Panasonic AJSDX900P - 24P DVCPRO 50, Service Manual

Page: 43 / 421

MECH-2
1-4. Tension Arm Neutral Position
Adjustment
SPEC
2.5 V ± 0.1 V
TEST POINT
Tension:
Refer to item “6. Table of Test Point for
each adjustment item.”
ADJ.
Base position of Tension Regulator
Board
MODE
STOP
TOOL
Digital Volt Meter
VFK1208 (black with hole)
Click this button , then go to item “6. Table of
Test Point for each adjustment item..
NOTE:
Do not use magnetized tweezers and Screw
Driver.
Do not touch the magnetize Screw Driver to
S-Reel FG magnet portion, while adjusting the
lever (D) portion.
<For STUDIO RECORDER>
1. Unscrew the 2 screws and remove the Carriage
Support Panel on the Front Loading Unit.
2. Disconnect the connector P3 on the Carriage
Board of the Front Loading Unit.
3. Unscrew the 6 screws and remove the Top Plate
on the Front Loading Unit as shown in figure
3-4-1.
<For CAMERA RECORDERS>
1. Remove the Cassette Up Unit.
<Adjustment procedure>
1. Set the VFK1208 (black with hole) at the position
as shown in figure 1-4-2.
2. Connect the Digital Volt Meter to the test point.
3. Place the unit into the no tape loading mode.(No
tape loading procedure is mentioned on item “6.
Table of Test Point for each adjustment item.”).
Click this button , then go to item “6. Table of
Test Point for each adjustment item.”.
4. Loosen the screw (A) and move the lever (D) with
tweezers to adjust the sensor position so that the
DC voltage at Test Point is within the
specification.
Figure 1-4-1
Figure 1-4-2
TENSION
POST
TENSION
REGURATOR
P.C.BOARD
D
A
Attach to surface
(VFK1155)
(VFK1156)
(VFK1208)
Tension Arm Tool