7850-Install-IG101 Installation Guide
Brocade
®
7850 Extension Switch Hardware Installation Guide
Power Supply Assembly Task Guide
You can perform an easy set of steps to install or replace a power supply assembly or to replace both power supply
assemblies. By default, the power supply assemblies are installed in the device.
Installing an Additional Power Supply (Hot-Install)
If your device is up and running with a single power supply assembly and you want to install an extra power supply, complete the
following steps:
1. Insert the new power supply assembly.
2. Plug in the power cord to the power supply assembly and the power source.
3. Turn on the power source.
4. Verify the power supply assembly OK and FAIL status LEDs.
Replacing a Power Supply (Hot-Swap)
If your device is up and running with two power supply assemblies, but one of them must be replaced, complete the following steps:
1. Power down the source for the power supply assembly being replaced.
2. Remove the power supply assembly.
3. Insert the new power supply assembly.
4. Power on the source for the new power supply assembly.
5. Verify the power supply assembly OK and FAIL status LEDs.
Replacing Both Power Supplies (Cold-Swap)
If your device is up and running with both power supply assemblies and you want to replace both of them, complete the following
steps:
1. Shut down the system using the sysShutdown command.
2. Power down both power supply assemblies.
3. Remove the power supply assemblies being replaced.
4. Insert the new power supply assemblies.
5. Power on the power supply assemblies.
6. Verify the power supply assembly OK and FAIL status LEDs.
Time and Items Required
Installing or removing and replacing a power supply assembly should require less than 5 minutes to complete.
The only item you need to replace a power supply assembly, you need a new power supply assembly (must have the
same airflow direction as the power supply assembly being replaced).
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