Figure 5-4 Drive Loop Cabling For Systems With Three Or More Enclosures - Silicon Graphics InfiniteStorage TP9300 User Manual

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Controller A
drive channel 1
Drive loop A
ESM A
FCAL loop in
IN
ESM A
FCAL loop in
IN
Figure 5-4 Drive Loop Cabling for Systems with Three or More Enclosures
5. Repeat step 4 to add up to seven expansion enclosures to the drive loop (see
Figure 5-5).
2Gb 2Gb
1Gb 1Gb
0 0
Conflict Conflict
X10 X10 X1 X1
Tray Number Tray Number
Drive loop B
ESM B
FCAL loop in
OUT IN
1Gb 1Gb 2Gb 2Gb
0 1
Conflict Conflict
X10 X10 X1 X1
Tray Number Tray Number
ESM A
FCAL loop out
ESM B
FCAL loop in
OUT IN
1Gb 1Gb 2Gb 2Gb
0 2
Conflict Conflict
X10 X10 X1 X1
Tray Number Tray Number
Connecting the Drive Loop Cables
Controller B
drive channel 2
Storage system
enclosure ID 00
ESM B
FCAL loop out
OUT
Disk drive
enclosure ID 01
OUT
Disk drive
enclosure ID 02
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