Sony DVW-790WS/790WSP Installation CTL Head Replacement, Entrance Head Assembly Installation

4-2. Parts Replacement

Installation

2. CTL Head Replacement

(1)Desolder the two leads from the CTL head.

(2)Remove the screw at the back side of the CTL head assembly and the CTL head.

(3)Put the boss of CTL bracket in the hole at the bottom of the new CTL head and tighten the screw.

(4)Solder the two leads to the printed circuit board of the CTL head.

(Refer to the (1) in the step 2.) n

Never mistake the soldering positions. If mis- taking, the serious tape interchange ability trouble will occure.

3.Entrance Head Assembly Installation

(1) Put the two bosses of the chassis in the two reference guide holes of the entrance head as- sembly and tighten the two screws.

(2) Connect the harness connector to the connec- tor CN3 on the CTL-10 board.

4.Entrance Head Assembly Cleaning

Clean the CTL head, erase head, cleaning blade and tape guides using a cleaning cloth moistened

with cleaning fluid.

n

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

4-64

CTL head

Lead wire (white)

Lead wire (glay)

CTL head

	PSW 2x5
PSW 2x5
Entrance head assembly	CTL-10 board
PSW 2x5	CN3
Guide
hole
Bosses
	DVW-790WS/709WS/707
	DVW-790WSP/709WSP/707P P2V1