Tandy 1000 SL Technical Reference Manual page 500

(7)
Adjust t h e t r a c k alignment according t o i t e m 3-4-12.
(8)
Check o r a d j u s t t h e t r a c k 00 s e n s o r p o s i t i o n according t o i t e m 3-4-13.
(9) Check o r a d j u s t t h e index b u r s t timing a c c o r d i n g t o i t e m 3-4-15.
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