User Manual

Intel NUC Kit/Mini PC NUC11AT{X} Technical Product Specification
22
NOTE
If the battery and AC power fail, date and time values will be reset and the user will be notified
during the POST.
When the voltage drops below a certain level, the BIOS Setup program settings stored in CMOS
RAM (for example, the date and time) might not be accurate. Replace the battery with an
equivalent one. Figure 2 on page 18 shows the location of the battery.
4.3 LAN Subsystem
4.3.1 RJ-45 LAN Connector with Integrated LEDs
Two LEDs are built into the RJ-45 LAN connector (shown in Figure 6).
Item
Description
A
Link LED (Green)
B
Data Rate LED (Green/Yellow)
Figure 6. LAN Connector LED Locations
Table 5 describes the LED states when the board is powered up and the LAN subsystem is
operating.
Table 5. LAN Connector LED States
LED
LED Color
LED State
Condition
Link
Green
Off
LAN link is not established
Solid
LAN link is established
Blinking
LAN activity is occurring
Data Rate
Green/Yellow
Off
10Mb/s data rate is selected
Yellow
100 Mb/s data rate is selected
Green
1000 Mb/s data rate is selected