5.2 Implementations Responsibility and Timing
(1) The risk assessment shall be implemented before the Concept Design DR (SASG:K12-01A) by the
Design Group or the Customer.
The result shall be reviewed by the Quality Assurance Group.
(2) The functional safety concept design shall be established at latest by the time of system design
(SASG: K10-10A).
The contents shall be reviewed in accordance with the standard SASG: K10-10A "Process of Control
System Development".
(3) When a new risk is found during the concept design phase, the design process shall be redone starting
again with the risk assessment, and the affected products shall be identified clearly.
Table 2: Basic Flow