Sony Digital Betacam DVW-707 Maintenance Manual page 208

4-3. Mechanical adjustments
Check
1. Setting
(1) Insert the FWD back tension measuring cas-
sette tape.
(2) Select the dip switch S1-1 on the HN-260
board to the ON.
In this way the red LED will light up.
(3) Press the switch S3 on the HN-210 board 10
times.
After pressing, check that the Nos. 1 and 3 of
the MODE display LEDs light up.
(4) Press the REW button. In this way the unit en-
ters the REVx1 mode.
2. T Side Brake Torque Check
Check that the value of the FWD back tension
measuring cassette tape at the T side meets the
specification.
In case that the value does not meet the
specification
. Check that the T soft brake assembly properly
attaches to the unit according to section 4-2-9.
Or
. Replace the T soft brake assembly according to
section 4-2-9.
3. Adjustment Mode Cancel
(1) Put the unit into the STOP mode.
(2) Select the dip switch S1-1 on the HN-260
board to the OFF.
Check that the red LED is turned off.
4-124
FWD back tension measuring cassette tape
T side
HN-260 board
Switch S1-1
Switch S3
Mode display LEDs
±0.1
Spec. : 0.4 x10 _2 N.m
±10
(0.4 gf.cm)
DVW-790WS/709WS/707
DVW-790WSP/709WSP/707P P2V1