Lenovo ThinkPad T520 Hardware Maintenance Manual page 57

Mobile workstation
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Table 7. Status indicators (continued)
Indicator
9
Caps lock
10
Sleep (standby for
Windows XP) status
11
Battery status
12
Color sensor status
Meaning
Green:
Green:
Blinking green:
Green:
Orange:
Fast blinking orange:
Slow blinking orange:
Slow blinking green:
Quick blinking orange:
The battery status indicator is off:
Green:
Blinking green:
Caps Lock mode is enabled. To enable
or disable Caps Lock mode, press the
Caps Lock key.
The computer is in sleep (standby) mode.
The computer is entering sleep (standby)
mode or hibernation mode, or is
resuming normal operation.
The battery has more than 20% charge.
The battery has between 5% and 20%
charge.
The battery has less than 5% charge.
Note: The battery may be charging.
The battery is being charged. When it
reaches 20%, the blinking color changes
to green.
The battery has between 20% and 80%
charge, and charging is continuing.
When the battery reaches 80% charge,
blinking stops, but the charging may
continue until the battery is 100%
charged.
Note: If the computer is operating
on battery power, the battery status
indicator does not work while the
computer is turned off or is in sleep
(standby) mode or hibernation mode.
An error has been occurred in the battery.
The battery pack of the computer is
detached.
Calibration is complete. When the lid is
opened, the indicator turns off.
Display colors are being calibrated.
.
Chapter 6
Status indicators
49

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