HP Envy 4520 Glass Scanner Bed Replacement 步骤 #2 历史记录

-	[* black] The center screw (~~1.3 cm~~) should be unscrewed using the T10 hex screwdriver.
+	[* black] The center screw (13 mm) should be unscrewed using the T10 hex screwdriver.

跳到步骤＃2