User guide

Troubleshooting
57
4.9 Power Supply Modules
Warning The FC60SS enclosure must only be operated with two Power Supply modules
installed.
4.9.1 Removing a Power Supply Module
Warning Do not remove the faulty Power Supply module unless you have a replacement unit of the correct
type ready for insertion. the system must not be operated without both PSUs in place.
As there should always be two power supply units installed, you can continue working while replacing the
faulty module.
1 Make sure you identify the faulty Power Supply module correctly, from the two modules installed.The
Module Fault LED on the faulty PSU will be illuminated Amber.
2 Switch off the PSU and disconnect the power cord.
3 Push the latch on the PSU handle to the right (Figure 4–3), grip the handle and pull the PSU out of the
enclosure.
Warning Do not remove covers from the Power Supply (PSU). Danger of electric shock inside. Return the
PSU to your supplier for repair.
Figure 4–3 Removing a Power Supply Module
4.9.2 Installing a Power Supply Module
Warning Do not mix Power Supply modules of different types or makes.