Optional CD/DVD-eject button: Press this button to release a CD or DVD fromthe CD-RW/DVD drive.Optional CD/DVD drive activity LED: When this LED is lit, it indicates that theCD-RW/DVD drive is in use.Operator information panelThe following illustration shows the controls and LEDs on the operatorinformation panel.The following controls and LEDs are on the operator information panel:v Power-control button and power-on LED: Press this button to turn the serveron and off manually or to wake the server from a reduced-power state. Thestates of the power-on LED are as follows:– Off: AC power is not present, or the power supply or the LED itself hasfailed.– Flashing rapidly (4 times per second): The server is turned off and is notready to be turned on. The power-control button is disabled. This will lastapproximately 20 to 40 seconds.Note: Approximately 40 seconds after the server is connected to ac power,the power-control button becomes active.– Flashing slowly (once per second): The server is turned off and is ready tobe turned on. You can press the power-control button to turn on the server.– Lit: The server is turned on.– Fading on and off: The server is in a reduced-power state. To wake theserver, press the power-control button or use the IMM Web interface. Forinformation about logging on to the IMM Web interface, see “Logging on tothe Web interface” on page 171.v Ethernet icon LED: This LED lights the Ethernet icon.v Ethernet activity LEDs: When any of these LEDs is lit, it indicates that theserver is transmitting to or receiving signals from the Ethernet LAN that isconnected to the Ethernet port that corresponds to that LED.v Information LED: When this LED is lit, it indicates that a noncritical event hasoccurred. An LED on the light path diagnostics panel is also lit to help isolatethe error.v System-error LED: When this LED is lit, it indicates that a system error hasoccurred. An LED on the light path diagnostics panel is also lit to help isolatethe error.Figure 6. Controls and LEDs16 System x3650 M3 Types 4255, 7945, and 7949: Installation and User’s Guide
