Samsung SVR-639, Service Manual

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Alignment and Adjustment
Samsung Electronics
2-5
4) As rotating Disk S Reel
Œ
clockwise and the
region of adjusting in the Main Base (in shape of
slit) clockwise or counterclockwise after inserting
screw driver in the slit on Main Base. Adjust the
left end edge of Lever Tension AssÕy
ˇ
to 1.3
+1.5/-0.5mm from the location of mark in the
Main Base.
5) As rotating Disk S Reel
Œ
, double-check the loca-
tion of the left end edge of Lever Tension AssÕy
and the quantity of crossing from mark on Main
Base. (+1.0/-0.5mm)
Counterclockwise : Torque UP
Clockwise : Torque DOWN
Back Tension should be 56 ± 15g.cm at inspecting it
with Back Tension Meter.
1.0mm
0.5mm
ˇ
LEVER TENSION ASS'Y
Œ
DISK S REEL
´
ADJUSTING
ADJUSTING SLIT
1.3
Fig. 2-13 Tension Pole and Back Tension Adjustment
1) Remove the holder cassette assÕy and then push
the lever FL Arm-R to the direction of loading.
2) Push the lever tension drive
Œ
in the direction of
arrow. (See Fig. 2-11)
3) Turn the gear worm wheel
´
clockwise so that
ÒTiming PointÓ of the slider FL drive
ˇ
and gear
FL cam
¨
can be aligned (See Fig. 2-12)
Fig. 2-11
Fig. 2-12
¨
GEAR FL CAM
´
GEAR WORM WHEEL
ˇ
SLIDER FL DRIVE
P
TIMING POINT
Œ
LEVER TENSION DRIVE
LEVER TENSION
Note :
1) Mark on Main Base is located in about 1.3mm
from inside of bending line.
2) Be careful not to deform the region of adjusting on
Main Base up and down at adjusting.
2-4 Location adjustment and Confirmation of Tension Post