Configuration notes:
The NVIDIA Quadro adapters are full-high adapters that are supported only in the PCIe slot 2.
The FHHL x16 PCIe Riser 2 (feature code A5AD) and the second processor are required.
The maximum memory that can be installed is 1 TB.
Cooling
The System x3550 M5 server supports up to seven system fans that provide dual fan zones cooling with N+1
fan redundancy, and each system fan has two motors.
System x3550 M5 server models with one processor include five system fans, and server models with two
processors include seven system fans. Additional system fans are required for models with one processor if
any of the following adapters are present in the configuration:
Intel X540 ML2 Dual Port 10GbaseT Adapter (part number 00D1994)
io3 Enterprise Flash Adapters (part numbers 00AE995, 00AE998, 00JY001, and 00JY004)
io3 Enterprise Mainstream Flash Adapters (part numbers 00YA800, 00YA803, 00YA806, and 00YA809)
Enterprise Mainstream Flash Adapters (part numbers 00YK286 and 00YK287)
P3700 NVMe Enterprise Performance Flash Adapters (part numbers 01GT711, 00YA812, and 00YA815)
The following table lists the additional system fan option for the System x3550 M5. The option contains two
additional fans.
Table 33. Additional system fans
Description
Part
number
Feature
code
Maximum
supported
x3550 M5 Fan Gen 2
00MV373 ATL1
1
Power supplies and cables
The System x3550 M5 server supports up to two redundant power supplies, and is capable of N+N
redundancy depending on the configuration. Standard models come with one power supply. The following
table lists the power supplies.
Table 34. Power supplies
Description
Part
number
Feature
code
Maximum
supported
System x 550W High Efficiency Platinum AC Power Supply
00KA094 A5AX
2
System x 750W High Efficiency Platinum AC Power Supply
00KA096 A5AY
2
System x 750W High Efficiency Titanium AC Power Supply (200-240V)
00KA097 A5AZ
2
System x 900W High Efficiency Platinum AC Power Supply
00KA098 A5B0
2
System x 900W High Efficiency -48 V DC Power Supply
00MV212 ASPR
2
System x 1500W High Efficiency Platinum AC Power Supply (200-240V)
00MV211 ASPQ
2
General power supply rules are as follows:
Minimum of one and maximum of two power supplies per system
If two are installed, power supplies must be identical
Lenovo System x3550 M5 (Machine Type 8869)
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