Fujitsu PRIMERGY RX4770 M5 Upgrade And Maintenance Manual page 127

Figure 44: Removing the PSU
▶ Remove the PSU and install the dummy cover carefully.
Note for PSU1:
Remove the PSU1 carefully while lifting PSU1 and bringing PSU1 to
the right, in order to avoid interference.
▶ Mount the complete assembly (CMA stopper, the crossbar and the CMA)
again into the rail.
RX4770 M5 Upgrade and Maintenance Manual
Power supply unit (PSU)
127