AOpen I975XA-YDG Manual page 34

(2) Install IR_Receiver on the front panel of case, the receiver should not
have any block on it. So it can receive IR signal without interfere.
3. Remote Control Installation:
(1) Pull out Remote Control's battery socket
(2) Placce battery into battery socket and plug into remote control
togetherly
Push the stick on the
left side and pull out
battery socket
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IR Receiver