Lenovo NeXtScale n1200 Installation And Service Manual page 24

Figure 7. Chassis fan power control bay
The fan power control has fault and power-on LEDs similar to those found on the other chassis components.
The fan power control also has connectors that are unique to the device.
The fan power control provides integrated systems-management functions, including a 10/100 Mbps remote
management and console (Ethernet) connector.
The following is an illustration of the fan power control:
Figure 8. Fan power control with call outs
Fan power control indicators, controls, and connectors
The fan power control has LEDs, controls, and connectors that you can use to obtain status information and
restart the fan power control.
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Lenovo NeXtScale n1200 Enclosure Installation and Service Guide
Fan power control module
Reset button
Power LED
Activity LED
Locator LED
Check log LED
Ethernet port activity LED
Ethernet port link LED