Lenovo TD230 manual Locating diagnostic LEDs on the system board, Jumper block settings

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Memory slot (CPU2 DIMM CHE2)

Memory slot (CPU2 DIMM CHE1)

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System board battery

System fan 3 connector

Locating diagnostic LEDs on the system board

There are several diagnostic LEDs on the system board to help you diagnose specific problems. Figure 8 “Diagnostic LEDs on the system board” on page 35 shows the locations of the diagnostic LEDs on the system board.

Figure 8. Diagnostic LEDs on the system board

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Hard disk drive LED System fan 3 fault LED 5 VSB LED

DIMM fault LEDs (4) System fan 2 fault LED Microprocessor 1 heat sink fan fault LED

7Microprocessor 2 heat sink fan fault LED

8System fan 1 fault LED

9DIMM fault LEDs (4)

10Post-code diagnostic LEDs

11Status LED

12System ID LED

Jumper block settings

There are several jumper blocks on the system board that can be used to configure, recover, or enable/disable specific features of the server system board. Figure 9 “Jumper blocks on the system board” on page 36 shows the status of the jumper blocks on the system board.

Chapter 4. Locating parts, controls, LEDs, and connectors 35