Tandy 1000 SL Technical Reference Manual page 462

(a) Confirm that t h e i n t e r f a c e c a b l e is c o r r e c t l y connected b e f o r e
power
on t o t h e
FDD.
I f t h e odd numbered p i n s o f t h e i n t e r f a c e connector
are connected t o t h e even numbered p i n s , t h e d a t a on t h e d i s k might
be e r a s e d without a connuand from t h e h o s t s i d e . (There w i l l be no
damage
to
t h e
FDD
i t s e l f ) .
(b)
I n s t a l l and eject an alignment d i s k d u r i n g p o w e r on of t h e
FDD.
( c ) Before i n s t a l l a t i o n , be sure t o check t h a t t h e write enable notch
of t h e alignment d i s k i s masked.
( d ) The i n s t a l l a t i o n o f an alignment d i s k t o t h e
FDD
should be a s less
t i m e a s p o s s i b l e . Remove t h e d i s k immediately a f t e r t h e r e q u i r e d
check and adjustment.
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