Panasonic PT-D7700U, PT-DW7000U manual How to adjust the lens for addressing unevenness of focusing

How to adjust the lens

How to adjust the lens for addressing unevenness of focusing

If the image is out of focus in any portion of the screen, adjust the lens by turning the adjustment screws to obtain evenness of focusing.

Remove the lens cover and lens (Refer to page 38).

Loosen the three fixing screws that secure the lens bracket about two turns.

•Tool to be used : Allen hex socket driver or Allen wrench (2.5-mm diagonal hexagon)

Install the lens removed in step . Adjust the lens by turning the adjustment screws , , and counterclockwise.

•Tool to be used : Allen hex socket driver or Allen wrench (2.5-mm diagonal hexagon)

Lens bracket a Fixing screws

c b

Adjust the screws , , and after installing the lens.

The instructions within parentheses apply to ceiling mount installation.

V up is out of focus		V bottom is out of focus		H right is out of focus		H left is out of focus
		Turn counterclockwise
(Turn counterclockwise)		(	)	(	)	(	)
Turn counterclockwise				Turn counterclockwise
(	)	(Turn counterclockwise)		(	)	(Turn counterclockwise)
Turn counterclockwise						Turn counterclockwise
(	)	(Turn counterclockwise)		(Turn counterclockwise)		(	)

(For example)

When the image is out of focus in the upper portion of the screen (V up):

Turn the adjustment screws and little by little counterclockwise while checking evenness of focusing in the upper and lower portions.

	Vup
H	H
left	right

Vbottom

Note • Be sure to tighten the fixing screws before transportation.

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