Grass Valley Kayak HD v.6.9.3 - Manual (Page 356)

356 Kayak — User Manual
Section 5 — Kayak Menu Summaries
Figure 282. Router - Input Select Menu
If the name of a sources is also provided, the name will be displayed as
extension behind the source number (Example: 03 - src3). The number of
selectable sources depends on the configuration of the external router
system.
Note The maximum of source numbers is 96. On Encore and Pro-Bel router
systems the source number 00 is obsolete and cannot be switched.