8860ch09.fm Draft Document for Review September 23, 2019 1:28 am This section describes implementation of couplink links using the Integrated Coupling  Adapter Short Reach (ICA SR) feature. The CHPID type (CS5) was introduced with the z13 and uses a PCIe-Gen3 fanout feature  named Integrated Coupling Adapter FC 0172. The definition of this CF link is an example that it is part of the activity  Define CF/STP link shown in Figure 1-3 on page 5. 9.4 Integrated Coupling Adapter Short Reach 9.4.1 ICA SR: Implementation Figure 9-8 SE Verify channel LPAR view Chapter 9. Defining Coupling Facility links  203