▁system ▁controls . ▁ ▁The ▁L M ▁pilot ▁served ▁as ▁systems ▁engineer , ▁so ▁his ▁control ▁panel ▁( right - hand ▁side ) ▁included ▁the ▁fuel ▁cell ▁gau ges ▁and ▁controls , ▁the ▁elect rical ▁and ▁battery ▁controls , ▁and ▁the ▁communic ations ▁controls . ▁ ▁Fl ank ing ▁the ▁sides ▁of ▁the ▁main ▁panel ▁were ▁sets ▁of ▁smaller ▁control ▁pan els . ▁On ▁the ▁left ▁side ▁were ▁a ▁circuit ▁break er ▁panel , ▁audio ▁controls , ▁and ▁the ▁S CS ▁power ▁controls . ▁On ▁the ▁right ▁were ▁additional ▁circuit ▁break ers ▁and ▁a ▁redundant ▁audio ▁control ▁panel , ▁along ▁with ▁the ▁environmental ▁control ▁switch es . ▁In ▁total , ▁the ▁command ▁module ▁pan els ▁included ▁ 2 4 ▁instruments , ▁ 5 6 6 ▁switch es , ▁ 4 0 ▁event ▁indic ators , ▁and ▁ 7 1 ▁lights . ▁ ▁The ▁three ▁crew ▁c ouch es ▁were ▁constructed ▁from ▁h ollow ▁steel ▁tub ing ▁and ▁covered ▁in ▁a ▁heavy , ▁fire proof ▁cloth ▁known ▁as ▁Ar mal on . ▁The ▁leg ▁p ans ▁of ▁the ▁two ▁outer ▁c ouch es ▁could ▁be ▁fol ded ▁in ▁a ▁variety ▁of ▁positions , ▁while ▁the ▁hip ▁pan ▁of ▁the ▁center ▁c ouch ▁could ▁be ▁dis connected ▁and ▁laid ▁on ▁the ▁a ft ▁bulk head . ▁One ▁rotation ▁and ▁one ▁translation ▁hand ▁controller ▁was ▁installed ▁on ▁the ▁arm rest s ▁of ▁the ▁left - hand ▁c ouch . ▁The ▁translation ▁controller ▁was ▁used ▁by ▁the ▁crew ▁member ▁performing ▁the ▁trans position , ▁dock ing ,