1. An electrophotographic image forming apparatus comprising:
a cartridge including a developer accommodating portion for accommodating portion configured to accommodate a developer;
a tray movable between a pull-out position in which said tray is outside of a main assembly of said apparatus and a push-in position in which said tray is inside of the main assembly of said apparatus, said tray including a mounting portion configured and positioned to detachably mount said cartridge in the pull-out position and a manual operating portion for facilitating pulling-out of said tray;
an urging member configured and positioned to urge said tray from the push-in position toward the pull-out position;
a regulating member configured and positioned to regulate movement of said tray toward the pull-out position when said tray is located in the push-in position; and
a releasing portion configured and positioned to release regulation by said regulating member by operation of said manual operating portion in a state in which said tray is located in the push-in position,
wherein said tray is moved toward the pull-out position by said urging member when the regulation by said regulating member is released.
2. An apparatus according to claim 1, wherein said regulating member is locatable in a regulating position for regulating movement of said tray toward the pull out position and a retracted position in which said tray is retracted from the regulating position, and
wherein said regulating member is moved from the regulating position to the retracted position by operation of the manual operating portion in the state in which said tray is located in the push-in position.
3. An apparatus according to claim 2, wherein said regulating member is provided to said tray and a portion to be engaged is provided to the main assembly of the apparatus, and
wherein said regulating member is engaged with the portion to be engaged in the regulating position in the state in which said tray is located in the push-in position to regulate movement of said tray.
4. An apparatus according to claim 1, wherein said manual operating portion is provided downstream from the mounting portion with respect to a pull out direction of said tray.
5. An apparatus according to claim 1, wherein said manual operating portion is exposed at an upper portion of said tray.
6. An apparatus according to claim 1, wherein said manual operating portion is projected from a main body of said tray.
7. An apparatus according to claim 1, wherein said manual operating portion includes a moving portion movable relative to a main body of said tray, and
wherein a direction in which said moving portion is moved by operation of the moving portion is substantially identical to a direction of said tray from the push-in position toward the pull-out position.
8. An apparatus according to claim 1, wherein the main assembly of said apparatus includes an opening through which said tray passes when said tray moves from the push-in position to the pull-out position and a door capable of closing the opening in a state in which said tray is located in the push-in position.
9. An apparatus according to claim 1, wherein said cartridge includes a developer carrying member configured and positioned to carry the developer in order to develop a latent image formed on an electrophotographic photosensitive member.
10. An apparatus according to claim 9, wherein said cartridge includes the electrophotographic photosensitive member.
11. An apparatus according to claim 10, wherein said main assembly of said apparatus includes a transfer configured and positioned to transfer a developer image formed on said electrophotographic photosensitive member,
wherein said tray is located in a transfer contact position in which said electrophotographic photosensitive member and said transfer member contact each other and a transfer separation position, as the push-in position, in which said electrophotographic photosensitive member and said transfer member are separated from each other, and
wherein said tray is moved from the transfer contact position to the transfer separation position by opening of a door.
12. An apparatus according to claim 1, wherein a moving direction of said tray in which said tray moves between the push in position and the pull out position is perpendicular to a longitudinal direction of said cartridge.
13. An apparatus according to claim 1, wherein to the mounting portion, a plurality of cartridges is mountable.
14. An apparatus according to claim 13, wherein a position of said tray moved by being urged by said urging member is a position in which only one of the plurality of cartridges is exposed.
15. An apparatus according to claim 14, wherein the one of the plurality of cartridges accommodates a black developer.
16. An apparatus according to claim 8, wherein the main assembly of said apparatus includes a tray supporting member configured and positioned to be rotatably moved by opening and closing of the door, and
wherein said tray supporting member supports said tray when said tray is located in the pull-out position.
17. An apparatus according to claim 16, wherein the tray supporting member guides said tray when said tray is moved between the push in position and the pull out position.
18. An apparatus according to claim 16 or 17, wherein said tray supporting member is a member separated from the door which is rotatably moved and has a rotation radius smaller than that of the door.
19. An electrophotographic image forming apparatus comprising:
a cartridge including a developer accommodating portion configured to accommodate a developer;
a tray movable between a pull-out position in which said tray is outside of a main assembly of said apparatus and a push-in position in which said tray is inside of the main assembly of said apparatus, said tray including a mounting portion configured and positioned to detachably mount said cartridge in the pull-out position;
an urging member configured and positioned to urge said tray from the push-in position toward the pull-out position; and
a regulating member configured and positioned to regulate movement of said tray toward the pull-out position when said tray is located in the push-in position; and
wherein said tray is moved toward the pull-out position by being urged toward the pull-out position by said urging member when said tray is located in a predetermined position, out of the push-in position, between the push-in position and the pull-out position.
20. An apparatus according to claim 19, wherein the predetermined position is a position, close to the push in position, in which said tray is contactable with said urging member.
21. An apparatus according to claim 19, wherein said regulating member is locatable in a regulating position for regulating movement of said tray toward the pull-out position and a retracted position in which said tray is retracted from the regulating position, and
wherein said regulating member is moved from the retracted position to the regulating position when said tray is pushed in from the pull-out position to the push-in position.
22. An apparatus according to claim 21, wherein said regulating member is provided to said tray and a portion to be engaged is provided to the main assembly of said apparatus, and
wherein said regulating member is engaged with said portion to be engaged in the regulating position in the state in which said tray is located in the push-in position to regulate movement of said tray.
