Yes, a little cmos battery. I have to take one out myself to reset the bios! You can download the manual from acer I think to locate it. It does invole carefully removing some things.
Transitional cell cancer of the renal pelvis and ureter is a disease in which malignant (cancer) cells form in the renal pelvis and ureter. The renal pelvis is the top part of the ureter. The ureter is a long tube that connects the kidney to the bladder. There are two kidneys, one on each side of the backbone, above the waist. The kidneys of an adult are about 5 inches long and 3 inches wide and are shaped like a kidney bean.
Female pelvis: The lower part of the abdomen that is located between the hip bones in a female. The female pelvis is usually more delicate than, wider than, and not as high as the male pelvis.The angle of the female pubic arch is wide and round.The female sacrum is wider than the male's, and the iliac bone is flatter.he pelvic basin of the female is more spacious and less funnel-shaped than the male's. From a purely anatomic viewpoint, the female pelvis is better suited than the male pelvis to accommodate a fetus during pregnancy and permit the baby to be born.