Security Indicator; Hard Drive/Optical Drive Access Indicator; Numlk Indicator - Fujitsu Lifebook E752 User Manual

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If the battery pack is installed while the power is turned off, the battery level indicator will display the charge level
for five seconds after it blinks orange.
•
If the AC adapter is not connected or the battery pack is not fully charged when the computer is switched to
standby mode, the indicator will blink. The LED blinks at the rate of one second on/six seconds off.

Security Indicator

The Security Indicator flashes (if a password was set) when the system resumes from Off or Sleep modes. You must
enter the password that was set in the Security Panel before your system will resume operation.

Hard Drive/Optical Drive Access Indicator

The Hard Drive/Optical Drive Access indicator glows green when your internal hard drive is being accessed. Note that
flickering is normal.

NumLk Indicator

The NumLk indicator shows that the integral keyboard is set in ten-key numeric keypad mode.
CapsLock Indicator
The CapsLock indicator shows that your keyboard is set to type in all capital letters.
ScrLk Indicator
The ScrLk indicator shows that your scroll lock is active.
24 - Status Indicator Panel