23. An apparatus according to claim 22, wherein said regulating member is urged from the retracted position toward the regulating position,
wherein an inclined portion is provided to the main assembly of said apparatus,
wherein said tray is moved from the regulating position to the retracted position by contact of said regulating member with said inclined portion during movement of said tray from the pull-out position to the push-in position, and
wherein said regulating member is moved from the retracted position to the regulating position by being engaged with said portion to be engaged when said tray is located in the push-in position.
24. An apparatus according to claim 19, wherein the main assembly of said apparatus includes an opening through which said tray passes when said tray moves from the pull-out position to the push-in position and a door capable of closing the opening in a state in which said tray is located in the push-in position.
25. An apparatus according to claim 24, wherein the main assembly of said apparatus includes an interference member for being rotatably moved by opening and closing of the door, and
wherein said interference contacts said tray, in a state in which said tray is located in a position other than the push-in position, to disable closing of the opening by said door.
26. An apparatus according to claim 25, wherein said influence member is located inside the main assembly of the apparatus when said door closes the opening and is located outside the main assembly of said apparatus when said door opens the opening.
27. An apparatus according to claim 25, wherein said interference member supports said tray when said tray is located in the pull-out position.
28. An apparatus according to claim 25, wherein said interference member guides said tray when said tray is moved between the push in position and the pull out position.
29. An apparatus according to claim 25, wherein said interference member is a member separated from said door which is rotatably moved and has a rotation radius smaller than that of said door.
30. An apparatus according to claim 19, wherein said cartridge includes a developer carrying member configured and positioned to carry the developer in order to develop a latent image formed on an electrophotographic photosensitive member.
31. An apparatus according to claim 30, wherein said cartridge includes said electrophotographic photosensitive member.
32. An apparatus according to claim 31, wherein said main assembly of said apparatus includes a transfer member configured and positioned to transfer a developer image formed on said electrophotographic photosensitive member,
wherein said tray is located in a transfer contact position in which said electrophotographic photosensitive member and said transfer member contact each other, and the push-in position is a position in which said electrophotographic photosensitive member and said transfer member are separated from each other, and
wherein said tray is moved from the push-in position to the transfer contact position by closing of said door.
33. An apparatus according to claim 19, wherein a moving direction of said tray in which said tray moves between the push in position and the pull out position is perpendicular to a longitudinal direction of said cartridge.
34. An apparatus according to claim 19, wherein to the mounting portion, a plurality of cartridges is detachably mountable.
35. An apparatus according to claim 34, wherein the predetermined position is a position in which only one of the plurality of cartridges is exposed.
36. An apparatus according to claim 35, wherein a position of said tray moved by being urged by said urging member is a position in which only one of the plurality of cartridges is exposed.
37. An apparatus according to claim 35 or 36, wherein the one of the plurality of cartridges accommodates a black developer.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An electronic apparatus comprising:
a connector configured to connect an AC adapter to the electronic apparatus;
a power supply controlling unit configured to control supplying of power from the AC adapter to a system of the electronic apparatus, to thereby prevent an amount of current from the AC adapter, which is supplied through the connector, from exceeding a maximum rated current amount of the AC adapter;
a system configuration determining unit configured to determine a configuration of the system with the system configuration determining unit and the AC adapter setting unit are operated at time of starting the system; and
an AC adapter setting unit configured to temporarily select a temporary AC adapter whose maximum rated current amount is the smallest, and cause the power supply controlling unit to perform current control in accordance with a maximum rated current of the selected AC adapter, and then to judge by estimation a kind of the AC adapter connected to the electronic apparatus by the connector based on a result of determination by the system configuration determining unit, and cause the power supply controlling unit to perform current control in accordance with a maximum rated current of the judged AC adapter.
2. The electronic apparatus according to claim 1, wherein the system configuration determining unit determines an operating frequency of a processor provided in the electronic apparatus.
3. The electronic apparatus according to claim 1, wherein the system configuration determining unit determines a kind of an optional device provided in the electronic apparatus.
4. The electronic apparatus according to claim 1, wherein the system configuration determining unit determines whether or not an optical device is provided in the electronic apparatus.
5. The electronic apparatus according to claim 1, wherein the system configuration determining unit and the AC adapter setting unit are provided as functions of a Basic InputOutput System, which are to be executed by a processor provided in the electronic apparatus.
6. A power supply controlling method applied to an electronic apparatus including a power supply controlling unit which controls supplying of power from an AC adapter connected to the electronic apparatus by a connector to a system, to thereby prevent an amount of current from the AC adapter from exceeding a maximum rated current amount of the AC adapter, comprising:
determining a configuration of the system with the determining a system configuration and the determining an AC adapter are carried out at time of starting the system; and
temporarily selecting an AC adapter whose maximum rated current amount is the smallest, and causing the power supply controlling unit to perform current control in accordance with a maximum rated current of the selected AC adapter, and then judging by estimation a kind of the AC adapter connected to the connector based on determined system configuration, and causing the power supply controlling unit to perform current control in accordance with a maximum rated current of the judged AC adapter.
7. The power supply controlling method according to claim 6, wherein the determining a system configuration determines an operating frequency of a processor provided in the electronic apparatus.
8. The power supply controlling method according to claim 6, wherein the determining a system configuration determines a kind of an optional device provided in the electronic apparatus.
9. The power supply controlling method according to claim 6, wherein the determining a system configuration determines whether or not an optional device is provided in the electronic apparatus.