Patent ID: 8752690

Claim:
A bill depositing/withdrawing machine comprising: a bill inlet section into which a bill is insertable; a bill conveyance channel connected to the bill inlet section; a feeder configured to feed bills one by one, in either a continuous feeding mode or an intermittent feeding mode, from said bill inlet section to the bill conveyance channel; a discriminator configured to discriminate the bills conveyed by the bill conveyance channel; an accumulator configured to accumulate the bills conveyed to said bill inlet section; an identification information reader configured to read identification information of each of the bills discriminated by said discriminator; an identification information storage configured to store the read identification information; and a controller configured to determine, upon detection of an abnormal bill by the discriminator, whether or not the identification information of the abnormal bill is already stored in said identification information storage, and if the identification information of the abnormal bill is already stored, to cause said feeder to switch from the continuous feeding mode to the intermittent feeding mode, after undiscriminated ones of the bills in said bill conveyance channel are returned to said bill inlet section with the abnormal bill, wherein the feeder is configured to feed, when working in the intermittent feeding mode, a bill from said inlet section to said conveyance channel after an immediately preceding bill fed from said bill inlet section to said conveyance channel is discriminated by said discriminator.