HP 9020 CE Handbook page 105

9-2
9020 Diagrams
ACMODULE
POWER
SUPPLY MOTHERBOARD
P81C(4) P81A J42(12)
P81B J43(70)
P82A J46 (36)
P82B J47(50)
P83A J45(50)
P83B J44(24)
1/0
BACKPLANE
(50)P1
(50)P2
DISPLAY
(80)P3 }
l:l~~
UPT04LOCARDS
(80)P6
(96)J40 J12
(60)P7 }
NOTE
PROCESSOR
STACK
NUMBER IN PARENTHESIS IS
NUMBER OF PINS PER CONNECTOR
PRINTER
Computer Interconnection Diagram
(80) P8 RESERVED FOR EXPANSION
(60)P9
ligl
~~ ~
}
~g~~~~~~~RL~AARg~~) ~~~gR
(50) P13 RESERVED FOR EXPANSION
(2) P14 10 DOOR INTERLOCK
KEYBOARD OPTIONAL
INPUT DEVICE