A100 Disk Drive - Agilent Technologies 35670A Service Manual

Voltages and Signals

A100 Disk Drive

A100 Disk Drive
The following table lists signals routed between the A100 Disk Drive assembly and
the A7 CPU assembly. This table shows several things — if the assembly generates or
uses the signal or voltage, and if a signal is bidirectional. A description of each signal
follows the table.
Signal Name
DIR
DISKINn
DRIVESELn
DSKCHGn
HDSEL
HIDENSn
INDEXn
MTRn
ReDATAn
SEL0
SEL1
STEPn
T00n
WDATA
WGATE
WRIPROTn
+5 V
Gnd
Not Used
S This assembly is the source of the signal.
• This assembly uses the signal.
— This assembly does not use this signal.
9-34
Pin(s)
17
22
21, 29
1
3
33
27
19, 31
5
25
23
15
9
13
11
7
24, 26, 28
2-20 (even)
30, 32, 34
Agilent 35670A
A7 P3
S
•
S
•
S
•
•
S
•
S
S
S
•
S
S
•
•
•
—
A100
•
S
•
S
•
S
S
•
S
•
•
•
S
•
•
S
•
•
—