Electronic Equipment Inspection

Industrial Electronic Equipment & Products Inspection Scope & Witness Testing Checklist

QIEST inspect Industrial Electronic products and single electronic equipment ranging from PCB board, Wafer, Die to Monitors, Electronic Tools, Printer, CRO, CCTV Camera, Air Cooling System, Telephone, Washing Machine, Refrigerator, LCD, Hard Disk, Wireless Devices, Oven, and Microwave etc. 


  • Verify and review mandatory certificates, specification, drawings, documents and reports such as, Incoming Quality Control Report , Pattern Board Of Controller, Wiring Diagram, Electronic Components Test Reports, AC/DC Source Limit Report, Material Certificate, Chemical Composition, Equipment Calibration Certificate, Batch Number, License, Verify Approved Inspection Procedure, Certificate Number, Witness & Review Records, Dielectric Test Records, Mechanical & Electrical Properties, 
  • Verify Approved Drawing, Verify All Related Documents, Agreed Inspection Scope, Special Inspection Instruction, Inspection Checklist, Testing Procedures, Painting Specification, Purchase Documents, Technical Consideration, Construction Details and Additional Client Requirements. 
  • Verify and check marking such as, product shall be marked with the marking specified by the particular product Standard, Caution, Warning and Additional Client Requirements. 
  • PCB Visual Inspection to check, scratch on gold circuit, scratch on solder mask, scratch on pattern, circuit copper expose, abrasion on gold surface, ENIG scratch and color, solder mask repair touch up, solder mask dust, ENIG protrude, dent mark, line print missing, foreign material and Additional Client Requirements. 
  • Verify and check electrical rating, pattern board of controller, printed wiring board, low voltage PWB, connectors, fuse, capacitor, varistor, transformer, relay, triacs, bridge rectifiers, motor, power supply cord, strain relief, pulsator assembly, pump, enclosures for board heat sink, switching transformer, clutch assembly and Additional Client Requirements. 
  • Visual Inspection to check and verify equipment or product design is in accordance wiring diagram such as, electrical circuit, wiring, wire markers, wiring assembly, wire color markers, labels, power cable, wire order, connection tighten, earthed terminal, control circuit, electric wire insulation from metal,  polar identification , ground cables, instruments, measuring instruments, compartments and control switches rating and positions, name plate and label description, size and position, mark band, crimp, door hinge, distortion on board, electronic cards, power, control, measurement wiring, switching power supply, lighting, door switch, socket/terminals, fans, AC/DC power distribution, LED and Additional Client Requirements. 
  • Dimensional Inspection to verify and check, equipment and product size conforms to the approved drawing, specification and dimension values of main body, cover, screws, holes and additional client requirements are within the defined tolerances and Additional Client Requirements.  Construction Inspection to check and verify notable defects on equipment or product outer/inner body, mounting equipment, damaged device components and Additional Client Requirements. 
  • Painting inspection to check and verify painted stainless steel (thick, deep, wide), epoxy coating, surface finish, color code/order and Additional Client Requirements. 
  • Verify and check corrosion protection and spacing shall be maintained both through air and over surfaces of insulating materials and Additional Client Requirements. 


  • PCB X-Ray Test, 
  • Dielectric Withstand Test and Strength Test
  • Production Line Grounding Continuity Test
  • Open-Short Test, Leakage Current test
  • Power Input Current Test
  • Current Test
  • Heating Test
  • Stalled Test
  • OpenSolenoid Test
  • Overheating Test
  • Maximum Output Voltage
  • Maximum Output Current Power
  • Additional Client Requirements