HP 60 HP StorageWorks 60 Modular Smart Array Enclosure User Guide - Page 21

Cascading (1+1) configuration, Cabling the storage enclosure, SAS cabling guidelines, Supported cables

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Cascading (1+1) configuration Item Description 1 MSA60 1* 2 MSA60 2* 3 SAS cable 4 SAS cable 5 Server * Only MSA60 enclosures can be cascaded. Do not configure with other types of storage enclosures. Additional supported configurations: • 1+2 configuration for a total of three cascading enclosures • 1+3 configuration for a total of four cascading enclosures Cabling the storage enclosure After installing the storage enclosure in a rack, connect the SAS cables and power cords to the rear panel. SAS cabling guidelines Observe the following guidelines: • Only use supported SAS cables with 3-Gb connectors. • Always be sure that the servers attached to the storage enclosure are powered down and power cords are disconnected before connecting SAS cables. Supported cables A 0.5-m (20-in) SAS cable ships standard with the storage enclosure. To acquire different lengths, contact the nearest authorized HP reseller. HP recommends using the shortest cables possible. However the maximum supported cable length that can be used between SAS ports is 6-m (19.68-ft). Setup 21

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Setup 21
Cascading (1+1) configuration
Item
Description
1
MSA60 1*
2
MSA60 2*
3
SAS cable
4
SAS cable
5
Server
* Only MSA60 enclosures can be cascaded. Do not configure with other types of storage enclosures.
Additional supported configurations:
•
1+2 configuration for a total of three cascading enclosures
•
1+3 configuration for a total of four cascading enclosures
Cabling the storage enclosure
After installing the storage enclosure in a rack, connect the SAS cables and power cords to the rear
panel.
SAS cabling guidelines
Observe the following guidelines:
•
Only use supported SAS cables with 3-Gb connectors.
•
Always be sure that the servers attached to the storage enclosure are powered down and power
cords are disconnected before connecting SAS cables.
Supported cables
A 0.5-m (20-in) SAS cable ships standard with the storage enclosure. To acquire different lengths, contact
the nearest authorized HP reseller.
HP recommends using the shortest cables possible. However the maximum supported cable length that
can be used between SAS ports is 6-m (19.68-ft).