Sony BVW-55 - Page 239

3-27
BVW-55 P2
4. Video heads and tape running
surfaces cleaning
Clean the portions below with cleaning cloth
moistened with cleaning fluid.
. Tape running surfaces of the upper drum and
video heads (Refer to the maintenance manual
Part 1, Section 4-2-3.)
. Lead and tape running surfaces of lower drum
(Refer to the maintenance manual Part 1,
Section 4-2-4.)
n
After cleaning, wipe with dry cloth.
Adjustment after replacement
5. Tape running adjustment
(Refer to Section 5-4.)
6. Video tracking adjustment
(Refer to Section 5-5.)
7. CTL head position adjustment
(Refer to Section 5-7.)
8. AT head position adjustment
(Refer to Section 5-8.)
9. Drum phase system adjustment
(Refer to Section 6-2.)
10. PB system adjustment
(Refer to Section 6-2.)
11. REC system adjustment
(Refer to Section 6-2.)
3-5. Drum Assembly Replacement