
+-> change housing (connected via wires)
+-> fix layout, schematic
+
 
 
 # RPI Specs (Zero, 3+)
diff --git a/led-boards_v0.1/led-boards_v0.1.kicad_pcb b/led-boards_v0.1/led-boards_v0.1.kicad_pcb
index d7aa703..dfc57bb 100644
--- a/led-boards_v0.1/led-boards_v0.1.kicad_pcb
+++ b/led-boards_v0.1/led-boards_v0.1.kicad_pcb
@@ -13403,7 +13403,7 @@
 			(justify left bottom)
 		)
 	)
-	(gr_text "Note milling:  mount holes om 8x led-boards cant be used with 2.2mm torx (too close to outline)"
+	(gr_text "Note milling:  mount holes on 8x led-boards cant be used with 2.2mm torx (too close to outline)"
 		(at 131.4704 95.0976 0)
 		(layer "Cmts.User")
 		(uuid "63943838-40a0-44c5-a443-8f6982aa89df")
@@ -13427,7 +13427,7 @@
 			(justify left bottom)
 		)
 	)
-	(gr_text "2x PWM\n - 5mm blue\n - 20 Ohm\n - common anode"
+	(gr_text "2x PWM\n - 5mm blue\n - 15 Ohm\n - common anode"
 		(at 205.0288 48.8696 90)
 		(layer "User.4")
 		(uuid "33d1b519-e13f-4c02-9e89-5896e7524b33")
@@ -13439,7 +13439,7 @@
 			(justify left bottom)
 		)
 	)
-	(gr_text "8x analog in\n - 3mm yellow\n - 470 Ohm\n - common Cathode"
+	(gr_text "8x analog in\n - 3mm yellow\n - 47 Ohm\n - common Cathode"
 		(at 114.9096 71.6026 0)
 		(layer "User.4")
 		(uuid "4eaa8315-7c92-440c-a17c-7b34641e5a7d")
@@ -13463,7 +13463,7 @@
 			(justify left bottom)
 		)
 	)
-	(gr_text "8x digital out\n - 3mm red\n - 470 Ohm\n - common Anode"
+	(gr_text "8x digital out\n - 3mm red\n - 47 Ohm\n - common Anode"
 		(at 115.5446 58.5216 0)
 		(layer "User.4")
 		(uuid "ec0bb2f4-36e5-4095-bc0c-1aa615f8bbb7")
diff --git a/led-boards_v0.1/led-boards_v0.1.kicad_sch b/led-boards_v0.1/led-boards_v0.1.kicad_sch
index d40ade4..9ccd797 100644
--- a/led-boards_v0.1/led-boards_v0.1.kicad_sch
+++ b/led-boards_v0.1/led-boards_v0.1.kicad_sch
@@ -313,7 +313,7 @@
 	)
 	(wire
 		(pts
-			(xy 118.11 119.38) (xy 137.16 119.38)
+			(xy 123.19 119.38) (xy 142.24 119.38)
 		)
 		(stroke
 			(width 0)
@@ -413,7 +413,7 @@
 	)
 	(wire
 		(pts
-			(xy 118.11 127) (xy 137.16 127)
+			(xy 123.19 127) (xy 142.24 127)
 		)
 		(stroke
 			(width 0)
@@ -433,7 +433,7 @@
 	)
 	(polyline
 		(pts
-			(xy 172.085 95.25) (xy 172.085 146.05)
+			(xy 106.68 95.25) (xy 106.68 146.05)
 		)
 		(stroke
 			(width 0)
@@ -473,7 +473,7 @@
 	)
 	(wire
 		(pts
-			(xy 128.27 111.76) (xy 128.27 113.03)
+			(xy 133.35 111.76) (xy 133.35 113.03)
 		)
 		(stroke
 			(width 0)
@@ -483,7 +483,7 @@
 	)
 	(wire
 		(pts
-			(xy 128.27 113.03) (xy 137.16 113.03)
+			(xy 133.35 113.03) (xy 142.24 113.03)
 		)
 		(stroke
 			(width 0)
@@ -523,7 +523,7 @@
 	)
 	(wire
 		(pts
-			(xy 118.11 129.54) (xy 137.16 129.54)
+			(xy 123.19 129.54) (xy 142.24 129.54)
 		)
 		(stroke
 			(width 0)
@@ -543,7 +543,7 @@
 	)
 	(wire
 		(pts
-			(xy 118.11 121.92) (xy 137.16 121.92)
