Page 5-6
connectors on the, rear of the chassis. Then set
it aside.
R efer to Il l u s tration Hook, Page 24, Pictorial 5-5 f o r
the follow in g steps.
•
C arefully u n p l u g th e f lat cable from th e Z - 2 0 7
I'BOOTES:
Controller Card and set it aside.
•
Un p l ug t h e t wo p o w er supply cables from main
I f you d e t er m i ne d t h a t yo u m u s t r e p l ace th e
R OM an d P A L I C s a n d /o r m o d i f y t h e m a i n
c ircuit b o a r d , p r o c ee d w i t h t h e fo l l o w i n g
steps.
circuit board plugs P101 and P102.
•
L i f t th e p o w e r s u p p l y u p a n d o u t o f t h e C o m -
puter.
2 .
If yo u d o n o t h a v e t o r e p l ace, the RO M a n d
P AL IC s o r m o d i f y t h e m a i n c i r c u i t h o a r d ,
skip the fo l l o w i n g steps and pr oceed di r ectly
to "Reinstalling the Hase."
T his co m p l e tes th e r e m o va l o f t h e p o w e r s u p p l y .
You w i l l r e i n s t al l t h e p o w e r s u p p l y l a t er . Proceed
to "Disassembly Conti n u ed ."
D ISASSE M B L Y C O N T I N U E D
R efer to Il l u s tration B o ok , Page 25, Pictorial 5-7 fo r
the follow in g steps.
•
Car ef u l l y s et t he keyboard in f r o nt of t he c has-
s is as sh o wn . T h e n c a r e f u ll y u n p l u g t h e f l a t
c ables from P105 and P107 on the main c i r c u i t
b oard. Set the keyboard aside temporari l y .
NO'I'ES:
1 .
I f y o u d e t e r m i n e d t h a t yo u m u s t r e p l ace th e
R OM an d P A L I C s , m o d i f y t h e m a i n c i r c u i t
h oard, and/or r e p l ace. the base, proceed w i t h
the follow in g steps.
•
U n p l u g t h e p o w e r supp ly c ables from main c ir -
cuit board p l ugs P101 and P102, if thi s has not
already been d o ne . (See Pictorial 5- 5 o n P a ge
24.)
2 .
If y ou d o n o t h a v e t o r e p l ace th e RO M a n d
P AL ICs, m o d i f y t h e m a i n c i r c u i t b o a r d , o r
replace the hase, proceed directly to " R e p l ac-
ing the Disk Drive."
•
R em o v e t h e t h r e e 4 - 40 x V~ " s c r e ws at l o c a -
tions BA, BB, and BC in the vi deo circ ui t board
and set them aside.
R efer to I l l u s t ration B o ok , Page 25 Pi ctorial 5- 6 f o r
the follow in g steps.
•
Rem ov e t h e t w o ¹ 6 x Yn" se l f - tappi ng screws
from locations AL and AN and set these
screws
aside.
•
S wi n g th e v i d e o c i r c u i t b o a rd u p a n d t o w a r d
and AR aruI set them aside.
•
Remo v e t h e t wo l o c k i ng pins from locations AP
the rear as shown.
Unplug the two cables from v i deo circ ui t board
plugs P301 and P303.
U nplug th e t w o f l a t c a b les f ro m m a i n c i r c u i t
board plugs P104 and P106.
Remove the video circuit board and set it aside.
•
L i f t t h e , b ase up w a rd a n d t o w a r d t h e b a ck o f
the chassis until th e hase clears the covers and
Содержание Z-100 Series
Страница 2: ...Z 10 eri es User s Manual Winchester u lcm ent I aa systems...
Страница 68: ...Z 217 WINCHESTER DISK CONTROLLER Product Specification Zenith Data Systems November 30 198 2 D Langer...
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