Chapter 3. Product information 101
Table 3-26 shows which components are hot-swap and which are not.
Table 3-26 Hot-swap capabilities
For additional information about hot-swap capabilities of the Optional I/O Books, see 3.14,
“Hot-swap adapter support” on page 91.
3.22 Power subsystem
The x3850 X6 server supports up to four power supplies and the x3950 X6 supports up to 8
power supplies. Power supplies are hot-swap. Options available are listed in Table 3-27.
Table 3-27 Power supply options
Each installed AC power supply ships standard with one 2.8 m C13 - C14 power cord.
Configuration rules are as follows:
Power supplies must be in pairs (x3850 X6) or quads (x3950 X6), with the exception of
model 3837-A4x, where one power supply is supported.
The AC power supplies can be mixed. For example, these are valid combinations for the
x3850 X6:
– Two 44X4132 and two 44X4152
– Two 44X4132 and two 44X4150
Component Hot-swap ability
Compute Book No
Storage Book No
Primary I/O Book No
Optional I/O Books
Ye s
Disk drives
Ye s
Compute Book fans
Ye s
Primary I/O Book fans
Ye s
Power supplies
Ye s
Part
number
Feature
code
Description Supported
quantities
x3850 X6
Supported
quantities
x3950 X6
Models
where
used
44X4132 A4R0 IBM 900W Power Supply 2, 4
a
a. The only exception to the rule of a minimum of two power supplies is model 3837-A4x which has a minimum of 1.
4, 8 A4x, B1x, B3x, C1x,
C4x, BAx, CAx, CCx
44X4152 A54E IBM 1400W HE Redundant Power Supply
(not certified for altitudes above 5000 m)
2, 44, 8-
44X4150 A54D IBM 1400W HE Redundant Power Supply
for altitudes above 5000 meters
2, 4 4, 8 All HANA models
88Y7433 A2EA IBM 750W High Efficiency -48 V DC Power
Supply
2, 44, 8-
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