+			(xy 123.19 121.92) (xy 142.24 121.92)
 		)
 		(stroke
 			(width 0)
@@ -553,7 +553,7 @@
 	)
 	(wire
 		(pts
-			(xy 118.11 116.84) (xy 137.16 116.84)
+			(xy 123.19 116.84) (xy 142.24 116.84)
 		)
 		(stroke
 			(width 0)
@@ -643,7 +643,7 @@
 	)
 	(wire
 		(pts
-			(xy 118.11 124.46) (xy 137.16 124.46)
+			(xy 123.19 124.46) (xy 142.24 124.46)
 		)
 		(stroke
 			(width 0)
@@ -653,7 +653,7 @@
 	)
 	(wire
 		(pts
-			(xy 118.11 134.62) (xy 137.16 134.62)
+			(xy 123.19 134.62) (xy 142.24 134.62)
 		)
 		(stroke
 			(width 0)
@@ -663,7 +663,7 @@
 	)
 	(wire
 		(pts
-			(xy 118.11 132.08) (xy 137.16 132.08)
+			(xy 123.19 132.08) (xy 142.24 132.08)
 		)
 		(stroke
 			(width 0)
@@ -751,7 +751,7 @@
 		)
 		(uuid "0b1b0300-2259-4950-a74f-fd7767ec8854")
 	)
-	(text "5mm blue\n3V 20mA\n=> 20 Ohm"
+	(text "5mm blue\n3V 20mA\n=> 15 Ohm"
 		(exclude_from_sim no)
 		(at 178.308 53.594 0)
 		(effects
@@ -761,7 +761,7 @@
 		)
 		(uuid "100b8fd8-72b9-469a-be3b-fa49a5b022ae")
 	)
-	(text "3mm yellow\n2.3V 20mA\n-> 50Ohm -> 47Ohm"
+	(text "3mm yellow\n2.3V 20mA\n-> 50 Ohm -> 47 Ohm"
 		(exclude_from_sim no)
 		(at 85.852 121.412 0)
 		(effects
@@ -782,7 +782,7 @@
 		)
 		(uuid "2d4508d1-3ee0-4c2f-8a75-7442b6f42231")
 	)
-	(text "3mm red\n2.3V 20mA\n-> 50Ohm -> 47Ohm"
+	(text "3mm red\n2.3V 20mA\n-> 50 Ohm -> 47 Ohm"
 		(exclude_from_sim no)
 		(at 241.808 122.682 0)
 		(effects
@@ -794,7 +794,7 @@
 	)
 	(text "8x Digital Input (0-120V)"
 		(exclude_from_sim no)
-		(at 131.572 101.346 0)
+		(at 136.652 101.346 0)
 		(effects
 			(font
 				(size 2.2 2.2)
@@ -806,7 +806,7 @@
 	)
 	(text "3mm orange\n2.4V 30mA\n=> 27 Ohm"
 		(exclude_from_sim no)
-		(at 143.002 106.426 0)
+		(at 148.082 106.426 0)
 		(effects
 			(font
 				(size 1.27 1.27)
@@ -837,7 +837,7 @@
 		(uuid "f29599db-8ead-43ef-83ed-0987f5b28d85")
 	)
 	(label "LED_digital-out_6"
-		(at 118.11 129.54 0)
+		(at 123.19 129.54 0)
 		(fields_autoplaced yes)
 		(effects
 			(font
@@ -848,7 +848,7 @@
 		(uuid "072aff27-aaf2-4be4-afbf-274347824c00")
 	)
 	(label "LED_digital-out_3"
-		(at 118.11 121.92 0)
+		(at 123.19 121.92 0)
 		(fields_autoplaced yes)
 		(effects
 			(font
@@ -859,7 +859,7 @@
 		(uuid "0d7815ad-5557-40cf-8b30-0a142e5ea8a5")
 	)
 	(label "LED_digital-out_2"
-		(at 118.11 119.38 0)
+		(at 123.19 119.38 0)
 		(fields_autoplaced yes)
 		(effects
 			(font
@@ -881,7 +881,7 @@
 		(uuid "4b9f7c68-4da1-4f54-825b-8a53798277d6")
 	)
 	(label "LED_digital-out_4"
-		(at 118.11 124.46 0)
+		(at 123.19 124.46 0)
 		(fields_autoplaced yes)
 		(effects
 			(font
@@ -903,7 +903,7 @@
 		(uuid "a1c798e9-8ad2-4c32-99ba-2de06794f909")
 	)
 	(label "LED_digital-out_1"
-		(at 118.11 116.84 0)
+		(at 123.19 116.84 0)
 		(fields_autoplaced yes)
 		(effects
 			(font
@@ -914,7 +914,7 @@
 		(uuid "a7d8e74e-73bd-4897-8f46-7fbcfb513213")
