Sony BVW-55 Maintenance Manual page 271

3-15. AT Head Replacement
Adjustment after replacement
6. Tape running adjustment
(Refer to Section 5-4.)
7. Video tracking adjustment
(Refer to Section 5-5.)
8. AT head height adjustment
(Refer to Section 5-9.)
9. AT head position adjustment
(Refer to Section 5-8.)
10. Electrical adjustment after replacing
the AT head
(Refer to Section 6-3.)
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BVW-55 P2