Boeing: Flying LNAV/VNAV without VNAV
Dear all.
Here's a scenario from a recent simulator exercise (a bit simplified).
On the MCP panel, both Vertical Navigation (VNAV) Switch and Approach (APP) Switch are INOP. Everything else is operational.
Can an ILS be flown to ILS DA(H) and/or can a LNAV/VNAV be flown to LNAV/VNAV DA(H), using the remaining operational functions of the autopilot (e.g. LOC+V/S or LNAV+V/S?