Replacing The Diagnostic Panel - H3C UniServer R4900 G3 User Manual

13. Install the chassis air baffle. For more information, see
14. Install the access panel. For more information, see
15. Rack-mount the server. For more information, see
16. Connect the power cord. For more information, see
17. Power on the server. For more information, see

Replacing the diagnostic panel

WARNING!
To avoid bodily injury from hot surfaces, allow the server and its internal modules to cool before
touching them.
To replace the diagnostic panel:
Power off the server. For more information, see
1.
Remove the server from the rack. For more information, see
2.
Remove the access panel. For more information, see
3.
Remove the chassis air baffle if it hinders the replacement. For more information, see
4.
"Removing air
Remove the fan cage if it hinders the replacement. For more information, see
5.
fan cage."
Remove the security bezel, if any. For more information, see
6.
If the diagnostic panel cable is connected to the system board, disconnect the cable.
7.
Remove the diagnostic panel:
8.
NOTE:
The removal procedure is similar for all the diagnostic panels. This section uses an SFF
diagnostic panel as an example.
a. Press the release button on the diagnostic panel, as shown by callout 1 in
diagnostic panel pops out.
b. Hold the diagnostic panel by its front edge to pull it out of the slot, as shown by callout 2
in Figure
Figure 181 Removing the diagnostic panel
Install a new diagnostic panel. For more information, see
9.
10. Install the removed security bezel. For more information, see
baffles."
181.
"Installing air
"Replacing the access
"Rack-mounting the
"Connecting the power
"Powering on the
"Powering off the
"Replacing the access
"Installing a diagnostic
145
baffles."
panel."
server."
cord."
server."
server."
"Removing the server from a
panel."
"Replacing the
"Replacing the security
Figure
panel."
"Installing the security
rack."
bezel."
181. The
bezel."