Panasonic A230 User Manual

Inspection Procedure OCR Type A2304 − 44.2 IC Inspection Example4.2 IC Inspection ExampleIn this example, we will use an IC to illustrate what kinds of inspection are possible andhow to perform them.Number of leadsPitch Refer to “4.2.2 Inspection ofNo. of Leads, Pitch and Width(Lead Inspection Checker)”for details.Refer to “4.2.3Mark Detection(Gray ScaleWindowChecker)” for details. Refer to “4.2.1 CharacterVerification (Character VerificationChecker)” for details.Width4.2.1 Character Verification (Character Verification Checker)Use the Character Verification checker to inspect characters and numbers printed onthe inspection target. The Character Verification checker compares the characters onthe inspection target with registered images to see if they are the same and therebyidentify quality problems.There are two types of inspection; Character Verification (character−by−character) andPattern Inspection (comparison of multiple characters at one time).Refer to 7 Character Verification Checker for a detailed explanation.Characters to be inspected bythe Character Verification checker.Refer to p. 8 − 3 for details.− The text portion to be inspected is the white part as shown in the diagram.Here we will run through the character inspection procedure using this as an example.