User Guide

The connectivity topology for the D3284 expansion units is shown in the following figure.
Figure 8. D3284 expansion unit connectivity topology
The following table lists ordering information for the supported expansion enclosure connectivity options.
Table 8. Expansion unit connectivity options
Description
Part
number
Feature
code
Quantity per one
expansion unit
External MiniSAS HD 8644/MiniSAS HD 8644 0.5M Cable 00YL847 AU16 2*
External MiniSAS HD 8644/MiniSAS HD 8644 1M Cable 00YL848 AU17 2*
External MiniSAS HD 8644/MiniSAS HD 8644 2M Cable 00YL849 AU18 2*
External MiniSAS HD 8644/MiniSAS HD 8644 3M Cable 00YL850 AU19 2*
* One cable per expansion module; two cables are required per each expansion enclosure.
Drives
The ThinkSystem DS4200 SFF chassis and the DS Series SFF expansion enclosures support up to 24 SFF
hot-swap drives, and the ThinkSystem DS4200 LFF chassis and the DS Series LFF expansion enclosures
support up to 12 LFF hot-swap drives. The D3284 enclosure supports up to 84 drives.
For the drive options for the Lenovo Storage D3284 expansion enclosures, refer to the Drives section of the
Lenovo Storage D3284 Product Guide:
http://lenovopress.com/lp0513#drives
Lenovo ThinkSystem DS4200 Storage Array (withdrawn product) 15