Lenovo K4450 Notebook - Manual (Page 35)

Chapter 4. Status indicators
This topic presents the system status indicators that show the status of the computer.
1 2 3
Table 1. Status indicators
Indicator Meaning
1 Active Protection
System
™ (APS)
status indicator
• White: The Active Protection System program is enabled.
• Off: The Active Protection System program is disabled.
2 Device access
status indicator Green: The hard disk drive is reading or writing data.
Attention:
• When the indicator is on, do not put the computer into sleep mode or turn off the
computer.
• When the indicator is on, do not move the computer. Sudden physical shock might
cause drive errors.
3 Battery status
indicator • Solid green: The battery charge level is between 80% and 100%, or the battery
discharge level is between 20% and 100%.
• Slow-blinking green: The battery charge level is between 20% and 80%, and
charging is continuing. When the battery charge level reaches 80%, the battery status
indicator stops blinking, but the charging might continue until the battery is 100%
charged.
• Slow-blinking orange: The battery charge level is between 5% and 20%, and the
charging is continuing.
• Solid orange: The battery discharge level is between 5% and 20%.
• Fast-blinking orange: The battery charge or discharge level is 5% or less.
• Off: The battery is detached or the computer is powered off.
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