Sony DVW-790WS/790WSP, DVW-709WS/709WSP manual Lower DC Fan

3-5. Replacing the DC Fans

3-5-2. Lower DC Fan

1.Open the inside panel. n

If the optional DIF-75 board (BKDW-702) has been installed, disconnect the coaxial cable from the connector (CN2) on the DIF-75 board. And then pull the DIF-75 board out.

2.Remove the three screws (P 2x4.5) to remove the spacer.

3.Remove the two screws (P 2.6x16) to remove the DC fan, cushion, and nut plate.

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The cushion is not used in the following serial numbers and higher.

DVW-707 : 10031 and higher

DVW-707P : 40071 and higher

DVW-709WS : 10046 and higher

DVW-709WSP : 40121 and higher

DVW-790WS : 10036 and higher

DVW-790WSP : 40126 and higher

4.Disconnect the harness from the connector (CN54) on the MB-811 board.

5.Reattach the DC fan by reversing the remov- ing steps.

Standard tightening torque :

8 x10_2 N.m {0.8 kgf.cm}

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Take care that the harness does not touch the fan’s blade and is not routed across the fan.

	MB-811 board
DC fan	Spacer
Cushion	CN54
Nut plate
	P 2x4.5
COPAL	P 2.6x16
F251R
Direction of the fan
when attached

3-24 DVW-790WS/709WS/707

DVW-790WSP/709WSP/707P P2V1