LOWELL -- When the 911 call came into Dracut police Thursday night, the line was open and the only thing that could be heard was a woman saying, "take the gun out of my face."

When police arrived at the 17 Elliott St. address shortly after 8 p.m. they set up a perimeter around the house. Police saw the 45-year-old victim walking out the back door.

The woman told police that 45-year-old Shaun Silva was in alone the basement apartment with a small silver handgun, according to court documents. At that point, Silva walked out the front door of the house with his hands up and surrendered to police.

In searching Silva's bedroom, police found a loaded .25-caliber handgun in the dresser drawer. During a search of Silva, police said they found two oxycodone pills.

The alleged victim then refused to allow police to search the home and would no longer to speak to police, according to court documents.

In Lowell District Court on Friday, Silva was ordered held without bail pending a dangerousness hearing on Wednesday. He pleaded not guilty to charges of assault, assault with a dangerous weapon and possess of a class E drug.