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What are the LED status inidcators (lights) on the LCD? - ThinkPad R61 (type 7732, 7733, 7734, 7735, 7738, 7742, 7743, 7744, 7751, 7755), T61 (type 6480, 6481, 7658, 7659, 7660, 7661, 7662, 7663, 7664, 7665)
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| The following table shows what the LED status indicators are for and what the different colors or blinking of the lights mean.
| 1 |
Standby status
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- Green: The computer is in standby mode.
- Blinking green: The computer is entering standby or hibernation mode, or is resuming normal operation.
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| 2 |
Status of ac power
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- Green: The ac adapter is connected and the computer is operating on ac power. If a battery is installed on the computer, it is charged when this indicator is green.
- Off: The computer is operating on battery power.
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| 3 |
Battery status
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- Green: The battery has more than 20% charge.
- Orange: The battery has between 5% and 20% charge.
- Fast blinking orange: The battery has less than 5% charge. If this indicator is blinking slowly, the battery is being charged. When the battery reaches 80% charge, the blinking stops.
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| If your computer is shipped with a wireless WAN feature, a Bluetooth feature, and a wireless LAN feature, you can use the following indicators: |
| 4 |
Wireless WAN status
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- Green: The wireless WAN feature is on, and the radio link is ready for use.
- Blinking green: Data is being transmitted.
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| 5 |
Bluetooth status
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Bluetooth/Wireless USB status
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- Green: The Bluetooth feature is on, and the radio link is ready for use.
- Blinking green: Data is being transmitted.
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| 6 |
Wireless LAN status
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- Green: The wireless LAN feature (the IEEE 802.11 standard) is on, and the radio link is ready for use.
- Blinking green: Data is being transmitted.
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Your computer has system-status indicators. The following shows the location and the meaning of each indicator.
| 1 |
Numeric lock
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The numeric keypad on the keyboard is enabled. To enable or disable the keypad, press and hold the Shift key or Fn key, and press the NmLk (ScrLk) key. |
| 2 |
Caps lock
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Caps Lock mode is enabled. You can enter all alphabetic characters (A-Z) in uppercase without pressing the Shift key. To enable or disable Caps Lock mode, press the Caps Lock key. |
| 3 |
Device access
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A hard disk drive or an optional drive, such as a drive in the Ultrabay Enhanced, is being used to read or write data. When this indicator is blinking, do not put the computer into standby mode, remove the device from the bay, or turn off the computer. |
| 4 |
Power on
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The computer is on and ready to use. This indicator stays lit whenever the computer is on and is not lit when the computer is in standby mode. |
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| Applicable countries and regions |
| Worldwide |
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| Document id: MIGR-67968 |
| Last modified: 2006-06-07 |
| Copyright © 2009 IBM Corporation |
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