Zenith Z-100 Series, Руководство пользователя

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Page 5-18
One or two W i n c h ester drives can be used in a Z-100
c omputer. Th e f i rst W i n c h e ster d r iv e w i l l b e h a r d -
w are uni t 1 a n d t h e s e c on d W i n c h e ster d r i v e w i l l
b e haroware unit 2. If you use one Wi n c h ester dr i v e
i n a s y s t em , t h e h a r d w a r e u n i t n u m b e r m u s t b e
number 1.
• To pr o g r am the programming plug, refer to De-
t ail 5-20A an d u n p l u g t h e p r o g r am m i n g p l u g
from the Win chester drive,
Refer to Illu stration B o ok , Page 30, Pictorial 5-20 for
the following steps.
CAUTION: The W i n chester drive is fragile and can
be damaged easily by shocks or dropping. Be sure
that you do not subject the drive to any unnecessary
shocks or drop it.
• R efer t o D e t a i l 5 - 2 0 A . W h e n y o u u n p a c k t h e
W inchester dr i ve , yo u w i l l s e e that th e 16 -p i n
p rogrammin g p l u g h a s a l l p i n p a i r s s h o r t e d
w ith th e p o s s i bl e e x c ep t io n o f p i n p a i r s 3 - 1 4
(section 3) and 4-13 (section 4).
• R efer t o t h e i n s et d ra w i n g in D e t a il 5 - 2 0A a n d
T able 5-1 an d b e n d t h e a p p r o p r i ate p i n s o u t
t o the " o p en " p o s i t i on . B en d o n l y o n e s i d e o f
e ach appropr i ate pi n p a i r o u t t o o p e n t h e c i r -
• U se a f e l t t i p m a r k e r o r s o m e t h i ng s i m i l a r t o
mark the programm in g p lug at pin pair 8-9 (sec-
tion 8). Yo u w i l l u s e t h i s m ar k a s a r e ference
w hen you conf i gure this dri v e .
cuit.
• P lu g th e p r o g r a mm i n g p l ug back in to t he W i n -
c hester dr i ve . B e s ur e t o p o s i t io n t h e m a r k e d
jumper (section 8 — pin pair 8-9) as shown.
FACTORY SET
MAY BE OPEN
OR CLOSED
8 7 6 5 4 3 2 1
BENT OUT TO OPEN
~ TERM I NATOR
PACK
PLUG
I
ig
ig
W INCHE STER
DRIVE
p
i
9
Detail 5-ZOA
Programming plug