Chapter 4. Status Indicators - Lenovo V4400u Hardware Maintenance Manual

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Chapter 4. Status indicators

This topic presents the system status indicators that show the status of the computer.
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Table 1. Status indicators
Indicator
1
Active Protection
System
status
indicator
2
Device access
status indicator
3
Battery status
indicator
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1
Meaning
Your computer might come with an APS status indicator. When this indicator is on,
the APS is enabled.
When this indicator is on, the hard disk drive or the solid-state 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.
• 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.
• Slow blinking orange: The battery charge level is between 5% and 20%, and
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 turned off.
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