GMW › Complete Document History General Specification for Electrical/ Electronic Components and Subsystems, Electromagnetic Compatibility Global. GMW, GMW and GMW (All three documents of specifications that apply to GMW EMC test The GMW EMC Test Plan (Appendix B). These requirements have “gone global” in the form of GM Worldwide (GMW) EMC .. GMW – Validation Acceptance Process (EMC Control Plan).
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If it is found necessary to current starve a tri-state buffer, for example see Figure B1, also Figure B6it is recommended that each of the inputs referenced to VCC also have provisions for the same current starving device. Description of the test setup and equipment used. P clock or data outputs that are not necessary. Those figures are generic, by nature, and cannot show the details required by a DUT-specific Test Plan.
Turn off via software any and all? It has been found that sneak currents will reduce the effectiveness of the single VCC current starving device. Provisions for current starving the? Supplier should select the pulse cycle time that would most likely cause the DUT to malfunction.
All high-speed control rise and 3013 times should be minimized or slowed down as much as possible.
Construction materials and building These inputs typically apply to the simulator only, but some simple devices, such as DC brush commutated motors, may not mgw simulators, shall be supplied either within the load simulator, by support equipment provided by the supplier, or by the EMC test lab.
This may be included in a header or footer. An electrical circuit diagram is preferred. Packaging and distribution of goods Design Analysis and Performance. Only the latest approved standards are applicable unless otherwise specified. Our offices will be closed from December 24, gkw January 2, inclusive.
The hardware engineer should consult with the software team in selecting the best possible value for the pulse cycle time.
Denotes a binding provision; a must. Domestic and commercial equipment. I certify that the product samples submitted for EMC testing are of a production representative design and agree to adhere to the CEMENT test plan and data ggmw milestones unless permission to adjust them is granted by the GM Design-Responsible Engineer.
The details shown in photographs must include, but not be limited to, those details described below as applicable for each test performed: Energy and heat transfer engineering This includes directly accessible faceplates, displays, and remote buttons and test connectors.
Low pass filters with series diodes should be avoided to minimize radiated immunity issues caused by RF rectification; this does not include transient suppression on battery or ignition inputs.
Part Number is considered worst-case and shall be used for EMC validation for both part numbers.
This information for this summary table is to be filled-in only after completing the remainder of the test plan. Any DUT monitoring equipment located outside test chambers and its connection through chamber walls.
Sciences humaines et sociales, lettres. Company organization, management and quality. Direct Access Physical touching? This is due to the increased 31103 emissions due to expanded bus?
Do not choose a large value of capacitor. Never stack or overlap different power planes over each other. The number of capacitors and gkw are recommendations. These inputs shall be supplied either within gw load simulator, by support equipment provided by the supplier, or by the EMC test lab. Avoid using expanded memory microprocessors if possible. All connections to power and ground planes have to be very short runs – Pin To Plane with low inductance paths unless the tester is current starving the IC, refer to B2.
Block diagram showing the DUT setup, including all lab equipment used to perform the test. Health care technology If using a 2 layer board, fill all open space with ground plane or grid with many vias. Any deviation from the approved test plan and any applicable standards, including, but not limited to, test setup and test procedure.
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Denotes preferences when specifying alternatives or desired conformance with objectives, standards, etc. Populate around vias at the pad that is to be referenced to ground, no long paths or traces. If there is only one ground wire, it should be located at the center of the 313.
Refer to manufacturers’ recommendations.