Rack Installation - Lenovo ThinkSystem SR550 Product Manual

Rack installation

The following table lists the rack installation options that are available for the SR550 server.
Table 37. Rack installation options
Description
4-post rail kits
ThinkSystem Tool-less Slide Rail
ThinkSystem Tool-less Slide Rail Kit with 2U CMA
ThinkSystem Screw-in Slide Rail
ThinkSystem Screw-in Slide Rail Kit with 2U CMA
ThinkSystem Tool-less Friction Rail
Cable management arm (CMA) upgrade
ThinkSystem 2U CMA Upgrade Kit for Tool-less Slide Rail
ThinkSystem 2U CMA Upgrade Kit for Screw-in Slide Rail
Front VGA port
ThinkSystem SR550/SR590/SR650 EIA Latch w/ VGA Upgrade Kit
^ Field upgrade only.
* The CMA Upgrade Kit for Tool-less Slide Rail is supported with the Tool-less Slide Rail (7M27A05702) only.
** The CMA Upgrade Kit for Screw-in Slide Rail is supported with the Screw-in Slide Rail (4M17A07274) only.
The following table summarizes the rail kit features and specifications.
Table 38. Rail kit features and specifications summary
Feature
Part number
CMA
Rail length
Rail type
Tool-less installation
In-rack server maintenance Yes
1U PDU support
0U PDU support
Rack type
Mounting holes
Mounting flange thickness
Distance between front
and rear mounting
flanges^
* If a 0U PDU is used, the rack cabinet must be at least 1100 mm (43.31 in.) deep if no CMA is used, or at least 1200 mm (47.24
in.) deep if a CMA is used.
** If a 0U PDU used, the rack must be at least 1000 mm (39.37 in.) deep.
^ Measured when mounted on the rack, from the front surface of the front mounting flange to the rear most point of the rail.
Lenovo ThinkSystem SR550 Server
Tool-less Slide Rail
Without CMA With CMA
7M27A05702 7M27A05700 4M17A07274
7M27A05698 Included
730 mm 807 mm
(28.74 in.) (31.8 in.)
Full-out slide (ball bearing)
Yes
Yes
Limited*
IBM and Lenovo 4-post,
IEC standard-compliant
Square or round
2 mm (0.08 in.) –
3.3 mm (0.13 in.)
609.6 mm (24 in.) –
863.6 mm (34 in.)
Part number
7M27A05702 AXCA
7M27A05700 AXCH
4M17A07274 AXFN
4M17A07280 B0TD
4M17A07273 AXFM
7M27A05698 None^
4M17A07275 AXFU
7Z17A02578 AUS8
Screw-in Slide Rail
Without CMA With CMA
4M17A07280 4M17A07273
4M17A07275 Included
836.8 mm 836.8 mm
(32.9 in.) (32.9 in.)
Full-out slide (ball bearing)
No
Yes
Yes
Limited*
IBM and Lenovo 4-post,
IEC standard-compliant
Square, round, or threaded
2 mm (0.08 in.) –
3.3 mm (0.13 in.)
609.6 mm (24 in.) –
812.8 mm (32 in.)
Feature Maximum
code supported
1
1
1
1
1
1*
1**
1
Tool-less Friction Rail
No support
728.1 mm
(28.7 in.)
Half-out slide (friction)
Yes
No
Yes
Limited**
IBM and Lenovo 4-post,
IEC standard-compliant
Square or round
2 mm (0.08 in.) –
3.3 mm (0.13 in.)
609.6 mm (24 in.) –
863.6 mm (34 in.)
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