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112
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4.10.10 Replacement of Main Board or Connect Board on 140He
Chassis
1.
Make sure that the power of the Server is off, and disconnect the AC cables from all the
power units.
2.
Remove the Processor and Memory Boards from the Server.
3.
Remove the rear access cover, PCI access cover, fan cover, fans (two fans in the
additional HDD cage and six fans in the standard HDD cage), fan cage, and power cage.
4.
Do steps 4 and 5 in Subsection 4.10.5 to separate the I/O Board from the Main Board.
To replace the Main or Connect Board, the electronics bay does not need to be removed
from the Server but the I/O Board must be separated from the Main Board with the
ejectors.
5.
Do steps 1 to 5 in Subsection 4.10.8.
To replace the Main or Connect Board, the HDD cage does not need to be removed from
the Server but the SCSI-BP must be separated from the Connect Board with the ejectors.
6.
Remove the screws (2) fixing the Main Board to the Server. Then pull out the Main Board,
Connect Board, and brackets upward to remove them from the Server.
The figure shows the Server mounted on the 140Rd-4 chassis. On the 140He chassis, the
Server is only mounted longitudinally. The locations of the fixing screws are the same.
Remove the two screws, and then lift the
board to remove it from the chassis.
Fixing screw (×2)
Summary of Contents for EXPRESS5800/140He
Page 1: ...Nec coF S e r v i c e G u i d e EXPRESS5800 140He EXPRESS5800 140Rd 4 ...
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Page 144: ... 128 8 2 3 Processor and VRM Processor 1 Processor 2 Processor 4 Processor 3 ...
Page 153: ... 137 voltage drop and the system is restarted This is not an error ...
Page 161: ... 145 No Error message Action 8 The firmware is erased unsuccessfully ...
Page 163: ... 147 ...
Page 181: ... 165 12 3 Block Diagram ...
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