Sony Digital Betacam DVW-707 Maintenance Manual page 170

4-2. Parts Replacement
Removal
1. Brake Band Removal
(1) Remove the stop washer on the tension regula-
tor arm using a pair of tweezers (or equiva-
lent).
n
When removing, do not press the excessive
force to the tension regulator arm.
(2) Remove the hook of the brake band from the
shaft of the tension regulator arm.
n
Do not bend the brake band. Do not put the oil
onto the felt surface.
2. Tension Regulator Arm Assembly
Removal
(1) Remove the hook of the spring at the tension
regulator arm side shown in the figure.
n
Keep the positions of the spring that hooked to
the drawing arm and tension regulator arm in
mind.
(2) Remove the two screws of the bearing holder
and the tension regulator arm assembly.
4-86
Tension regulator arm
Stop washer 1.2
Brake
band
hook
Bearing holder
PWH 1.4x2.5
PWH 1.4
x2.5
Cassette guide
Drawing arm
Tension regulator
guide (S4)
Spring
DVW-790WS/709WS/707 P2V1
DVW-790WSP/709WSP/707P P2V1