Sharp VC-H92HM Serviceanleitung Seite 16

REPLACEMENT AND HEIGHT CHECKING
AND ADJUSTMENT OF REEL DISKS
@ Removal (Supply and Take-up reel disks)
1. Remove the cassette housing control assembly.
2. Pull the tension band out of the tension arm.
3. Remove the supply main brake and the take-up
main brake.
4. Open the hook at the top of the reel disk, and
remove the reel disk.
Tension arm ass'y Take-up main brake
Supply main brake
Tension band
Supply reel disk Take-up reel disk
Figure 4-4.
Note:
When the tension band is pressed in the direction
of the arrow for removal, the catch is hard to be de-
formed.
IC =
lo
Figure 4-5.
Reassembly (Supply reel disk)
. Clean the reel disk shaft and apply oil to it.
. Install a new supply reel disk onto the shaft.
. Replace the tension band around the supply reel
disk, and insert it to the hole of the tension arm.
4 Check the reel disk height and reassemble the
supply main brake.
Notes:
@ Take enough care not to deform the tension
band during installation of the supply reel disk.
@ Be careful not to damage the supply main brake.
Wn — @
@ Reassembly (Take-up reel disk)
1. Clean the reel disk shaft and apply oil to it.
2. Install a new take-up reel disk onto the shaft.
3. Check the reel disk height and reassemble the
take-up main brake.
Note:
Take care not to damage the take-up main brake.
* After reassembly, check the video search rewind
back tension (see page 18), and check the brake
torque (see page 21).
@ Height checking and adjustment
Note:
Place the master plane onto the mechanism unit,
taking care not to hit the drum (see Figure 4-6).
Cassette lock
release shaft
Set the master plane releasing
the reverse guide by a finger.
M™™ Reverse guide
ro)
Master plane
Figure 4-6.