Lenovo D1212, Hardware Installation And Maintenance Manual

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Chapter 2. System Overview
This chapter contains the following items:
• “Enclosure Configurations” on page 7
• “Enclosure Variants” on page 11
• “The 2U Enclosure Core Product” on page 12
• “The 5U Enclosure Core Product” on page 14
• “Operator’s (Ops) Panel (2U Enclosures)” on page 17
• “Operator’s (Ops) Panel (5U Enclosures)” on page 19
• “Disk Drive LEDs” on page 20
• “Power Cooling Modules (PCM)” on page 21
• “Power Supply Unit (PSU)” on page 22
• “Cooling Module” on page 23
• “Environmental Service Module (ESM) ” on page 24
• “Drive Carrier Module (2U Enclosures)” on page 27
• “Enclosure Management” on page 31
Enclosure Introduction
You can connect Storage D1212/D1224/D3284 enclosures directly to the host. You also can optionally
connect Storage D3284 enclosure to a Lenovo Storage DS-series as the expansion enclosure. For more
information about the operation of Storage DS-series, refer to
ThinkSystem DS6200/DS4200/DS2200/DS
EXP Storage Manager Guide.
Enclosure Configurations
The storage system is available in three enclosure configurations:
• 2U (rack space) disk drive enclosure (see Figure 8 “2U12 Enclosure System – front view ” on page 8 and
Figure 9 “2U12 Enclosure System – rear view ” on page 8): holds up to 12 low profile (1 inch high), 3.5 inch
form factor drives in a horizontal orientation.
• 2U (rack space) disk drive enclosure (see Figure 10 “2U24 Enclosure System – front view ” on page 9 and
Figure 11 “2U24 Enclosure System – rear view ” on page 9): holds up to 24 low profile (5/8 inch high), 2.5
inch form factor drives in a vertical orientation.
• 5U (rack space) disk drive enclosure (see Figure 12 “5U84 Enclosure System – front view ” on page 10 and
Figure 13 “5U84 Enclosure System – rear view ” on page 11) contains two drawers of 42 drives each (84
drives in total). 2.5" drives require 3.5" adapters.
The following product information is displayed on the HBA/ RAID adapter:
• Product ID "2U12ENC" for D1212, "2U24ENC" for D1224, "5U84ENC or D3284" for D3284 is displayed
on the host RAID adapter
Each individual drive assembly is hot pluggable and replaceable on site.
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