Hitachi DS240, Руководство по обслуживанию

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I
NSTALLING THE
H
ARDWARE
R
EMOVING A
M
EMORY
M
ODULE
2-46
Note:
The memory population is coded in one yellow memory slot and one black memory slot for each channel
(Two DIMMs
p
er
c
hannel).
You should
install the memory modules to all the available yellow DIMM slots
first
,
then the black DIMM slots for each processor for better performance.
Removing a Memory Module
1. Remove the mainboard sled. See Removing a Mainboard Sled on page 2-11.
2. Remove the PCIe riser assembly. See Removing a PCIe Riser Assembly on page 2-14.
3. Remove the air duct. See Air Ducts on page 2-30.
4. Remove the repeater module. See Removing a Repeater Module on page 2-28.
5. Press down on the two ejector levers (A) at both ends of the DIMM slot. The memory
module partially ejects.
Table 1: DDR4 Registered Maximum Frequency Support (per channel)
T
YPE
R
ANKS
P
ER
DIMM
AND
D
ATA
W
IDTH
DIMM
C
APACITY
(GB)
S
PEED
(MT/
S
); V
OLTAGE
(V); S
LOT
P
ER
C
HANNEL
(SPC)
AND
DIMM P
ER
C
HANNEL
(DPC)
2 S
LOTS
P
ER
C
HANNEL
1DPC (DIMM0
INSTALLED
) 2DPC (DIMM0, DIMM1
INSTALLED
)
4
GB
8
GB
1.2V 1.2V
RDIMM SR x 4 8GB 16GB
2666 2666
RDIMM SR x 8 4GB 8GB
RDIMM DR x 8 8GB 16GB
RDIMM DR x 4 16GB 32GB
CAUTION!
H
ANDLE THE MEMORY MODULE BY THE EDGES AT ALL TIMES
.
WARNING!
Memory modules remain hot after the system is powered down. Allow sufficient time for the
memory modules to cool before handling system components.
!
!