Dell Latitude 5401 Service Manual page 18

2. Solid amber -the battery charge is critically low. A low battery state is approximately 30 minutes or less of battery life
remaining.
• Camera LED
• White LED activates when camera is on.
• Mic Mute LED:
• When activated (muted), the mic mute LED on the F4 Key should illuminate WHITE.
• RJ45 LEDs:
• Table 3. LED on either side of RJ45 port
Link speed indicator (LHS)
Green
18 Technology and components
Activity indicator (RHS)
Amber