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AC IN
AC SWITCH
MAIN
PRIMARY POWER ON (PPON)
.....
-----+-
LINE
INTERLOCKj--.
110/220 SWITCH
POWER
POWER FAIL WARNING (PFW)
1
....
FILTER
SWITCH
FUSE
SUPPLY
+
z
+
j
.... ;u
I
+
+
~
....
~
c'"
~
~
~
I/O CARD CAGE
;Ul:
...,
~nl
z~
<
~
~
0'"
(UP TO 7 I/O CARDS)
~
!II
....
~
PERIPHERALS
TWO D.C. FANS
STACK TEt.APERATURE
~
L
+8.5 TO
PROCESSOR STACK
r-
MAIN P.S.
+15.5 VOLTS
POWER SUPPLY
OVERTEt.APERA TURE
3
r
PERIPHERAL ADDRESSES
Z
~
1 ST lOP CABLE
i T !
;U
;U
50
~
i T !
"
I:
"
VI
;U
i.-
~
~
~
~ "
~
0
+3.85 ......
~
I
Z
VI
c!
~
VI
+6.7 .....
ill
;§
~
~
-2
1+-.
J:
~
----±14
50
J:
~
PROCESSOR STACK
~
2ND lOP CABLE
~
(OPTIONAL)
36 t.AHz
(UP TO
12 CARDS)
~.
50
UNINTERRUPTABLE
SYSTEM CONTROL
INITIATE
POWER SUPPLY
MODULE
SELF-TESTS
CONNECTOR
(SCM)
DISPLAY
STATION INTERRUPT
+ "
VI
;U
~
I
12
U1~
~
~
~
I
8
0
~
z
z
~
~
to
t
~
to
J:
STACK
STATUS
I/O SELF-TEST
"
SELF-TEST
I
iii
LEOS
LEOS
LEOS
r
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