Lenovo ThinkEdge SE455 V3 User Manual page 280

Figure 238. Front LEDs
Table 23. Front LEDs
Security bezel
"Power status LED (green)" on page 272
1
"Network activity LED (green)" on page 273
2
"System ID LED (blue)" on page 273
3
"System error LED (yellow)" on page 273
4
Power status LED (green) /
1
You can press the power button to power on the server when you finish setting up the server. You also can
hold the power button for several seconds to power off the server if you cannot shut down the server from
the operating system. The states of the power LED are as follows:
Status
Off
Flashing rapidly (four
times per second)
Flashing slowly (once
per second)
Lit
272 ThinkEdge SE455 V3 User Guide
LEDs visible from
Power button with power status LED (green)
5
Color Description
None No power supply is properly installed, or the LED itself has failed.
Green The server is turned off and is not ready to be turned on. The power button is
disabled. This will last approximately 5 to 10 seconds.
Green The server is turned off and is ready to be turned on. You can press the power
button to turn on the server.
Green The server is turned on.
Server front view
"Power button with power status LED (green)" on page
5
272
"Security LED (green)" on page 273
6
"NMI button" on page 273
7
"Network activity LED (green)" on page 273
8
"System ID button with system ID LED (blue)" on page
9
273
"System error LED (yellow)" on page 273
10
"XCC system management port" on page 274
11