US 12,124,313 B2
Information processing apparatus, control method therefor, and storage medium
Shinichi Kanematsu, Abiko (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Dec. 30, 2022, as Appl. No. 18/148,599.
Application 18/148,599 is a continuation of application No. 15/937,640, filed on Mar. 27, 2018, granted, now 11,561,599.
Application 15/937,640 is a continuation of application No. 14/997,366, filed on Jan. 15, 2016, granted, now 9,958,929, issued on May 1, 2018.
Application 14/997,366 is a continuation of application No. 13/925,646, filed on Jun. 24, 2013, granted, now 9,268,392, issued on Feb. 23, 2016.
Claims priority of application No. 2012-144327 (JP), filed on Jun. 27, 2012.
Prior Publication US 2023/0143143 A1, May 11, 2023
Int. Cl. G06F 1/3234 (2019.01); G06F 9/4401 (2018.01)
CPC G06F 1/3234 (2013.01) [G06F 9/4418 (2013.01); Y02D 10/00 (2018.01)] 16 Claims
OG exemplary drawing
 
1. An information processing apparatus to which one or more optional devices are connectable, the information processing apparatus comprising:
a power switch;
one or more processors; and
one or more memory devices storing executable instructions, which, when executed by the one or more processors, cause the information processing apparatus to:
decrease a power to be supplied to the information processing apparatus from predetermined power to first power based on an operation, in a state where the one or more optional devices are connected to the information processing apparatus;
in a case where, while the first power is supplied, a state where the one or more optional devices are connected to the information processing apparatus changes into a state where the one or more optional devices are not connected to the information processing apparatus, display, on a display device of the information processing apparatus, a message related to a restart of the information processing apparatus; and then
change the power to be supplied to the information processing apparatus to second power smaller than the first power based on an operation on the power switch; and
change the power to be supplied to the information processing apparatus from the second power to the predetermined power based on an operation on the power switch.