Lenovo ThinkSystem SR635, Maintenance Manual

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Status Color Description
On Green The server is connected to a network.
Blinking Green The network is connected and active.
Off None The server is disconnected from the network.
3 System ID button with system ID LED
Use this system ID button and the blue system ID LED to visually locate the server. A system ID LED is also
located on the rear of the server. Each time you press the system ID button, the state of both the system ID
LEDs changes. The LEDs can be changed to on, blinking, or off. You can also use the ThinkSystem System
Manager or a remote management program to change the state of the system ID LEDs to assist in visually
locating the server among other servers.
4 System error LED
The system error LED helps you to determine if there are any system errors.
Status Color Description Action
On
Yellow An error has been detected on the server.
Causes might include but not limited to the
following errors:
• Processor error
• Memory module error
• Storage failure
• PCIe adapter failure
• Power supply error
• Fan failure
• Mainboard failure
Check the event log to determine the exact
cause of the error.
Off None The server is off or the server is on and is
working correctly. None.
Rear view
The rear of the server provides access to several connectors and components, including the power supplies,
PCIe adapters, hot-swap drive bays, serial port, and Ethernet connectors.
Rear view of server model with three PCIe slots
The following illustration shows the rear view of server model with three PCIe slots. Depending on the model,
your server might look slightly different from the illustration below.
Figure 9. Rear view of server model with three PCIe slots
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ThinkSystem SR635 Maintenance Manual