Quantum StorNext QD7000 Hardware Manual page 101

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The following figures show the SAS ports on a DE6600 drive tray. Each environmental services
module (ESM) has two SAS in ports and one SAS expansion (out) port. You can connect the SAS in
ports to the SAS expansion port on another drive tray or to the SAS expansion port on a controller-
drive tray. Follow the cabling pattern shown in the figures in this topic.
1. ESM A
2. ESM B
3. SAS in ports
4. SAS out (expansion) port
Drive shelves
The following figures show the SAS ports on a DE212C drive shelf or a DE224C drive shelf. The I/O
modules (IOMs) occupy the top half of the shelf. Each IOM has four SAS-3 expansion ports. You
can connect these ports to SAS-3 expansion ports on another drive shelf or drive tray or to SAS
expansion ports on a controller shelf or controller-drive tray.
1.
2.
3.
4.
5.
IOM A
SAS port 1
SAS port 2
SAS port 3
SAS port 4