Lenovo ThinkPad T430 Hardware Maintenance Manual page 54

Table 7. Status indicators
Indicator
1
Speaker mute indicator
2
Microphone mute indicator
3
Wireless LAN, WAN, Bluetooth
or WiMAX status indicator
4
Device access indicator
5
Caps Lock indicator
6
Power-on indicator
7
Serial Ultrabay Enhanced
device status indicator
8
Battery status indicator
48
ThinkPad T430 and T430i Hardware Maintenance Manual
Meaning
Orange: The speakers are on mute. To mute or unmute the speakers, press
the speaker mute button.
Orange: The microphones are on mute. By default, when the microphones
are on mute, none of the recording devices is available.
Green: The wireless LAN, WAN, Bluetooth, or WiMAX feature is on.
Blinking green: Data is being transmitted.
Blinking green: The hard disk drive, solid-state drive, mSATA solid-state
drive, or the second hard disk drive in the Serial Ultrabay Enhanced bay is
reading or writing data.
When the Caps Lock mode is enabled, the Caps Lock indicator is displayed
on the screen. You can type all alphabetic characters (A-Z) in uppercase
directly.
The power button stays lit whenever the computer is on, blinks when the
computer is in sleep mode, and is off when the computer is turned off.
Green: A Serial Ultrabay Enhanced device is installed and in use.
Blinking green: A Serial Ultrabay Enhanced device is being detached.
Green: The battery charge level is 20% or higher.
Orange: The battery charge level is between 5% and 20%.
Fast blinking orange: The battery charge level is lower than 5% or less, or
the battery is charging.
Slow blinking orange: The battery is being charged. When the battery
charge level reaches 20%, the blinking color changes to green.
Slow blinking green: The battery charge level is between 20% and 80%,
and charging is continuing. When the battery charge level reaches 80%,
the battery status indicator stops blinking, but the charging might 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 mode
or hibernation mode.
Quick blinking orange: An error has occurred in the battery.
The battery status indicator blinks three times: The ac power adapter is
attached to the computer.