Closed Dell latitude e5520 bios password Tags: Latitude BIOS Dell Laptops Last response: May 6, 2012 4:50 AM in Laptop Tech Support Share blank1213 May 6, 2012 3:52:44 AM i need help with my dell latitude e5520, having problem with bios, prompts admin password, service no. 3LDP5S1-1D3B... anyone pls help... More about : dell latitude e5520 bios password WR2 a c 572 D Laptop May 6, 2012 4:19:25 AM Hello blank1213; See this sticky topic for that frequently asked question: LOCKED OUT OF YOUR LAPTOP? Score 0 amdfangirl May 6, 2012 4:50:21 AM This topic has been closed by Amdfangirl Score 0 Can't find your answer ? Ask ! Publish Read discussions in other Laptop Tech Support categories Windows Configuration !