Viglen VX2000 Chassis User Guide
17
Jumper Settings on the Ultra320 SCSI Backplane:
SCSI ID Switch (SW1, SW2, SW3, SW4)
Table 15:
SCSI ID Switch Options
SCSI
ID
P1 P2 P3 P4 SCSI
ID
P1 P2 P3 P4
0
OFF OFF OFF OFF
8
OFF OFF OFF ON
1
ON OFF OFF OFF
9
ON OFF OFF ON
2
OFF ON OFF OFF
10
OFF ON OFF ON
3
ON ON OFF OFF
11
ON ON OFF ON
4
OFF OFF ON OFF
12
OFF OFF ON ON
5
ON OFF ON OFF
13
ON OFF ON ON
6
OFF ON ON OFF
14
OFF ON ON ON
7
ON ON ON OFF
15
ON ON ON ON
Hard Disk Drive Motor Control (J2)
Table 16:
Hard Disk Drive Motor Control Options
Operation Mode
P1 – P2
P3 – P4
P5 – P6
Normal
Open Open Short
*Delay Start
Short Open Open
Remote Start
Open Short Open
* Default Settings
Normal: Motor spins up at DC power on.
Delay Start: Motor spins up at DC power on after a delay in seconds 12 times the value
of the numeric SEL_ID for the SCSI devices.
Remote Start: Motor spins up only when Start Unit commands is received.
Alarm Temperature (TEMP_SET)