Image forming apparatus, method for controlling image forming apparatus, and storage medium

• US 10,447,878 B2
• Filed: 02/05/2013
• Issued: 10/15/2019
• Est. Priority Date: 02/06/2012
• Status: Active Grant

• Current Assignee: Canon Kabushiki Kaisha (Canon Inc.)
• Original Assignee: Canon Kabushiki Kaisha (Canon Inc.)
• Inventors: Takatani, Tamotsu
• Primary Examiner(s): Bataille, Frantz
• Application Number:
  US13/759,816
• Publication Number:
  US 20130201512A1
• Time in Patent Office: 2,443 Days
• CPC Class Codes: G03G 15/5004 Power supply control, e.g. power-saving mode, automatic power turn-off
• CPC Class Codes: H04N 1/00891 Switching on or off, e.g. for saving power when not in use H04N1/00896 takes precedence

Abstract

An image forming apparatus includes a first reception unit configured to receive a first type job via a network, a second reception unit configured to receive a second type job generated based on a user'"'"'s operation received by an operation unit of the image forming apparatus, a setting unit configured to set a time at which shutdown processing for turning off the image forming apparatus is to be performed, and a control unit configured to, in a case where there is the first type job when the time set by the setting unit is reached, perform the shutdown processing without executing the first type job, and to, in a case where there is the second type job when the time set by the setting unit is reached, perform the shutdown processing with executing the second type job.

Claims

1. An image forming apparatus comprising:

a scanner;

a printer;

a network controller configured to receive, from an external device via a network, a network print job for causing the printer to print information contained in the network print job;

an operation unit configured to receive, from a user, an instruction for executing a local print job for causing the printer to print information read by the scanner;

at least one memory configured to store the network print job, the local print job, and information indicating a shutdown time at which the image forming apparatus is to be turned off; and

at least one processor configured to determine, based on whether each of print jobs stored before the indicated shutdown time but not yet printed is the local print job, whether to print each of the print jobs, and to turn the image forming apparatus off based on the indicated shutdown time,

wherein the processor causes the printer to complete, before turning the image forming apparatus off based on the indicated shutdown time, printing on a sheet each print job which has been determined to be the local print job among the print jobs which have been stored before the indicated shutdown time but which have not been started for printing on a sheet yet at the indicated shutdown time, and

wherein the processor prevents the printer from printing on a sheet, before turning the image forming apparatus off based on the indicated shutdown time, at least one print job that is the network print job among the print jobs which have been stored before the indicated shutdown time but which have not been started for printing on a sheet yet at the indicated shutdown time.

2. The image forming apparatus according to claim 1, wherein the processor causes the printer to turn off when a predetermined time period has elapsed after the printer completes printing on a sheet all local print jobs stored before the indicated shutdown time.

3. The image forming apparatus according to claim 1, wherein, in a case where the network print job is canceled, the network controller is configured to notify a transmission source of the network print job that the network print job is canceled.

4. The image forming apparatus according to claim 1, wherein, after the shutdown time indicated by the information stored in the memory comes, the processor controls the network controller so as not to receive a new network print job.

9. The image forming apparatus according to claim 1,

wherein the operation unit is configured to receive a user operation, and

wherein the processor turns off the image forming apparatus after a predetermined time elapses without the operation unit receiving the user operation.

10. The image forming apparatus according to claim 1, wherein the processor is further configured to, according to the coming of the shutdown time, turn off the image forming apparatus after executing a last local print job among the print jobs stored, without executing the network print jobs.

11. The image forming apparatus according to claim 1, wherein the processor is further configured to determine whether a last local print job among the stored print jobs has been executed, and to turn off the image forming apparatus if it is determined that the last local print job has been executed.

5. A method for controlling an image forming apparatus which includes a scanner, a printer, a network controller, and a processor in communication with at least one memory, the method comprising:

controlling the network controller to receive, from an external device via a network, a network print job for causing the printer to print information contained in the network print job;

controlling an input unit to receive, from a user, an instruction for executing a local print job for causing the printer to print information read by the scanner;

storing, in the at least one memory, the network print job, the local print job, and information indicating a shutdown time at which the image forming apparatus is to be turned off;

determining using the processor, based on whether each of print jobs stored before the indicated shutdown time but not yet printed is the local print job, whether to print each of the print jobs, and

turning the image forming apparatus off based on the indicated shutdown time;

wherein the processor causes the printer to complete, before turning the image forming apparatus off based on the indicated shutdown time, printing on a sheet each print job which has been determined to be the local print job among the print jobs which have been stored before the indicated shutdown time but which have not been started for printing on a sheet yet at the indicated shutdown time, and

wherein the processor prevents the printer from printing on a sheet, before turning the image forming apparatus off based on the indicated shutdown time, at least one print job that is the network print job among the print jobs which have been stored before the indicated shutdown time but which have not been started for printing on a sheet yet at the indicated shutdown time.

6. The method according to claim 5, wherein the processor causes the image forming apparatus to turn-off when a predetermined time period has elapsed after all local print jobs have been executed.

7. The method according to claim 5, further comprising notifying, in a case where the network print job is canceled, a transmission source of the network print job that the network print job is canceled.