 	)
 	(label "LED_digital-out_8"
-		(at 118.11 134.62 0)
+		(at 123.19 134.62 0)
 		(fields_autoplaced yes)
 		(effects
 			(font
@@ -969,7 +969,7 @@
 		(uuid "ba0bf30e-9aa8-48b7-827e-6edf8b31978d")
 	)
 	(label "LED_digital-out_7"
-		(at 118.11 132.08 0)
+		(at 123.19 132.08 0)
 		(fields_autoplaced yes)
 		(effects
 			(font
@@ -1002,7 +1002,7 @@
 		(uuid "c6de0414-3677-4ea9-b488-3930297bb16a")
 	)
 	(label "LED_digital-out_5"
-		(at 118.11 127 0)
+		(at 123.19 127 0)
 		(fields_autoplaced yes)
 		(effects
 			(font
@@ -1234,7 +1234,7 @@
 	)
 	(symbol
 		(lib_id "power:+3V3")
-		(at 128.27 111.76 0)
+		(at 133.35 111.76 0)
 		(unit 1)
 		(exclude_from_sim no)
 		(in_bom yes)
@@ -1242,7 +1242,7 @@
 		(dnp no)
 		(uuid "3164481f-11e6-40e9-b0cd-a1da03401eb5")
 		(property "Reference" "#PWR053"
-			(at 128.27 115.57 0)
+			(at 133.35 115.57 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -1251,7 +1251,7 @@
 			)
 		)
 		(property "Value" "+3V3"
-			(at 128.27 107.95 0)
+			(at 133.35 107.95 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -1259,7 +1259,7 @@
 			)
 		)
 		(property "Footprint" ""
-			(at 128.27 111.76 0)
+			(at 133.35 111.76 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -1268,7 +1268,7 @@
 			)
 		)
 		(property "Datasheet" ""
-			(at 128.27 111.76 0)
+			(at 133.35 111.76 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -1277,7 +1277,7 @@
 			)
 		)
 		(property "Description" "Power symbol creates a global label with name \"+3V3\""
-			(at 128.27 111.76 0)
+			(at 133.35 111.76 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -2138,7 +2138,7 @@
 		)
 	)
 	(sheet
-		(at 137.16 110.49)
+		(at 142.24 110.49)
 		(size 12.7 26.67)
 		(stroke
 			(width 0.1524)
@@ -2149,7 +2149,7 @@
 		)
 		(uuid "fa531529-e8ec-4675-8588-b82f9739f0d2")
 		(property "Sheetname" "8x-LED-common-anode_external1"
-			(at 120.904 139.7 0)
+			(at 125.984 139.7 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -2158,7 +2158,7 @@
 			)
 		)
 		(property "Sheetfile" "8x-LED-common-anode_external.kicad_sch"
-			(at 122.936 140.716 0)
+			(at 128.016 140.716 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -2167,7 +2167,7 @@
 			)
 		)
 		(pin "LED1" input
-			(at 137.16 116.84 180)
+			(at 142.24 116.84 180)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -2177,7 +2177,7 @@
 			(uuid "6da8b6a2-b024-4247-a890-5bf51440f28c")
 		)
 		(pin "LED2" input
-			(at 137.16 119.38 180)
+			(at 142.24 119.38 180)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -2187,7 +2187,7 @@
 			(uuid "2370100f-ad7c-4528-88fa-8bcc40fbaa2d")
 		)
 		(pin "LED3" input
-			(at 137.16 121.92 180)
+			(at 142.24 121.92 180)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -2197,7 +2197,7 @@
 			(uuid "8d3abcd6-30b8-4aeb-b4cb-795661ef8610")
 		)
