Bowers & Wilkins 704 S2 Series Service – Technical Manual page 3

Introduction
Please read this manual carefully before commencing servicing!
Only qualified and authorised technicians should attempt to service this product.
Antistatic Precautions (ESD)
Electronic devices and components are extremely sensitive to electrostatics
(ESD). Always observe ESD precautions when handling electronic modules or
PCBs. Never exchange boards with a different revision number, unless
authorised by B&W
Chemicals and Solvents (COSHH)
Solder's, fluxes and cleaning agents are used widely in the servicing of electronic
products. Such substances are hazardous to health; therefore always take
precautions to protect yourself and others when using any hazardous substance.
Protective clothing and equipment if provided should be worn. If in doubt refer
to the COSHH.
Electricity
Electricity is the most common hazard that will be confronted when building
and testing product. Always take precautions when working on live
equipment or with any test equipment that uses electricity. Note: Do not
wear an ESD wrist strap when working on live electricity.
Personal Protection Equipment (PPE)
PPE is equipment that will protect the user against health or safety at work. It
can include items such as safety helmets and hard hats, gloves, eye protection,
high visibility clothing, safety footwear and safety harnesses.
The contents of this document and associated files contain confidential information that is propriety to B&W
Group Ltd., and are intended solely for the purpose of servicing the product. The information is intended for use
by service technicians familiar with electronic products. No part of the contents should be supplied or published
elsewhere.
Page 3
Whenever you see this warning,
always take electrostatic
precautions.
Be aware whenever
you see this warning.
Be aware whenever
you see this warning.
Be aware whenever
you see this warning.
© B&W Group Ltd 2017