
C.2 Conversion Procedure
Use Table C–2 to convert the existing Sx300 storage array from single-host
configured DSSI buses to the dual-host configuration and to Figures C–5 and
C–6 for the actual bus configuration.
Figure C–5 Possible Single-Host Bus Configurations
SYS
A
108-inch
BC21Q-09
70-inch
SF200 I/O
PORT
Magazine
Subsystem
Storage
Enclosure
Storage
Enclosure
Tape
SYS
A
SF200 I/O
PORT
Magazine
Subsystem
Storage
Enclosure
Tape
SYS
A
SF200 I/O
PORT
Magazine
Subsystem
Tape
T
T
T
D D
D D
D D
SF72
SF72
SF72
SYS
A
SF200 I/O
PORT
Storage
Enclosure
D D
SF72
D D
Storage
Enclosure
SF72
DSSI TERMINATOR
12-31281-01
DSSI TERMINATOR
12-31281-01
DSSI TERMINATOR
12-31281-01
SYS
A
SF200 I/O
PORT
D D
D D
Storage
Enclosure
SF72
Split-
Bus
Split-
Bus
108-inch
BC21Q-09
108-inch
BC21Q-09
108-inch
BC21Q-09
108-inch
BC21Q-09
70-inch
70-inch
70-inch
70-inch
42-inch
42-inch
42-inch
42-inch
BC21Q-3F BC21Q-3F
BC21Q-3F
BC21Q-3F
BC21R-5L
BC21R-5L
BC21R-5L
BC21R-5L
BC21R-5L
D D
D D
D D
SHR-X0167A-90
S1
S2
S3
S4
S5
Converting a Single-Host Configuration to a Dual-Host Configuration C–9
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