PURPOSE: To perform an easy and safe jam processing work outside a device body by a method wherein a feed roller arranged on the side deep in a picture forming device body is pulled out from the picture forming device body together with a support member.

CONSTITUTION: A feed roller 62b, arranged on the side deep in a picture forming device body 1, of a feed roller pair 62 is pulled out from the picture forming device body 1 together with a support member 67. Along with pull out of the feed roller 62b, a part of a jam sheet P nipped between the feed roller pair 62 is pulled out from the device body 1 in a manner to be followed by the feed roller 62b and a jam processing work is effected.