Sony DVW-709WS/709WSP, DVW-790WS/790WSP manual Replacement of Tape Guide, Tape Guide Removal

4-2. Parts Replacement

4-2-25. Replacement of Tape Guide

Overviews

Replacement

Tape Guide Removal

Tape Guide Installation

Adjustment after replacement

Tape Guide Height Adjustment

Tape Running Adjustment

Notes

.The tape guides of the unit have different shapes but their parts are replaced in the same way.

.When replacing all the tape guides, replace one by one and perform adjustments for each one. It is very difficult to adjust several tape guides at one time.

.Tighten the locking screws at the top of the tape guide using the following tightening torque. The standard tightening torque value : 9 x10_2 N.m {0.9 kgf.cm}

Preparations

1.Check that the unit is in the unthreading end mode.

2.Turn the power off.

3.Remove the front lid and outside panel. (Refer to section 1-6 of Maintenance Manual Part 1.)

4.Remove the cassette compartment. (Refer to section 1-8 of Maintenance Manual Part 1.)

Tools

.Tape guide adjustment screwdriver (45) : J-6325-420-A

.	Torque screwdriver bit (for M2)	:	J-6325-380-A
.	Torque screwdriver (for 3 kg)	:	J-6325-400-A

Removal

Lock-knob

1. Tape Guide Removal

(1)Set the tape guide adjustment screwdriver on the upper flange as shown in the figure.

(2)Rotate the screwdriver knob in the counter- clockwise direction and remove the upper

Screwdriver-knob

flange.

(3)Pull out the roller assembly.

The lower flange and compression coil spring can be removed here.

DVW-790WS/709WS/707 P2V1 4-113

DVW-790WSP/709WSP/707P P2V1