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.
The renal capsule is a tough fibrous layer surrounding the kidney and covered in a thick layer of perinephric adipose tissue. It provides some protection from trauma and damage.The renal capsule relates to the other layers in the following order (moving from innermost to outermost): 1  renal medulla.2  renal cortex. 3  renal capsule.t provides some protection from trauma and damage. The renal capsule relates to the other layers in the following order (moving from innermost to outermost): 1  renal medulla. 2  renal cortex. 3  renal capsule.