Torque Adjustment - JVC GY-DV5000U Service Manual

Measuring
No. Item instruments &
Input signals
2.8

TORQUE ADJUSTMENT

1 Supply back Cassette torque
torque meter
adjustment YTU94150A
Tension control arm
To increase the torque
2 Take-up wind Cassette torque
torque meter
adjustment YTU94150A
Measuring point ( * )
Adjustment parts ( - )
Mode
Adjustment level ( + )
* Supply side reading
Play
of cassette torque
meter
+ 6.5
+1.0
x 10
-0.5
B
Adjust
C
To decrease the torque
* Take-up side reading
PLAY,
Adjustment of cassette torque
menu No. 119 meter
+ 11.5
+1.0
x 10
-0.5
Adjustment procedure
1) Insert the torque cassette meter YTU94150A
and press the [PLAY] button.
2) Ensure that the SUP back torque value is within
-4 N·m the specified range. (If the reading varies, read
the center value.)
3) If the reading is out of specification, eject the
cassette and adjust by moving the tension con-
trol arm.
⋅ To increase the torque → Move in direction B
⋅ To decrease the torque → Move in direction
C.
4) Perform steps 1) and 2) above again and en-
sure that the SUP back torque value is within
the specified range.
If it is out of specification, check the <Supply
tension band position adjustment> in 2.6.8
above.
1) Select adjustment menu [119. FWD TORQUE].
(For the adjustment menu, see 3.3, "Adjust-
ment menu".)
-4 N·m 2) Insert the torque cassette meter YTU94150A
and press the [PLAY] button.
3) Adjust the TU wind torque so that it is within
the specified range.
⋅ Press SHUTTER dial to enter the adjustment
mode.
⋅ To increase the torque → Rotate SHUTTER
⋅ To decrease the torque → Rotate SHUTTER
4) After adjustment, press SHUTTER dial to
store the adjustment data.
dial to the clockwise.
dial to the counter-
clockwise.
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