 		(pin "LED4" input
-			(at 137.16 124.46 180)
+			(at 142.24 124.46 180)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -2207,7 +2207,7 @@
 			(uuid "ea3a86ef-fab8-419a-9e21-421f525afbb0")
 		)
 		(pin "LED5" input
-			(at 137.16 127 180)
+			(at 142.24 127 180)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -2217,7 +2217,7 @@
 			(uuid "62da66b4-50cb-44c4-b2b0-e398ac79dfbc")
 		)
 		(pin "LED7" input
-			(at 137.16 132.08 180)
+			(at 142.24 132.08 180)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -2227,7 +2227,7 @@
 			(uuid "c6c67edf-76ba-4fea-b2fe-9b50ed6ea7bd")
 		)
 		(pin "LED8" input
-			(at 137.16 134.62 180)
+			(at 142.24 134.62 180)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -2237,7 +2237,7 @@
 			(uuid "ebaacf63-30fb-4b4a-847c-fb3a8175f1e2")
 		)
 		(pin "LED6" input
-			(at 137.16 129.54 180)
+			(at 142.24 129.54 180)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -2247,7 +2247,7 @@
 			(uuid "b204f650-9a0c-4653-a989-79dd1f2f4420")
 		)
 		(pin "Anode" input
-			(at 137.16 113.03 180)
+			(at 142.24 113.03 180)
 			(effects
 				(font
 					(size 1.27 1.27)
diff --git a/power-supply-board_v1.0/power-supply-board_v1.0.kicad_pcb b/power-supply-board_v1.0/power-supply-board_v1.0.kicad_pcb
index d815948..7f00550 100644
--- a/power-supply-board_v1.0/power-supply-board_v1.0.kicad_pcb
+++ b/power-supply-board_v1.0/power-supply-board_v1.0.kicad_pcb
@@ -43261,6 +43261,19 @@
 			(justify left bottom)
 		)
 	)
+	(gr_text "FIXME: Power supply barrel connector wrong polarity -> reroute"
+		(at 86.98 129.76 -0)
+		(layer "F.Cu")
+		(uuid "d06dcb3d-61f7-46b5-ab9d-a35c29a9f224")
+		(effects
+			(font
+				(size 1.5 1.5)
+				(thickness 0.3)
+				(bold yes)
+			)
+			(justify left bottom)
+		)
+	)
 	(gr_text "Via"
 		(at 195.707 48.006 0)
 		(layer "Cmts.User")
diff --git a/power-supply-board_v1.0/power-supply-board_v1.0.kicad_sch b/power-supply-board_v1.0/power-supply-board_v1.0.kicad_sch
index 0b465ab..f4236ca 100644
--- a/power-supply-board_v1.0/power-supply-board_v1.0.kicad_sch
+++ b/power-supply-board_v1.0/power-supply-board_v1.0.kicad_sch
@@ -14675,7 +14675,7 @@
 		)
 		(uuid "f9ba8cda-125a-469c-9294-dbb980b4df9f")
 	)
-	(text "TODO next version:\n  - add LED for each voltage in housing (external using connector)?\n\nFixed since V1.0:\n  - TVS polarity\n  - Fuse, Diode footprint\n  - add GND Testpoint\n  - led gnd via\n  - 5x low power connector\n\n"
+	(text "TODO next version:\n  - add LED for each voltage in housing (external using connector)?\n  - FIXME: Verify power supply barrel connector polarity (wrong in V1.0)\n\nFixed since V1.0:\n  - TVS polarity\n  - Fuse, Diode footprint\n  - add GND Testpoint\n  - led gnd via\n  - 5x low power connector\n\n"
 		(exclude_from_sim no)
 		(at 114.3 34.544 0)
 		(effects