Installing the power supply unit
Prerequisites
1 Follow the safety guidelines listed in Safety instructions .
2 Follow the procedure listed in Before working inside your system.
Steps
1 While replacing a faulty PSU, you may require to bundle the P3 cable. The P3 cable in the PSU connects to the GPU. The PowerEdge
T140 system does not support GPU and hence the P3 cable is required to be bundled to avoid system board damage. Follow the below
steps to bundle the P3 cable:
CAUTION: Connecting the PSU P3 cable to any of the connectors on the system board may result in system board damage.
a Bundle the P3 cable providing equal interval spaces between the smaller cable ties.
NOTE: Ensure to align the connector head closer to the middle.
b Secure the P3 cable using the larger cable tie.
c Leaving 10 mm of the larger cable tie, snip the excess cable tie.
Figure 44. PSU P3 cable bundling
2 Place the PSU in the system and slide it toward the back of the system until it is fully seated.
3 Tighten the screws to secure the PSU to the system.
Installing and removing system components
73
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