HP Vectra User Manual

backplane I/O connectors. The signals are alphabetically described
in
the section following the tables. The 1/ -- 1/ (tilde) symbol is used
before
the signals that are defined as active low.
Table 2.4
62-Pin Connector Assignments
Circuit Side
Component Side
Pin
1/0 Signal Name
Pin
1/0 Signal Name
81
GND
A1
I
-I/O CH CK
82
0
RESET DRV
A2 I/O SD7
83
+5Vdc
A3 I/O SD6
84
I
IRQ9
A4
I/O SD5
85
- 5Vdc
AS I/O
SD4
86
I
DRQ2 A6 I/O
SD3
87
- 12Vdc
A7
I/O SD2
88
I
OWS
A8
I/O SD1
89
+ 12Vdc A9
I/O SDO
810
GND
A10 I -I/O CH RDY
B11
0 -SMEMW
A 11
0 AEN
812
0 -SMEMR
A12 I/O
SA19
813
I/O -lOW
A13
I/O SA18
814
I/O -lOR
A14 I/O SA17
815
0 -DACK3
A15 I/O SA16
816
I
DRQ3
A16
I/O SA15
817
0 -DACK1
A17
I/O SA14
818
I
DRQ1 A18 I/O SA13
819
I/O
- REFRESH
A19 I/O SA12
820
0
SYSCLK
A20 I/O
SA 11
821 I
IRQ7 A21
I/O SA10
B22
I
IRQ6 A22 I/O
SA9
823
I
IRQ5 A23 I/O SA8
824
I
IRQ4 A24 I/O SA7
825
I
IRQ3
A25 I/O SA6
826
0
-DACK2
A26 I/O SA5
827
0 T/C
A27 I/O
SA4
828
0
8ALE
A28
I/O SA3
B29
+SVdc
A29
I/O SA2
B30
0
OSC
A30 I/O SA1
831 GND
A31
I/O SAO
30 Processor Board

HP Vectra Specifications

General

Processor	Intel Pentium
RAM	Up to 128 MB
Storage	HDD (capacity varies by model)
Operating System	Windows 95
Graphics	Integrated
Ports	Serial, Parallel
Expansion Slots	ISA, PCI