Lenovo LED-3214 User Manual page 17

COAXIAL CONNECTION
Use the coaxial cable (not included) to connect the unit with
amplifier or other audio decoding devices for coaxial audio signal
output.
USB CONNECTION
INSERT A CI CARD
Insert your CI card (Conditional
Access Module) to watch special
digital channels in your area.
USB Memory Device
(Not included)
16
(Not included)