diff --git a/gtm900-breakout/GTM900-breakout.brd b/gtm900-breakout/GTM900-breakout.brd
index 5d44c35..d7c0285 100644
--- a/gtm900-breakout/GTM900-breakout.brd
+++ b/gtm900-breakout/GTM900-breakout.brd
@@ -66,8 +66,6 @@
 <layer number="57" name="tCAD" color="6" fill="1" visible="no" active="no"/>
 <layer number="59" name="tMark" color="7" fill="1" visible="no" active="no"/>
 <layer number="60" name="bMark" color="7" fill="1" visible="no" active="no"/>
-<layer number="88" name="SimResults" color="9" fill="1" visible="yes" active="yes"/>
-<layer number="89" name="SimProbes" color="9" fill="1" visible="yes" active="yes"/>
 <layer number="90" name="Modules" color="5" fill="1" visible="no" active="no"/>
 <layer number="91" name="Nets" color="2" fill="1" visible="no" active="no"/>
 <layer number="92" name="Busses" color="1" fill="1" visible="no" active="no"/>
@@ -88,16 +86,13 @@
 <layer number="107" name="ShieldTop" color="12" fill="1" visible="no" active="no"/>
 <layer number="108" name="MeasuresWall" color="7" fill="1" visible="no" active="no"/>
 <layer number="109" name="SYSONDER" color="7" fill="1" visible="no" active="no"/>
-<layer number="110" name="fp0" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="111" name="tStopDoku" color="7" fill="1" visible="no" active="no"/>
 <layer number="112" name="bStopDoku" color="7" fill="1" visible="no" active="no"/>
 <layer number="113" name="bTPoint" color="7" fill="1" visible="no" active="no"/>
 <layer number="114" name="Änderung" color="7" fill="1" visible="no" active="no"/>
 <layer number="115" name="Laser Bohrungen" color="9" fill="1" visible="no" active="no"/>
 <layer number="116" name="Patch_BOT" color="7" fill="1" visible="no" active="no"/>
-<layer number="117" name="housing" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="118" name="Rect_Pads" color="7" fill="1" visible="no" active="no"/>
-<layer number="119" name="Layout_Info" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="120" name="lotbs" color="7" fill="1" visible="no" active="no"/>
 <layer number="121" name="lotls" color="7" fill="1" visible="no" active="no"/>
 <layer number="122" name="bTestdril" color="7" fill="1" visible="no" active="no"/>
@@ -105,10 +100,8 @@
 <layer number="124" name="bTestmark" color="7" fill="1" visible="no" active="no"/>
 <layer number="125" name="_tNames" color="7" fill="1" visible="no" active="no"/>
 <layer number="126" name="_bNames" color="7" fill="1" visible="no" active="no"/>
-<layer number="127" name="Mods" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="131" name="tAdjust" color="7" fill="1" visible="no" active="no"/>
 <layer number="132" name="bAdjust" color="7" fill="1" visible="no" active="no"/>
-<layer number="144" name="DrillLegend" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="148" name="Document_mirrored" color="7" fill="1" visible="no" active="no"/>
 <layer number="150" name="References" color="4" fill="1" visible="no" active="no"/>
 <layer number="151" name="FaceHelp" color="5" fill="1" visible="no" active="no"/>
diff --git a/gtm900-breakout/GTM900-breakout.sch b/gtm900-breakout/GTM900-breakout.sch
index 3c97be1..643c33f 100644
--- a/gtm900-breakout/GTM900-breakout.sch
+++ b/gtm900-breakout/GTM900-breakout.sch
@@ -76,7 +76,6 @@
 <layer number="95" name="Names" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="96" name="Values" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="97" name="Info" color="7" fill="1" visible="yes" active="yes"/>
-<layer number="98" name="Guide" color="6" fill="1" visible="yes" active="yes"/>
 <layer number="99" name="SpiceOrder" color="7" fill="1" visible="no" active="no"/>
 <layer number="100" name="Release" color="7" fill="1" visible="no" active="no"/>
 <layer number="101" name="Heatsink" color="1" fill="7" visible="no" active="no"/>
@@ -88,16 +87,11 @@
 <layer number="107" name="ShieldTop" color="12" fill="1" visible="no" active="no"/>
 <layer number="108" name="MeasuresWall" color="7" fill="1" visible="no" active="no"/>
 <layer number="109" name="SYSONDER" color="7" fill="1" visible="no" active="no"/>
-<layer number="110" name="fp0" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="111" name="tStopDoku" color="7" fill="1" visible="no" active="no"/>
 <layer number="112" name="bStopDoku" color="7" fill="1" visible="no" active="no"/>
 <layer number="113" name="bTPoint" color="7" fill="1" visible="no" active="no"/>
 <layer number="114" name="Änderung" color="7" fill="1" visible="no" active="no"/>
-<layer number="115" name="Component" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="116" name="Patch_BOT" color="7" fill="1" visible="no" active="no"/>
-<layer number="117" name="housing" color="7" fill="1" visible="yes" active="yes"/>
-<layer number="118" name="PCB" color="7" fill="1" visible="yes" active="yes"/>
-<layer number="119" name="Layout_Info" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="120" name="lotbs" color="7" fill="1" visible="no" active="no"/>
 <layer number="121" name="lotls" color="7" fill="1" visible="no" active="no"/>
 <layer number="122" name="bTestdril" color="7" fill="1" visible="no" active="no"/>
@@ -105,10 +99,8 @@
 <layer number="124" name="bTestmark" color="7" fill="1" visible="no" active="no"/>
 <layer number="125" name="_tNames" color="7" fill="1" visible="no" active="no"/>
 <layer number="126" name="_bNames" color="7" fill="1" visible="no" active="no"/>
-<layer number="127" name="Mods" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="131" name="tAdjust" color="7" fill="1" visible="no" active="no"/>
 <layer number="132" name="bAdjust" color="7" fill="1" visible="no" active="no"/>
-<layer number="144" name="DrillLegend" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="148" name="Document_mirrored" color="7" fill="1" visible="no" active="no"/>
 <layer number="150" name="References" color="4" fill="1" visible="no" active="no"/>
 <layer number="151" name="FaceHelp" color="5" fill="1" visible="no" active="no"/>