A1:2012 update (Amendment 1)
4.2 Risk management
4.3 Essential Performance
4.4 Service Life
4.5 Single fault conditions
4.8 Components
4.9 High integrity components
The following clauses have additional guidance based on experience. Guidance ranges from simple technical information, points to help understanding through to critical analysis of the requirement itself. Comments on the guides can be made to peter.selvey@medteq.jp.