Computer Interconnection Diagram - HP 9030 Service Manual

2-2
Theory of Operation
MOTHERBOARD
SYSTEM CONTROL
SERVICE
FOCUS STACK
MODULE
PANEL
PXX P1(25)
(36)P9 S
SERVICE
(40) PANEL
CONN
CONN
PXX P2(25) (80)P10 L
lOP #1
1/0 BACKPLANE
P12(50)
(80)P0
I
UP TO 7 I/O CARDS
(80)P1
(96)P11 J7
(80)P2
(80)P3
(80)P4
POWER SUPPLY
(80)P5
(80)P6
(2)P8 1/0 DOOR INTERLO CK
AC COMPONENTS P81A P3(12)
D-
P81B P4(70)
P81C
P83-2 P5(24)
-
(4) P83-1 P6(50)
P82A P7(36)
P82B P8(50)
(5)P13
L
POWER SUPPLY FAN
1/0 CARD CAGE FAN
(3)P14 FOCUS STACK FAN
(4)P15 DOORS OPEN (NOT USED)
(9)P16
POWER (NOT USED)
(2)P17
U.P.S. (NOT USED)
(4)P18 MASS STORAGE POWER (NOT USED
Figure 2-2. Computer Interconnection Diagram
The functional units described in this chapter are as follows:
• Power supply assembly
• Processor stack
• System control module
• Service panel