Lenovo 3779 Computer Hardware User Manual


 
CAUTION:
Never remove the cover on a power supply or any part that has the following
label attached.
Hazardous voltage, current, and energy levels are present inside any
component that has this label attached. There are no serviceable parts inside
these components. If you suspect a problem with one of these parts, contact
a service technician.
1 Power supply filler panel
2 Hot-swap power supply 2
Attention: During normal operation, each power-supply bay must contain either a
power supply or power-supply filler 1 for proper cooling.
To install a power supply, complete the following steps:
1. Read the safety information that begins on page 3.
2. Remove the power-supply blank from the empty power-supply bay by pinching
the side clip and pulling the power-supply blank from the bay. Save the
power-supply blank in case you remove the power supply at a later time.
3. Slide the ac power supply into the bay until the retention latch clicks into place.
Chapter 6. Removing and installing FRUs 195