Control unit of a cash transaction machine and multi channel connecting device

A control unit of a cash transaction machine, comprising:

• a main body including a central processing section for controlling the cash transaction machine;
• a main board mounted within the main body and including a central processing device, a memory, a main connection port electrically connected to the central processing device and exposed at a front face of the main body, and a card slot electrically connected to the central processing device and arranged at the front face of the main body;
• and
• an extension card mounted in the card slot and including an extension connection port exposed at the front face of the main body.

A multi channel connecting device for electrically connecting peripheral devices to a main device, comprising:

• a body;
• a plurality of connection ports formed at a front face of the body;
• a circuit section mounted in the body and electrically connected to the connection ports;
• and
• a multi connection section electrically connected to the circuit section in correspondence with the respective connection ports to functionally connect the connection ports to the main device.

A control unit of a cash transaction machine to be electrically connected to a plurality of peripheral devices, comprising:

• a main body for controlling the peripheral devices;
• an integrated connection module mounted in the main body;
• a multi channel connecting device including a plurality of connection ports formed at a front face thereof, a circuit section electrically connected to the connection ports, and a multi connection section electrically connected to the circuit section to electrically connect the connection ports and the integrated connection module to each other;
• and
• a multi cable for electrically connecting the multi connection section and the integrated connection module to each other.