Lenovo 2516ADU, Hardware Maintenance Manual

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Table 7. Status indicators (continued)
Indicator Meaning
5
Device access
Green:
Data is being read from or written to the hard disk drive, the
diskette drive, or the drive in the Serial Ultrabay Slim device.
When this indicator is on, do not put the computer into sleep
(standby) mode or turn off the computer.
Note: Do not move the system while the green device access light is on.
Sudden physical shock could cause drive errors.
6
Power on
Green:
The computer is on and ready to use. This indicator stays lit
around the power-on button whenever the computer is on and
is not in sleep (standby) mode.
7
Numeric lock (On-screen
indicator) By default, when the numeric lock is on, the numeric lock indicator is
displayed on the screen.
8
Serial Ultrabay Slim device
status
Green:
A Serial Ultrabay Slim device is installed and in use.
Blinking green:
A Serial Ultrabay Slim device is in the process of being detached.
Turn off:
A Serial Ultrabay Slim device is ready to be attached or
detached.
9
Caps lock
Green:
Caps Lock mode is enabled. To enable or disable Caps Lock
mode, press the Caps Lock key.
Chapter 5
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Status indicators
73