In-vehicle electronic system, in-vehicle electronic apparatus and method of controlling power supply of portable electronic device

摘要

An in-vehicle electronic system including: an in-vehicle electronic apparatus (100) mounted in a vehicle; and a portable electronic apparatus (200) detachably provided to the in-vehicle electronic apparatus, wherein the in-vehicle electronic apparatus (100) includes: a detecting portion (370) for detecting a connection of the portable electronic apparatus (200); and a first controller (106) for requesting the portable electronic apparatus (200) to display display information cf the portable electronic apparatus on a display portion (201) of the portable electronic apparatus, when detecting a connection of the portable electronic apparatus.