Table 7. | Status indicators |
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| Indicator | Meaning |
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| Wireless LAN status |
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| 1 |
| Green: | The wireless LAN feature is on, and the radio link is ready for use, | ||||
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| or the data is being transmitted. |
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| Blinking | Data is being transmitted (for some models). |
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| green: |
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| Wireless status |
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| 2 |
| Green: | Wireless PAN (Bluetooth wireless or Wireless USB) is operational. | ||||
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| R |
| This indicator is on when Wireless PAN is on and not in suspend |
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| mode, or the data is being transmitted. |
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| Blinking | Data is being transmitted (for some models). |
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| green: |
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| Drive in use |
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| 3 |
| Green: | Data is being read from or written to the hard disk drive, the | ||||
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| diskette drive, or the drive in the Serial Ultrabay Slim device. When |
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| this indicator is on, do not put the computer into sleep (standby) |
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| mode or turn off the computer. |
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| Note: Do not move the system while the green | |
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| shock could cause drive errors. | |
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| Fingerprint reader |
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| 4 |
| Green: | The fingerprint reader is ready to swipe. | ||||
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| Blinking | The fingerprint is being authenticated or has been authenticated. |
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| green: |
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| Blinking | The fingerprint could not be authenticated. |
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| amber: |
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| Battery status |
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| 5 |
| Green: | The battery is being charged when its charge level is between | ||||
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| 80% and 100%. Or the battery is being discharged when its |
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| charge level is between 0% and 80%. |
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| Blinking green: | The battery charge level is between 20% and 80%, and the |
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| battery is being charged. |
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| Orange: | The battery charge level is between 5% and 20%, and the |
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| battery is being discharged. |
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| Blinking orange The battery charge level is between 5% and 20%, and the | |
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| (slow): | battery is being charged. |
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| Blinking orange The battery charge level is between 0% and 5%, and the battery | |
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| (rapid): | is being charged. |
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| Sleep (standby) |
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| 6 |
| Green: | The computer is in sleep (standby) mode. | ||||
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| status | |||||
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| Blinking | The computer is entering sleep (standby) mode or hibernation mode, | ||||
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| green: | or is resuming normal operation. |
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52ThinkPad X220 Tablet and X220i Tablet Hardware Maintenance Manual
