Patent ID: 7756437

Claim:
An image forming system comprising: an image forming apparatus having a paper rest; a display apparatus; a memory for storing a printer driver and a display control program; and a processor capable of accessing said memory and executing said printer driver and said display control program, said display control program being executed interfacing with said printer driver being executed, said processor further being capable of communicating to said image forming apparatus and said display apparatus, wherein: said processor is capable of controlling said image forming apparatus by execution of said printer driver so that manual duplex printing is performed by printing an image on one side of a sheet during a first half of manual duplex printing and thereafter printing an image on the other side of the manually-fed printed sheet during a second half of manual duplex printing; and said processor causes said display apparatus through said display control program to display a first instruction screen at a beginning of manual duplex printing for showing how to set said sheet onto said paper rest for the first half of manual duplex printing, said first instruction screen including instruction on whether a distinctive side of said sheet should face up or down on said paper rest.