@@ -503,7 +503,7 @@ xmlns:collada="http://www.collada.org/2008/03/COLLADASchema">
503503 </xs : complexType >
504504 <!-- Inputs container for instance_transformer; each input must be either transformer, AC combiner or inverter -->
505505 <xs : complexType name =" transformer_inputs_type" >
506- <xs : choice minOccurs = " 1 " maxOccurs =" unbounded" >
506+ <xs : choice maxOccurs =" unbounded" >
507507 <xs : element name =" instance_transformer" type =" instance_transformer_type" />
508508 <xs : element name =" instance_combiner_ac" type =" instance_combiner_ac_type" />
509509 <xs : element name =" instance_inverter" type =" instance_inverter_type" />
@@ -521,7 +521,7 @@ xmlns:collada="http://www.collada.org/2008/03/COLLADASchema">
521521 </xs : complexType >
522522 <!-- Inputs container for instance_combiner_ac; each input must must be either transformer, AC combiner or inverter) -->
523523 <xs : complexType name =" combiner_ac_inputs_type" >
524- <xs : choice minOccurs = " 1 " maxOccurs =" unbounded" >
524+ <xs : choice maxOccurs =" unbounded" >
525525 <xs : element name =" instance_transformer" type =" instance_transformer_type" />
526526 <xs : element name =" instance_combiner_ac" type =" instance_combiner_ac_type" />
527527 <xs : element name =" instance_inverter" type =" instance_inverter_type" />
@@ -540,12 +540,12 @@ xmlns:collada="http://www.collada.org/2008/03/COLLADASchema">
540540 <!-- mppts container: must have one or more mppt elements -->
541541 <xs : complexType name =" mppts_type" >
542542 <xs : sequence >
543- <xs : element name =" mppt" type =" mppt_type" minOccurs = " 1 " maxOccurs =" unbounded" />
543+ <xs : element name =" mppt" type =" mppt_type" maxOccurs =" unbounded" />
544544 </xs : sequence >
545545 </xs : complexType >
546546 <!-- mppt element: contains one or more "string" and "instance_combiner_dc" elements -->
547547 <xs : complexType name =" mppt_type" >
548- <xs : choice minOccurs = " 1 " maxOccurs =" unbounded" >
548+ <xs : choice maxOccurs =" unbounded" >
549549 <xs : element name =" string" type =" string_type" />
550550 <xs : element name =" instance_combiner_dc" type =" instance_combiner_dc_type" />
551551 </xs : choice >
@@ -562,7 +562,7 @@ xmlns:collada="http://www.collada.org/2008/03/COLLADASchema">
562562 </xs : complexType >
563563 <!-- Inputs container for instance_combiner_Dc; each input must be either DC combiner or string) -->
564564 <xs : complexType name =" combiner_dc_inputs_type" >
565- <xs : choice minOccurs = " 1 " maxOccurs =" unbounded" >
565+ <xs : choice maxOccurs =" unbounded" >
566566 <xs : element name =" instance_combiner_dc" type =" instance_combiner_dc_type" />
567567 <xs : element name =" string" type =" string_type" />
568568 </xs : choice >
@@ -571,7 +571,7 @@ xmlns:collada="http://www.collada.org/2008/03/COLLADASchema">
571571 and exactly one inputs child that contains one or more input children (each wrapping a module_layout) -->
572572 <xs : complexType name =" instance_optimizer_type" >
573573 <xs : sequence >
574- <xs : choice minOccurs = " 1 " maxOccurs =" 2" >
574+ <xs : choice maxOccurs =" 2" >
575575 <xs : element name =" cable_to_parent" type =" cable_to_type" />
576576 <xs : element name =" cable_to_neighbor" type =" cable_to_type" />
577577 </xs : choice >
@@ -591,7 +591,7 @@ xmlns:collada="http://www.collada.org/2008/03/COLLADASchema">
591591 <!-- Inputs container for instance_optimizer elements: It must appear exactly once and contain one or more 'module_layout' children -->
592592 <xs : complexType name =" optimizer_inputs_type" >
593593 <xs : sequence >
594- <xs : element name =" module_layout" type =" module_layout_type" minOccurs = " 1 " maxOccurs =" unbounded" />
594+ <xs : element name =" module_layout" type =" module_layout_type" maxOccurs =" unbounded" />
595595 </xs : sequence >
596596 </xs : complexType >
597597 <!-- The "string" element must contain exactly one child which is either a module_array or an optimizer_array -->
@@ -605,19 +605,19 @@ xmlns:collada="http://www.collada.org/2008/03/COLLADASchema">
605605 <!-- optimizer_array: contains one or more instance_optimizer elements -->
606606 <xs : complexType name =" optimizer_array_type" >
607607 <xs : sequence >
608- <xs : element name =" instance_optimizer" type =" instance_optimizer_type" minOccurs = " 1 " maxOccurs =" unbounded" />
