Removing The Rear Hard Disk Backplane - Huawei N2000H V3 User Manual

N2000H V3 Appliance
User Guide
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7.40 Removing the Rear Hard Disk Backplane

This topic describes how to remove the rear hard disk backplane before replacing it with a
new one.
Scenarios
The rear hard disk backplane has failed.
Prerequisites
Conditions
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Data
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Tools
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Procedure
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Remove the FFC cable to avoid cable damage caused by the removal of the mainboard frame.
See step (1) in
Issue 04 (2018-11-06)
You have powered off the N2000H V3. For details, see
You have removed the chassis cover from the N2000H V3. For details, see
Removing the Chassis Cover.
You have determined the position on the N2000H V3 for removing the rear hard disk
backplane.
You have obtained the rack number and chassis number of the N2000H V3.
You have located the N2000H V3 based on the preceding information, and labeled its
panel to prevent misoperations.
ESD wrist strap or ESD gloves
M3 Phillips screwdriver
Packaging materials, for example, an ESD bag
Remove the rear hard disk backplane for 12 disks.
a. Remove the air duct and all fan modules.
b. Remove all cables from the mainboard.
Figure 5-77. If the FFC cable is damaged, the Appliance cannot work.
c. Loosen the screws that secure the mainboard to the chassis. See step (2) in
5-77.
d. Push the mainboard frame out of the chassis by holding the mainboard handle. See
step (3) in Figure 5-77.
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7 Replacing Parts
3.2 Powering Off.
5.6
Figure
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