| 摘要 |
PROBLEM TO BE SOLVED: To readily access a substrate and to readily attach to or detach from the substrate. SOLUTION: A first opening section formed at a bottom face of a housing section, a base plate for opening the first opening section, a second opening section for exposing a part of a substrate 104 and a cover section 92 for opening the second opening section are provided to the housing section for a process cartridge 20, a fixing unit 40 or a laser scanner unit 50. The substrate 104 can be detached loaded through the first opening section. |
