Table 8. Status indicators (continued)
Indicator Meaning

3 Battery status

Green: The battery is charged between 80% to 100% of the

capacity, and being discharged between 0% to 80% of
the capacity.
Blinking green:
The battery is charged between 20% to 80% of the
capacity, and being charged.
Orange:
The battery is charged between 5% and 20% of the
capacity, and being discharged.
Blinking orange (slow):
The battery is charged between 5% to 20% of the
capacity, and being charged.
Blinking orange (rapid):
The battery is charged between 0% to 5% of the capacity.

4 Power on

Green: The computer is on and ready to use. This indicator

stays lit whenever the computer is on and is not in
standby mode.

5 Drive in use

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 standby mode or turn off the

computer.

Note: Do not move the system while the green drive-in-use light

is on. Sudden physical shock could cause drive errors.

6 Caps lock

Green: Caps Lock mode is enabled. To enable or disable Caps

Lock mode, press the Caps Lock key.

7 Num lock

Green: The numeric keypad on the keyboard is enabled. To

enable or disable the keypad, press and hold the Shift
key, and press the NumLk (ScrLk) key.

8 Wireless WAN

status

Green: The wireless WAN is on, and the radio link is ready for

use.
Blinking green:
Data is being transmitted.

9 Wireless PAN

status

R

or

Green: Wireless PAN (Bluetooth wireless or Wireless USB) is

operational. This indicator is on when Wireless PAN is
on and not in suspend mode.

10 Wireless LAN

status

Green: The wireless LAN feature is on, and the radio link is

ready for use.
Blinking green:
Data is being transmitted.
52 ThinkPad X200 and X200s Hardware Maintenance Manual