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Installing Five to Six DEs for Each Node
This section describes the required (estimated) length of cable for configuring five or six DEs connected to each
node with four CEs installed.
•
The supplied cable can be used for connecting between the FE and CE#0.
•
A 3m or longer cable is required between the FE and CE#1 that are installed in the same rack.
•
A 3m or longer QSFP cable and a 5m or longer management cable are required between the FE, and the CE#2
and CE#3 in the first expansion rack (or Expansion Rack#0).
Table 26 Required Cable Length/Quantity (When Connecting Five to Six DEs per Node)
Cable length
Quantity (*1)
Connection destination
Cables that are supplied as standard (1.1m/3m)
One set (supplied as
standard)
For CE#0
Frontend cables (3m/3m)
Up to one set
For CE#1
Frontend cables (3m/5m)
Up to two sets
For CE#2 to CE#3
*1: The required quantity varies depending on the number of CEs that are to be connected.
Figure 45 Frontend Cable Connection Example (When Connecting Six DEs for Each Node in a 19-inch Rack [for GS,
1800mm])
Base rack (rear)
Expansion rack#0
FE
CE#0
DE
DE
DE
DE
DE
DE
CE#1
DE
DE
DE
CE#2
DE
DE
DE
DE
DE
DE
PDU#3
PDU#2
PDU#3
PDU#2
PDU#1
PDU#0
PDU#1
PDU#0
Expansion rack#1
DE
DE
DE
DE
PDU#1
PDU#0
CE#3
DE
DE
DE
DE
DE
QSFP copper cable (supplied as standard)
Management cable (supplied as standard)
1.1m
3m
QSFP copper cable (for extensions)
Management cable (for extensions)
3m
3m
5m
2. Rack Installation Specifications
Rack Installation Requirements
68
FUJITSU Storage ETERNUS DX8100 S3/DX8700 S3/DX8900 S3 Hybrid Storage Systems Site Planning Guide
Copyright 2020 FUJITSU LIMITED
P3AM-9422-13ENZ0
Summary of Contents for ETERNUS DX8100 S3
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