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Table 7. Status indicators (continued)
Indicator
3
Caps Lock indicator
5
ac power status
indicator
48
ThinkPad E570, E570c, and E575 Hardware Maintenance Manual
Description
Blinks fast: The computer is entering sleep or hibernation mode.
When this indicator is on, you can type uppercase letters by directly pressing the letter
keys.
Green: connected to ac power (charging 90%–100%)
Yellow: connected to ac power (charging 0%–90%)
Off: not connected to ac power (no charging)
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