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Mercedes Benz Workshop Manuals | |
CL 550 4MATIC (216.394) V8-4.7L (278.920) (2011)Relays and Modules > Relays and Modules - Accessories and Optional Equipment > System Information > Technical Service Bulletins > Electrical - Electrostatic Discharge Damage Prevention![]() Relays and Modules - Accessories and Optional Equipment: Technical Service Bulletins Date: March 23, 2011 Order No: S-B-54.00/238 Group: 54 SUBJECT: MY-All, All Models Preventing Damage to Electronic Components Due to Electrostatic Discharge Warning! Every contact and each physical separation of material or any movement of solid substance, fluids or particulate loaded gases can generate electrostatic The following electronic components listed as an example can be damaged by ESD: - Airbag components - Control units, in particular their bus connections: Control Area Network (data bus/CAN bus) (CAN), local interconnect network (LIN), etc. - Sensors - Antenna amplifier - Receivers and displays (Radio, TV, GPS, telephone, etc.) - Multifunction antenna assembly Safety precautions: - Avoidance of contact with electrostatic chargeable materials such as PE, PVC, Styrofoam. - Use only original packaging or specially labeled and defined packaging and transport materials. - Electronic components which have been removed must be put down on an ESD workplace. (Example: when swapping the painted cover from one - Touch connectors on electronic components and wiring harness on the housing only. Do not touch the pins and contacts! - Electronic components must be installed before they are connected so that potential equalization with the body can take place. Returning electronic components in warranty and goodwill cases: When returning electronic components it is absolutely essential to observe the procedure and safety precautions listed in WIS doc. Relays and Modules > Relays and Modules - Accessories and Optional Equipment > System Information > Technical Service Bulletins > Electrical - Electrostatic Discharge Damage Prevention | ||
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