is shown partially out of frame 94 in the preferred embodiment of the present invention the power cord not shown to the motor 130 is clamped to a folding bracket not shown that extends when the drawer is pulled out the bracket folds to a closed position when the drawer is in its operating position such a bracket is cable carrier model number cc5 1 manufactured by accuride a division of standard precision inc of sante fe springs calif a means for locking frame 88 in a closed position for example a magnetic latching mechanism can be used to prevent frame 88 from separating from frame 94 under normal operating conditions referring now to fig7 and 8 dual transport and merge unit 60 is shown with transport sections 62 and 64 in normal operating position transport sections 62 and 64 each include a plurality of upper belts 166 extended over upper upstream pulleys 168 and downstream pulleys 160 and a plurality of lower belts 162 extended over lower upstream pulleys 164 and downstream pulleys 165 the upper reach of lower belts 162 and the lower reach of upper belts 166 operate to convey sheets fed through transport and merge sections 62 and 64 along paper paths 39 and 29 respectively there are conventional trap assemblies generally designated 66 and 68 for staging the advancement of sheets in sections 62 and 64 respectively trap assemblies 66 and 68 each include a pair of stop roller pairs 170 that are controlled by a conventional clutch and brake arrangement.