Medium feeding unit and image forming apparatus

An image forming apparatus, comprising:

• an image recording device that includes a carrying-in path into which a medium is carried in and forms an image on the medium;
• a first feeding unit comprising:
• a first accommodating portion that accommodates a medium;
• a first conveyance path that extends from the first accommodating portion and is connected to the carrying-in path for conveying the medium from the first accommodating portion;
• a first mounting portion that includes a first hand-feeding conveyance path, wherein
• a hand-feeding unit is detachably mounted to the first mounting portion,
• the hand-feeding unit comprises a hand-feeding accommodating portion in which a hand-fed medium is to be accommodated, and
• the first hand-feeding conveyance path connects the hand-feeding accommodating portion and the carrying-in path for conveying the hand-fed medium from the hand-feeding accommodating portion;
• a connection unit for consecutive installation, that is configured to be detachably mounted to the first mounting portion in a state where the hand-feeding unit is removed from the first mounting portion, and includes an added conveyance path therein for consecutive installation to be connected to the first hand-feeding conveyance path;
• and
• a second feeding unit comprising:
• a second accommodating portion that accommodates a medium;
• a second conveyance path that extends from the second accommodating portion and is connected to the added conveyance path for conveying the medium from the second accommodating portion;
• and
• a second mounting portion that includes a second hand-feeding conveyance path, wherein
• the hand-feeding unit is detachably mounted to the second mounting portion, and
• the second hand-feeding conveyance path is connected to the added conveyance path for conveying a medium from the hand-feeding accommodating portion.