13VT-N100
13VT-N150
13VT-CN10
Notes:CHECKING AND ADJUSTMENT OF TAKE-
1. Hold the torque gauge by hand so that it is not moved.
UP TORQUE IN VIDEO SEARCH REWIND
2. Do not keep the reel disk in lock state. Do not allow
long-time measurement.MODE
Y Remove the cassette housing control assembly.
CHECKING AND ADJUSTMENT OF TAKE-Y After short-circuiting TP7701 and TP7702 pro-
UP TORQUE IN RECORD/PLAYBACK MODE
vided at the left on the main PWB, plug in the
Y Remove the cassette housing control assembly.power cord, then turn on the power.
Y After short-circuiting TP7701 and TP7702 provided
at the left on the main PWB, plug in the power cord.Y Setting
Y Turn on the power.Press the playback button and rewind button to set the
Y Open the cassette torque meter lid, and fix it withvideo search rewinding mode.
tape.
Y Load the cassette torque meter into the unit.Y Checking
Y Put the weight (500g) on the cassette torque meter.1. Place the torque gauge on the supply reel disk, and
Y Turn on the power switch.turn it counterclockwise very slowly (one rotation every
Y Press the picture record button, and set EP picture1 to 2 seconds) and check that the torque is within the
record mode (x3).set value 14.0 3.9mNAm. (144 40gfAcm)
Torque gauge
Set value EP6.9 2.5mNAm (70 25gfAcm)
CCW
500g
Cassette torque meter
Supply reel disk
Figure 1-10.
Y CheckingFigure 1-11.
1. Make sure that value is within the setting 6.9 2.5mNám
(70 25gfácm).
2. The winding-up torque fluctuates due to variation of
rotation torque of limiter pulley ass'y. Read the centerNote:
Surely put the torque gauge on the reel disk to measure.
value of fluctuation as setting.
3. Set the EP record mode (x3) and make sure that theIf the torque gauge is raised, accurate measurement is
impossible.
winding-up torque is within setting.
Y Adjustment
Y Adjustment
If the playback winding-up torque is not within the setting,1. If the rewinding playback winding-up torque is not
within the setting, replace the limiter pulley assembly.
replace the limiter pulley assembly.
Note:
Note:
When the torque cassette is set, put a weight (500g) to
prevent rise.The winding-up torque fluctuates due to variation of
rotation torque of supply reel disk. Read the center value
of fluctuation as setting.
26 |
ACEC
SHARP
