Lenovo System x3500 M4 Installation And Service Manual page 344

Fan cage power
connector
Figure 258. Internal cable routing and connectors from the fan cage assembly to the system board
Left-side cover/power cut-off switch assembly cable connection
The following illustration shows the power cut-off switch assembly cable routing and the connector on
the system board.
Figure 259. Power cut-off switch assembly cable routing and the connector on the system board
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System x3500 M4 Installation and Service Guide
Power cut-off switch assembly