Sony DVW-709WS/709WSP Soldering the Leads of Slip Ring Assembly, Brush Assembly Installation

10.Soldering the Leads of Slip Ring Assembly

Solder the three leads of the slip ring assembly to the UDR-9 board on the upper drum assembly.

Red lead : RED pattern

Blue lead : BLUE pattern

Black lead : BLK pattern

11. Brush Assembly Installation

(1)Temporarily attach the brush assembly to the brush support using the screw as shown in the figure.

(2)Move the brush base while pressing down the brush base above the brush support and tempo- rarily attach the brush assembly using the oth- er screw.

(3)Tighten the screws in steps (1) and (2).

(4)Check that the brush touches against the slip ring.

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Once steps (1) to (3) are completed, the height of the brush and contact pressure against the slip ring will be automatically adjusted.

(5)Connect the connector on the brush assembly board.

12. Brush Cover Installation

Align the hole of the brush cover with the shaft of the slip ring and tighten the two screws.

13.Cleaning of Video Heads and Tape Running Surfaces

Clean the following areas using a cleaning cloth moistened with cleaning fluid.

.Video heads (Refer to section 7-1-2 of Mainte- nance Manual Part 1.)

.Tape running surface of the upper drum (Refer to section 7-1-2 of Maintenance Manual Part 1.)

.Tape running surface and lead of the lower drum (Refer to section 7-1-3 of Maintenance Manual Part 1.)

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After cleaning, be sure to wipe the relevant areas using a dry cleaning cloth.

DVW-790WS/709WS/707

				4-2. Parts Replacement
	Brush	Brush base		Screw
	Slip ring
Lead wires
RED
				Temporarily
				fasten this
BLUE	BLK			screw first.
			Brush support
Connector		Brush	Slip ring

4-15

DVW-790WSP/709WSP/707P P2V1