Pin
Signal
Destination
No.
Name
System control
PCB
28
—
CN6-28
System control
PCB
29
—
CN6-29
System control
PCB
30
GND
CN6-30
HOST
System control
IRQ14
PCB
31
(15)
CN6-31
HOST
System control
IO16
PCB
32
CN6-32
HOST
System control
ADDR 1
PCB
33
CN6-33
System control
PCB
34
—
CN6-34
HOST
System control
ADDR 0
PCB
35
CN6-35
HOST
System control
ADDR 2
PCB
36
CN6-36
HOST
System control
CS 1
PCB
37
CN6-37
HOST
System control
CS0
PCB
38
CN6-38
System control
PCB
39
DASP
CN6-39
System control
PCB
40
GND
CN6-40
4-150
Status
Function
—
—
0V
Ground
Hard disk interrupt
Pulse
signal
Hard disk 16 bit transfer
control signal
IN
5V
Hard disk address bus
0V
—
5V
Hard disk address bus
0V
5V
Hard disk address bus
0V
Primary hard disk select
Pulse
signal
Secondary hard disk
Pulse
select signal
Pulse
Hard disk active signal
0V
Ground
—
—
—