Image Forming Apparatus Including Retaining Part for Retaining Movable Guide in Prescribed Position

An image forming apparatus comprising:

• a main body;
• a sheet discharge unit configured to discharge a sheet out of the main body;
• a fixing unit including a heating member to thermally fix developer image deposited on the sheet to provide an image-fixed sheet;
• and
• a movable guide disposed near the heating member and defining at least a part of a conveying path for guiding the image-fixed sheet toward the sheet discharge unit, the movable guide being movable between a first position and a second position, the movable guide being configured to guide one surface of the image-fixed sheet in the first position, the movable guide being configured to expose the conveying path in the second position;
• a cover disposed on a top of the main body and configured to move between an open position in which the movable guide is exposed and a closed position in which the movable guide is covered, wherein the movable guide is disposed in the first position while the cover moves from the closed position to the open position;
• and
• a retaining part configured to retain the movable guide in the second position after the movable guide moves from the first position to the second position.