Lenovo System x3500 M5 Type 5464, Installation And Service Manual

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• USB connectors: Connect a USB device, such as a USB mouse or keyboard to any of these connectors.
Operator information panel
The following illustration shows the controls and LEDs on the operator information panel.
Power-on LED System error LED
System locator LED
Ethernet activity LED
Check log LED
Figure 4. Operator information panel
• Power-on LED:
When this LED is lit and not flashing, it indicates that the server is turned on. The states of the power-on
LED are as follows:
– Off:
Power is not present or the power supply, or the LED itself has failed.
– Flashing rapidly (4 times per second):
The server is turned off and is not ready to be turned on. The power-control button is disabled. This
will last approximately 5 to 10 seconds.
– Flashing slowly (once per second):
The server is turned off and is ready to be turned on. You can press the power-control button to
turn on the server.
– Lit:
The server is turned on.
• Ethernet activity LEDs:
When any of these LEDs is flashing, they indicate that the server is transmitting to or receiving signals
from the Ethernet LAN that is connected to the Ethernet port that corresponds to that LED.
• System-locator LED:
Use this blue LED to visually locate the server among other servers. You can use Systems Director to light
this LED remotely. This LED is controlled by the IMM2.1. When you light the system-locator LED, the LED
will blink and it will continue to blink until you turn it off.
• Check log LED:
When this yellow LED is lit, it indicates that there are errors that require further diagnosis. Check the
IMM2.1 event log for additional information. See “Event logs” on page 139 for more information about
event logs.
• System-error LED:
When this yellow LED is lit, it indicates that a system error has occurred. An LED on the light path
diagnostics panel is lit to help isolate the error. This LED is controlled by the IMM2.1.
The following table describes the LEDs on the operator information panel and suggested actions to correct
the detected problems.
Chapter 1
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The Lenovo System x3500 M5 Type 5464 server
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