22
SCSI SWITCH (FOR AS/400
®
)
Figure 4-2. Front Panel of the SCSI Switch.
Description of Controls and Indicators
Table 4-2. Front-Panel Indicators.
Label
State
Operating Condition
Host A Active
On
AS/400 attached to Host A port “owns” the tape drive.
The AS/400 attached to Host B port is unable to
access the drive until Host A releases the switch or
the manual switch is moved to Host B.
Switch Ready On
Normally on. Indicates the switch is active and ready
to accept host commands.
Off
Controller fault or target tape-drive fault. The SCSI
Switch and tape drive must be power-cycled to clear
the fault.
Host B Active On
AS/400 attached to Host B port “owns” the tape drive.
The AS/400 attached to Host A port is unable to
access the drive until Host B releases the switch or
the manual switch is moved to Host A.