Image forming apparatus having improved serviceability

An image forming apparatus, comprising:

• a device to form an image;
• a device to perform a user-setting function which sets one or more selections as operating parameters of the image forming apparatus as a user adjustment range, the selections adjustable by a user in view of apparatus-use environment;
• and
• a device to perform a service-setting function to set one or more selections as operating parameters of the image forming apparatus as a service adjustment range, the selections adjustable by a service engineer in view of service maintenance work conductable by the service engineer,
• wherein the selections settable by the user-setting function at least partially correspond to the selections set by the service-setting function, and the user adjustment range and the service adjustment range are independently operable for setting one or more selections, and
• wherein the user-adjustment range is used to set an operating parameter for the image forming apparatus by the user, and the user-adjustment range is different from the service-adjustment range for the operating parameter which is adjustable by the service engineer.

An image forming apparatus, comprising:

• a device to form an image;
• means for performing a user-setting function which sets one or more selections as operating parameters of the image forming apparatus as a user adjustment range, the selections adjustable by a user in view of apparatus-use environment;
• and
• means for performing a service-setting function to set one or more selections as operating parameters of the image forming apparatus as a service adjustment range, the selections adjustable by a service engineer in view of service maintenance work conductable by the service engineer,
• wherein the selections settable by the user-setting function at least partially correspond to the selections set by the service-setting function, and the user adjustment range and the service adjustment range are independently operable for setting one or more selections, and
• wherein the user-adjustment range is used to set an operating parameter for the image forming apparatus by the user, and the user-adjustment range is different from the service-adjustment range for the operating parameter which is adjustable by the service engineer.