\documentclass[a4]{standalone}
\standaloneconfig{border=20pt}
\usepackage{tikz}
\usepackage{graphicx}
\usepackage[a4paper,top=3cm, bottom=2.5cm, left=1cm, right=2cm ]{geometry}
\begin{document}
\definecolor{VXDcol}{RGB}{255,255,255}
\definecolor{SITcol}{RGB}{221,221,221}
\definecolor{SETcol}{RGB}{221,221,221}
\definecolor{TPCcol}{RGB}{245,243,0}
\definecolor{ECALcol}{RGB}{123,243,0}
\definecolor{HCALcol}{RGB}{196,194,49}
\definecolor{YOKEcol}{RGB}{24,194,196}
\definecolor{COILcol}{RGB}{73,73,221}
\definecolor{FTDcol}{RGB}{101,28,147}
\definecolor{FCALcol}{RGB}{171,170,171}
\begin{tikzpicture}
\draw  [fill=VXDcol] ( 0.0 , 0.16 )   --  ( 0.0 , 0.6 )   --  ( 1.776 , 0.6 )   --  ( 1.776 , 0.241 )   --  ( 1.5 , 0.241 )   --  ( 0.8 , 0.16 )   --  ( 0.0 , 0.16 )  ;

\draw  [fill=SITcol] ( 0.0 , 1.529 )   --  ( 0.0 , 3.24609420868 )   --  ( 6.441 , 3.24609420868 )   --  ( 6.441 , 2.998 )   --  ( 3.681 , 2.998 )   --  ( 3.681 , 1.529 )   --  ( 0.0 , 1.529 )  ;

\draw  [fill=FTDcol] ( 1.777 , 0.251 )   --  ( 1.777 , 1.528 )   --  ( 3.682 , 1.528 )   --  ( 3.682 , 2.997 )   --  ( 6.442 , 2.997 )   --  ( 6.442 , 3.289 )   --  ( 23.5 , 3.289 )   --  ( 23.5 , 1.84093 )   --  ( 2.3 , 0.251 )   --  ( 1.777 , 0.251 )  ;

\draw  [fill=TPCcol] ( 0.0 , 3.29 )   --  ( 0.0 , 18.08 )   --  ( 23.5 , 18.08 )   --  ( 23.5 , 3.29 )   --  ( 0.0 , 3.29 )  ;

\draw  [fill=ECALcol] ( 0.0 , 18.43 )   --  ( 0.0 , 20.28 )   --  ( 23.5 , 20.28 )   --  ( 23.5 , 18.43 )   --  ( 0.0 , 18.43 )  ;

\draw  [fill=ECALcol] ( 24.5 , 4.0 )   --  ( 24.5 , 20.888 )   --  ( 26.35 , 20.888 )   --  ( 26.35 , 4.0 )   --  ( 24.5 , 4.0 )  ;

\draw  [fill=ECALcol] ( 24.5 , 2.5 )   --  ( 24.5 , 3.9 )   --  ( 26.35 , 3.9 )   --  ( 26.35 , 2.5 )   --  ( 24.5 , 2.5 )  ;

\draw  [fill=HCALcol] ( 0.0 , 20.58 )   --  ( 0.0 , 33.9546 )   --  ( 23.5 , 33.9546 )   --  ( 23.5 , 20.58 )   --  ( 0.0 , 20.58 )  ;

\draw  [fill=HCALcol] ( 26.5 , 3.5 )   --  ( 26.5 , 33.9546 )   --  ( 39.37 , 33.9546 )   --  ( 39.37 , 3.5 )   --  ( 26.5 , 3.5 )  ;

\draw  [fill=HCALcol] ( 24.5 , 21.388 )   --  ( 24.5 , 31.3699599912 )   --  ( 26.35 , 31.3699599912 )   --  ( 26.35 , 21.388 )   --  ( 24.5 , 21.388 )  ;

\draw  [fill=YOKEcol] ( 0.0 , 44.24 )   --  ( 0.0 , 77.25 )   --  ( 40.47 , 77.25 )   --  ( 40.47 , 44.24 )   --  ( 0.0 , 44.24 )  ;

\draw  [fill=YOKEcol] ( 40.72 , 3.0 )   --  ( 40.72 , 77.25 )   --  ( 73.73 , 77.25 )   --  ( 73.73 , 3.0 )   --  ( 40.72 , 3.0 )  ;

\draw  [fill=YOKEcol] ( 39.815 , 3.0 )   --  ( 39.815 , 33.9546 )   --  ( 40.72 , 33.9546 )   --  ( 40.72 , 3.0 )   --  ( 39.815 , 3.0 )  ;

\draw  [fill=COILcol] ( 0.0 , 34.2496 )   --  ( 0.0 , 41.7496 )   --  ( 38.72 , 41.7496 )   --  ( 38.72 , 34.2496 )   --  ( 0.0 , 34.2496 )  ;

\draw  [fill=SITcol] ( 34.75 , 0.2 )   --  ( 34.75 , 1.5 )   --  ( 36.950024 , 1.5 )   --  ( 36.950024 , 0.2 )   --  ( 34.75 , 0.2 )  ;

\draw  [fill=SITcol] ( 25.0 , 0.8 )   --  ( 25.0 , 1.952 )   --  ( 26.3065 , 1.952 )   --  ( 26.3065 , 0.8 )   --  ( 25.0 , 0.8 )  ;

\draw  [fill=SITcol] ( 26.8 , 1.0 )   --  ( 26.8 , 3.25 )   --  ( 32.0 , 3.25 )   --  ( 32.0 , 1.0 )   --  ( 26.8 , 1.0 )  ;

\end{tikzpicture}
\end{document}
