Using LED Indicators
Red - indicates a low battery condition.
Off - indicates that the battery has completely discharged
Hard Disk Lights when the computer writes to or
Indicator reads from the hard disk.
(HDD)
Floppy Lights when the CPU writes to or reads
Disk from the floppy drive.
Indicator
(FDD)

Caution: Never remove a floppy from the drive while the

Floppy Disk indicator Is on. You could destroy data and

damage the drive.

CAP Lock Lit when the caps lock function is toggled
Indicator on using the CAPS LOCK key.
(CAP)
NumLk Lit or blinking when the embedded numeric
Indicator keypad is toggled on using the NUMLK key.
(NUM) See Using the Numeric Keypad later in this section for further
details.
SCROLL Lit when the scroll lock function is toggled
LOCK on using the ScrLk key.
Indicator
(SCRL)
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