Patent ID: 7937006

Claim:
An image forming apparatus comprising: a fixing/pressurizing roller pair that nips a transfer sheet and transports to fix toner on the transfer sheet; a pressure control unit that controls a pressure demonstrated by the fixing/pressurizing roller pair in consideration of the type of the transfer sheet; a transfer sheet compatibility determining unit that determines whether or not the pressure set by the pressure control unit is compatible with the transfer sheet to be inserted between the fixing/pressurizing roller pair; and a control unit that performs a process to cause to notify a user of incompatibility and/or a process to forbid printing if the transfer sheet compatibility determining unit determines that the pressure set by the pressure control unit is not compatible with the transfer sheet, wherein the pressure control unit changes the pressure to a pressure compatible with the transfer sheet if the transfer sheet compatibility determining unit determines that the pressure set by the pressure control unit is not compatible with the transfer sheet.