• See the specifications in the product documentation for the required torque values for the
wiring-terminal screws.
Important:
Before you use the product, be sure to read the multilingual safety instructions at:
https://support.lenovo.com/documents/LNVO-DOCS
To install a hot-swap dc power supply, complete the following steps:
Attention:
Only trained service personnel other than IBM service technicians are authorized to install and
remove the -48 volt dc power supply, and make the connections to and disconnections from the -48 volt dc
power source. IBM service technicians are not certified or authorized to install or remove the -48 volt power
cable. The customer is responsible for ensuring that only trained service personnel install or remove the
-48 volt power cable.
Step 1.
Read the safety information that begins on “Safety” on page v and “Installation guidelines” on
page 297.
Step 2.
Touch the static-protective package that contains the hot-swap power supply to any unpainted
metal surface on the server; then, remove the power supply from the package and place it on
a static-protective surface.
Step 3.
Turn off the circuit breaker for the dc power source to which the new power supply will be
connected. Disconnect the power cord from the dc power source.
Step 4.
Attach the dc power cable to the new power supply.
Power input LED
Power output LED
Power error LED
-48V
Ground
-48V return
Figure 199. DC power supply rear view
Step 5.
If you are installing a hot-swap power supply into an empty bay, remove the power-supply filler
from the power-supply bay.
246
Lenovo System x3650 M5 Installation and Service Guide
Summary of Contents for x3650 M5
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