HP ProLiant ML110 Gen9 User Manual page 72

Remove the existing power supply.
8.
Install the ATX 550-W power supply.
9.
Connect the 550-W ATX power cables and then route the cables underneath the metal tabs:
10.
4 LFF non-hot-plug configuration
o
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Optical drive power cable to optical drive
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8-pin drive power cable to the non-hot-plug drive power connector
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6-pin power cable connecting to GPU, if installed
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4-pin power cable connecting to system board
Hardware options installation 72