Samsung M60 User Manual page 50

Remote Control Operating Range
The valid distance for the remote control is determined by the user environment. It is recommended to use the remote
control within 3 meters and a 45 degree angle from the remote control sensor on the device.
Safekeeping Your Remote Control
When the remote control is not being used, keep the remote control in the PC Card slot.
To keep the remote control in the slot, insert the remote control into the slot so that the Remote Control Signal Transmitter
faces outward.
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