IPC A 610 Exam Questions and Answers Class 1 Product - Answer -General Electronics Product - includes products where the major requirement is function of the completed assembly.Class 2 Product - Answer -Dedicated Service Electronic Product - Continued performance and extended life required. Uninterrupted service is desired but not required.Class 3 Product - Answer -High Performance Electrical Product - Continued high performance or performance-on-demand is critical. Equipment downtime cannot be tolerated. Equipment might be used for life-support or other critical systems.Who as the ultimate responsibility for identifying the class to which the assembly is evaluated? - Answer -The Customer.Shall - Answer -Invokes a requirement for manufacturers of all classes or product, and failure to comply with the requirement is a noncompliance to this standard.Order of Precedence in event of conflict 1 - Answer -1. Procurement as agreed and documented between customer and supplier.Order of Precedence in event of conflict 2 - Answer -Master drawing or master ass.drawing reflecting the customer's detailed requirements.Order of Precedence in event of conflict 3 - Answer -IPC-1-610 when invoked by the customer or contract.If documents other than IPC-A-610 are cited, the order of precedence shall be defined in the _ - Answer -Procurement documents Target Condition - Answer -A condition that is close to perfect, but is not always achievable and may not be necessary to ensure the reliability of the assembly.Acceptable Condition - Answer -A condition that, while not necessarily perfect, will maintain integrity and reliability of the assembly Defect Condition - Answer -The form, fit or function of the assembly is inadequate for use in its end use environment. 1 / 2
A defect for Class 1... - Answer -automatically implies a defect for Class 2 and 3. A defect for Class 2 implies a defect for Class 3.Disposition - Answer -The determination of how defects should be treated. These include rework, use as is, scrap, and repair.Who dispositions defect conditions? - Answer -The manufacturer, based on design, service and customer requirements.Process Indicator Conditions - Answer -A condition (not a defect) that does not affect the form, fit or function of a product.Process indicators should be... - Answer -monitored as part of the process control system Is disposition of individual process indicators required? - Answer -No, and affected products should be used as-is.Conditions Not Specified - Answer -A condition that is neither a defect, nor a process indicator. A condition not specified may be considered acceptable unless it can be established that the condition affects user-defined form, fit or function.Primary Side - Answer -The side of a packaging or interconnecting structure (PCB) defined as primary on the master drawing. This is usually the side with the most complex or greatest number of components.The Primary Side is also known as... - Answer -the component side, or the solder destination side (in through-hole mounting technology).Solder source side - Answer -The side of the PCB to which solder is applied. This is usually the secondary side, but might be the primary side in some cases.Solder Destination Side - Answer -The side of the PCB that the solder flows toward in through-hole technology. The destination is is normally the primary side of the PCB, but might be the secondary side in some cases.Cold Solder Connection - Answer -A solder connection that exhibits poor wetting and that is characterized by a grayish porous appearance.What can cause a cold solder connection? - Answer -Excessive impurities in the solder, inadequate cleaning prior to the soldering, and/or insufficient application of heat during the soldering process.Any violation of minimal electrical clearance is a... - Answer -defect condition for all classes.
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