8. The method according to claim 5, further comprising:

after the shutdown time indicated by the information stored in the memory comes, controlling the network controller to not receive a new network print job.

12. The method according to claim 5, wherein the processor causes the image forming apparatus to turn-off after executing a last local print job among the print jobs stored, without executing the network print jobs received before the turn-off.

13. The method according to claim 5, further comprising determining whether a last local print job of the print jobs stored has been executed,

wherein the processor causes the image forming apparatus to turn-off if it is determined that the last local print job has been executed.

14. A printing apparatus which shifts into an off state according to a satisfaction of a shift condition for the printing apparatus to shift into the off state, the printing apparatus comprising:

a scanner;

a printer;

a network controller configured to receive, from an external device via a network, a network print job that causes the printer to print information included in the network print job;

a user interface configured to receive, from a user, an instruction to execute a local print job that causes the printer to print information read by the scanner;

at least one memory configured to store the network print job, the local print job, and information indicating the shift condition for the printing apparatus to shift into the off state; and

a processor configured to cause, if the shift condition is satisfied, the printing apparatus to shift into the off state, based on whether each print job which is stored before the shift condition is satisfied and which has not been started for printing on a sheet yet when the shift condition is satisfied is the local print job,

wherein the processor causes the printer to complete, before the printing apparatus shifts into the off state according to a satisfaction of a shift condition, printing on a sheet each print job which is the local print job among the stored print jobs which have been stored before the shift condition is satisfied and which have not been started for printing on a sheet yet when the shift condition is satisfied, and

wherein the processor cancels, before causing the printing apparatus to shift into the off state according to the satisfaction of the shift condition, printing on a sheet at least one print job which is the network print job and is stored before the shift condition is satisfied and which have not been started for printing on a sheet yet when the shift condition is satisfied.

15. The printing apparatus according to claim 14, wherein the processor is further configured to cause, according to the satisfaction of the shift condition, the printing apparatus to shift into the off state after executing a last local print job among the stored print jobs, without executing the network print jobs.

16. The printing apparatus according to claim 14, wherein the processor is further configured to determine whether a last local print job among the stored print jobs has been executed, and to cause the printing apparatus to shift into the off state if it is determined that the last local print job has been executed.

17. The printing apparatus according to claim 14, wherein the stored print jobs include at least one network print job received by the network controller, and

wherein the processor is configured to cause, according to the satisfaction of the shift condition, the printing apparatus to shift into the off state without executing the at least one network print job.

18. The printing apparatus according to claim 14, wherein the off state is a state where power is not supplied to the scanner, the printer, the network controller, the user interface, or the processor.

19. The printing apparatus according to claim 14,

wherein the shift condition is a shutdown time at which the printing apparatus is to be turned off,

wherein the processor is further configured to set the shutdown time input via the user interface, and

wherein the shift condition is satisfied when the set shutdown time comes.

20. The printing apparatus according to claim 14, wherein, according to the satisfaction of the shift condition, the processor causes the printing apparatus to shift into the off sate after completing a print process of printing on a sheet all local print jobs and after a cancelling process of cancelling one or more of the network print jobs stored in the memory.

21. The printing apparatus according to claim 14, wherein, according to the satisfaction of the shift condition, the processor does not start a print process of the network print jobs after the shift condition is satisfied.

22. The printing apparatus according to claim 21, wherein the processor is further configured to cancel, according to the satisfaction of the shift condition, the network print jobs before the shift into the off state.

23. The printing apparatus according to claim 14, wherein the processor is further configured to cause, according to the satisfaction of the shift condition, the printing apparatus to shift into the off state, after executing all local print jobs and after a predetermined period when the user interface does not receive any user'"'"'s operation elapses.

24. The printing apparatus according to claim 14,

wherein the printing apparatus further shifts into a sleep state where power consumption is higher than the off state, according to a satisfaction of another shift condition for the printing apparatus to shift into the sleep state, and

wherein the processor is further configured to cause, according to the satisfaction of the another shift condition, the printing apparatus to shift into the sleep state after printing on a sheet all local print jobs and all network print jobs that are not yet completed when the another shift condition is satisfied.

25. The printing apparatus according to claim 24,

wherein the sleep state is a state where power is supplied to the network controller and is not supplied to the scanner, the printer, the user interface, or the processor.

26. A printing apparatus which is automatically turned off at a set time, the printing apparatus comprising:

a scanner for reading information on a medium;

a printer for printing information on a sheet;

a network controller configured to receive information from an external device via a network; and

at least one processor configured to accept a plurality of print jobs including at least one local print job that causes the printer to print information read by the scanner and at least one network print job that causes the printer to print information received by the network controller from the external device, and to turn the printing apparatus off based on the set time,

wherein, before turning the printing apparatus off based on the set time, the at least one processor;

identifies the local print job among the accepted print jobs, and

completes printing on sheets all print jobs identified as the local print job among print jobs which are accepted before the set time but which have not been started for printing on a sheet yet at the set time, and cancels printing on a sheet the at least one network print job which is not identified as the local print job among the print jobs which are accepted before the set time but which have not been started for printing on a sheet yet at the set time.