608+ <xs : element name =" instance_optimizer" type =" instance_optimizer_type" maxOccurs =" unbounded" />
609609 </xs : sequence >
610610 </xs : complexType >
611611 <!-- module_array: contains one or more module_layout elements -->
612612 <xs : complexType name =" module_array_type" >
613613 <xs : sequence >
614- <xs : element name =" module_layout" type =" module_layout_type" minOccurs = " 1 " maxOccurs =" unbounded" />
614+ <xs : element name =" module_layout" type =" module_layout_type" maxOccurs =" unbounded" />
615615 </xs : sequence >
616616 </xs : complexType >
617617 <!-- module_layout: must have at least one cable (either cable_to_parent or cable_to_neighbor) plus one row and one column -->
618618 <xs : complexType name =" module_layout_type" >
619619 <xs : sequence >
620- <xs : choice minOccurs = " 1 " maxOccurs =" 2" >
620+ <xs : choice maxOccurs =" 2" >
621621 <xs : element name =" cable_to_parent" type =" cable_to_type" />
622622 <xs : element name =" cable_to_neighbor" type =" cable_to_type" />
623623 </xs : choice >
@@ -757,50 +757,50 @@ xmlns:collada="http://www.collada.org/2008/03/COLLADASchema">
757757 </xs : element >
758758 <xs : element name =" components" >
759759 <xs : complexType >
760- <xs : sequence >
761- <xs : element name =" modules" >
760+ <xs : all >
761+ <xs : element name =" modules" minOccurs = " 0 " >
762762 <xs : complexType >
763763 <xs : sequence >
764- <xs : element name =" module" type =" module_type_object" minOccurs = " 1 " maxOccurs =" unbounded" />
764+ <xs : element name =" module" type =" module_type_object" maxOccurs =" unbounded" />
765765 </xs : sequence >
766766 </xs : complexType >
767767 </xs : element >
768- <xs : element name =" inverters" >
768+ <xs : element name =" inverters" minOccurs = " 0 " >
769769 <xs : complexType >
770770 <xs : sequence >
771- <xs : element name =" inverter" type =" inverter_type_object" minOccurs = " 1 " maxOccurs =" unbounded" />
771+ <xs : element name =" inverter" type =" inverter_type_object" maxOccurs =" unbounded" />
772772 </xs : sequence >
773773 </xs : complexType >
774774 </xs : element >
775775 <xs : element name =" combiners_dc" minOccurs =" 0" >
776776 <xs : complexType >
777777 <xs : sequence >
778- <xs : element name =" combiner_dc" type =" combiner_dc_type_object" minOccurs = " 0 " maxOccurs =" unbounded" />
778+ <xs : element name =" combiner_dc" type =" combiner_dc_type_object" maxOccurs =" unbounded" />
779779 </xs : sequence >
780780 </xs : complexType >
781781 </xs : element >
782782 <xs : element name =" combiners_ac" minOccurs =" 0" >
783783 <xs : complexType >
784784 <xs : sequence >
785- <xs : element name =" combiner_ac" type =" combiner_ac_type_object" minOccurs = " 0 " maxOccurs =" unbounded" />
785+ <xs : element name =" combiner_ac" type =" combiner_ac_type_object" maxOccurs =" unbounded" />
786786 </xs : sequence >
787787 </xs : complexType >
788788 </xs : element >
789789 <xs : element name =" cables" minOccurs =" 0" >
790790 <xs : complexType >
791791 <xs : sequence >
792- <xs : element name =" cable" type =" cable_type_object" minOccurs = " 0 " maxOccurs =" unbounded" />
792+ <xs : element name =" cable" type =" cable_type_object" maxOccurs =" unbounded" />
793793 </xs : sequence >
794794 </xs : complexType >
795795 </xs : element >
796796 <xs : element name =" transformers" minOccurs =" 0" >
797797 <xs : complexType >
798798 <xs : sequence >
799- <xs : element name =" transformer" type =" transformer_type_object" minOccurs = " 0 " maxOccurs =" unbounded" />
799+ <xs : element name =" transformer" type =" transformer_type_object" maxOccurs =" unbounded" />
800800 </xs : sequence >
801801 </xs : complexType >
802802 </xs : element >
803- </xs : sequence >
803+ </xs : all >
804804 </xs : complexType >
805805 </xs : element >
806806 <xs : element name =" rack" >
@@ -919,7 +919,7 @@ xmlns:collada="http://www.collada.org/2008/03/COLLADASchema">
919919 </xs : annotation >
920920 <xs : complexType >
921921 <xs : sequence >
922- <xs : element name =" instance_rack_ref" minOccurs = " 1 " maxOccurs =" unbounded" >
922+ <xs : element name =" instance_rack_ref" maxOccurs =" unbounded" >
923923 <xs : complexType >
924924 <xs : attribute name =" id" type =" xs:ID" >
925925 <xs : annotation >
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