Flexible Disk Drive Configuration Bottom Jumper Functions - HP 9000 300 Series Hardware Configuration Manual

6
Table 6·3.
Flexible Disk Drive Configuration Bottom Jumper Functions
Jumper Function
Label
ID2,IDl, SCSI Bus Address jumpers.
IDO ID2 is most significant bit.
Default settings: Address 3.
ID2
=
out; IDI
=
in; IDO
=
in.
EJC
Eject mode
In
=
Electrical eject mode (not used).
Out
=
(default) Manual eject mode.
LEV Pin 2 output of the density is enabled.
In
=
enabled. (Default)
Out
=
disabled.
HDS In
=
enabled. (Default)
Out
=
disabled.
STL In
=
enabled. (Default)
Out
=
disabled.
PAR Enable Parity
In
=
enabled. (Default) Controls parity checking of
data on SCSI bus.
Out
=
disabled.
MaN Motor ON
In
=
disabled.
Out
=
enabled. (Default) Drive motor is not turned
on when the controller is turned on.
Function Jumpers
Only the SCSI address jumpers should be changed. You should not have to
change the function jumpers. They should be left in their default condition.
SCSI Bus Address Jumpers
Your flexible disk drive must be set to a bus address that is different from
other SCSI device bus addresses already used. The factory default setting
is address 3. Use a pair of needle-nose pliers to remove and install the
6·12 Configuring Mass Storage Devices