2398fe66_A_Lean_Journey__April_2010__Manual_Visual
[0] Accuracy [Computerized Visual] Computerized visuals are usually a long way from the source, often require judgment and execution of data, which can make accuracy difficult to assess. [Manual Visual] 
Manual visuals are usually near or at the Gemba and can be physically verified but humans do make mistakes.
A Lean Journey: April 2010
Manual Visual