Sony VPH-D50HTU Installation Manual page 21

How to change the polarity
1
Turn off the power of the projector.
2
Remove the upper cover.
For how to remove the upper cover, see page 20 (GB).
3
Press to open the connector cover.
4
Check the polarity switch position and the connecting position of the
polarity connectors.
For the installation methods of the projector and the settings of the switch and
the connectors, see the diagram on the next page.
Polarity switch position
Lens side
Board
Connector cover
(Factory-
side
preset)
5
Change the switch position and/or the connecting position of the
connectors, if necessary.
Polarity switch: Set to the lens side or board side position.
Polarity connectors: Disconnect the three connectors, then turn them
over (180°) and reinsert into the receptacles on the lens side or the
board side.
6
Make sure to insert the connectors correctly and to set the switch to the
correct position, then restore the connector cover and the upper cover.
Note
If the connector cover does not shut firmly, the power of the projector is not turned
on.
Connecting position of
the polarity connectors
Lens side
(Factory-preset)
Board side
21
Installation (GB)