Panasonic DVC PRO Studio AJ-D950P Service Manual page 800

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3-6-8 Tension Arm PLAY & REV Voltage Confirmation and Adjustment
Board
SERVO
(PLAY)3.8+/-0.05V
Specification
(REV) 1.2+/-0.3V
Test Point TP201()SERVO:F1
Adjustment
VR2
Mode STOP
Digital Volt Meter.
M. EQ.
VFK1156(Black: PLAY)
VFK1155(White: REV)
1. Set the VTR in loading completion mode,
and set the VFK1156 between Tension
Post and Stopper.
2. Confirm the voltage at TP201 is in the
specification.
3. If it is not, adjust VR2 (Mech. I/F) so that the
voltage is in the Specification.
4. Then set VFK1155.
5. Set the VTR in no tape loading mode and
confirm the voltage at TP201 is in the
specification in STOP mode. If it is not,
adjust "Tension
Adjustment" again. If is out of specification
after this adjustment, replace the tension
post unit.
Arm Neutral Position
VFK1156
VFK1155
S Brake Solenoid Side View
Mech.
I/F
VR2
VR1
Mech. Chassis
S Brake
Solenoid
S Reel