Dell Latitude 7424 Rugged Extreme Service Manual

There are a two types of AC adapters offered for this platform:

• 90W 3-Pin
• 130W 3-Pin

• When you disconnect the AC adapter cable from the computer, grasp the connector, not the cable itself, and then pull firmly but gently to avoid damaging the cable.
• The AC adapter works with electrical outlets worldwide. However, power connectors and power strips vary among countries. Using an incompatible cable or improperly connecting the cable to the power strip or electrical outlet may cause fire or equipment damage.

How to check the status of AC Adapter in BIOS?

1. Restart / Power on your computer.
2. At the first text on the screen or when the Dell logo appears, tap <F2> until the message Entering Setup appears.
3. Under General > Battery Information, you will see AC Adapter listed.
4. The status shows the wattage of the AC adapter connected. Any errors detected with the AC adapter or the DC-In connector will be displayed here.