Pioneer VSX-59TXi - Manual (Page 13)

Before you start 01
13
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1 Use a small phillips screwdriver to remove the
screw fixing the battery cover to the back of the
remote.
2 Remove the battery cover.
3 Disconnect the old battery cell from the unit.
Do not pull the connector out by holding onto the
attached wires. Hold the connector firmly with your
fingers, or use a small screwdriver (or other sharp tool) to
disconnect it.
4 Connect the new battery cell.
Push the connector in until it is fully inserted. Make sure
you keep the wire out of the way and line up the cell
properly so that the battery cover can be closed easily.