Apple powermac server g3 minitow 服务手册
Basics
Data Buses - 12
Narrow SCSI-1 Bus
All internal and external devices on the SCSI-1 chain must
have unique ID numbers. SCSI ID numbers 0 through 6 are
available. Always terminate the last internal and the last
external SCSI-1 device, as shown in the following graphic.
Narrow SCSI-1 Bus Termination
Terminate the
last external
SCSI device.
last external
SCSI device.
Terminate the
last internal
SCSI device.
last internal
SCSI device.
If you connect only internal devices or only external devices,
the computer will automatically terminate one end of the chain.
the computer will automatically terminate one end of the chain.