Seagate ST31250N/ND Computer Monitor User Manual


 
Barracuda 2LP Installation Guide, Rev. E 45
WC/DC drives
Applicable jumper options
Option jumpers are available as illustrated below.
J2
Pin 1
Enable parity check of SCSI bus (default).
Disable parity check.
J2
Pin 1
Pin 2
Reserved
Parity Check option
Write protect = Off (enables writing – default)
Write protect = On (disables writing)
Write Protect option
Disable the Delay Motor Start option (default).
Motor start delay equal to the SCSI ID multiplied 
by 10 seconds. For example, if the SCSI ID = 2, 
the drive starts in 20 seconds.
Delay Motor Start option (valid only if 
the Motor Start jumper is not connected)
Enable motor start. The drive waits for the Start 
Unit command from the host before starting the 
spindle motor.
Disable motor start (default). The drive starts 
according to the Delay Motor Start option.
Motor Start option
Figure 15a. Jumper options