Sony STR-DN1050 - Manual (Page 345)

MULTI CHANNEL AV RECEIVER
STR-DN1050/STR-DN850
The remote control does not function.
Point the remote control at the remote control sensor on the receiver.
Remove any obstructions between the remote control and the receiver.
Replace both of the batteries in the remote control with new ones if they are weak.
Notes on use
4-488-938-11(1)
Copyright 2014 Sony Corporation
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