Emergency Operations For High Hydrogen Density - Huawei FusionModule 1000B Maintenance Manual

FusionModule1000B Air-Cooled IT Solution
Maintenance Guide
Before the management system communication is restored, the management system cannot
perform real-time monitoring for the FusionModule1000 data center. Add people to perform
preventive maintenance inspection in related areas.
Procedure
Step 1 Check whether the RH2288 server is working properly.
Step 2 Check whether the LAN switch in the FusionModule1000 is powered on.
Step 3 Check whether the LAN switch in the FusionModule1000 is working properly.
Step 4 Check the signal cable connection between the LAN switch and the RH2288 server.
Step 5 Check whether the cables to the digital distribution frame (DDF) in the container are
connected properly.
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Follow-up Procedure
Analyze the cause of the fault, and work out and record the preventive measures.

7.7 Emergency Operations for High Hydrogen Density

Prerequisites
An alarm is generated indicating that the hydrogen density is high.
Issue 02 (2017-01-10)
If the RH2288 server is faulty, replace by following instructions in
 If the LAN switch is powered off, resume the power supply and check whether the fault is rectified.
 If the LAN switch is powered on, go to
 If the LAN switch is faulty, replace it by following instructions in
 If the LAN switch is powered on, go to
 If any cable is not properly connected, prepare and reconnect the cable and check whether the fault
is rectified.

If cables are properly connected, go to
 If any cable is not properly connected, reconnect the cable and check whether the fault is rectified.
 If cables are properly connected, contact Huawei technical support.
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6.3.12 Replacing an RH2288
Step 3.
6.3.10 Replacing a LAN
Step 4.
Step 5.
7 Emergency Operations
Server.
Switch.
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