4 main cable & extension cable, 5 keypad pack, 3 receivers’ connection illustration – QOMO QIR300 User Manual User Manual
Page 9: 1 main cable, 2 extension cable (optional)
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receiver.
2.3.3 Receivers’ Connection
Illustration
The main receiver can be connected with up to 14
extension receivers, enabling the system to retrieve and
transmit signals in the most complex of the rooms. Each
receiver has three ports to facilitate the connecting of the
port to additional receiver.
2.4 Main cable & extension
cable
2.4.1 Main cable
Provide 5V DC to the main receiver to realize the data communication between main receiver and
PC host.
2.4.2 Extension cable (optional)
Extension cable is used to connect one extension
receiver to either the main receiver or to another
extension receiver. As shown on the right.
2.5 Keypad pack
Convenient carrying case that holds student
keypad, instructor keypad, receiver, software disk, and
cables