System-Board Leds; General Problem Determination Procedures - Lenovo ThinkSystem SE350 Maintenance Manual

System-board LEDs

The following illustrations show the light-emitting diodes (LEDs) on the system board.
Figure 157. System-board LEDs
Table 36. System-board LEDs
Battery error LED
1
Field-Programmable Gate Array (FPGA) Heartbeat LED
2
Field-Programmable Gate Array (FPGA) error LED
3

General problem determination procedures

Use the information in this section to resolve problems if the event log does not contain specific errors or the
server is inoperative.
If you are not sure about the cause of a problem and the power supplies are working correctly, complete the
following steps to attempt to resolve the problem:
1. Power off the server.
2. Make sure that the server is cabled correctly.
3. Remove or disconnect the following devices if applicable, one at a time, until you find the failure. Power
on and configure the server each time you remove or disconnect a device.
• Any external devices.
• Surge-suppressor device (on the server).
• Printer, mouse, and non-Lenovo devices.
• Each adapter.
• Hard disk drives.
• Memory modules until you reach the minimum configuration that is supported for the server.
See "Specifications" on page 1
4. Power on the server.
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XClarity Controller heartbeat LED
4
ME Heartbeat LED
5
to determine the minimum configuration for your server.