JPS643454U - - Google Patents
Info
- Publication number
- JPS643454U JPS643454U JP9833187U JP9833187U JPS643454U JP S643454 U JPS643454 U JP S643454U JP 9833187 U JP9833187 U JP 9833187U JP 9833187 U JP9833187 U JP 9833187U JP S643454 U JPS643454 U JP S643454U
- Authority
- JP
- Japan
- Prior art keywords
- amount
- printing
- counter
- printer device
- photosensitive drum
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 108091008695 photoreceptors Proteins 0.000 claims 2
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 239000008186 active pharmaceutical agent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Counters In Electrophotography And Two-Sided Copying (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
Description
第１図は本実施例の液晶プリンタ内のドラム回
転検出機構及び制御回路の構成図、第２図は本実
施例の液晶プリンタ内の構成図、第３図はＣＰＵ
のアドレスマツプ、第４図はＥＥ―ＰＲＯＭのメ
モリマツプ、第５図はＲＡＭのメモリマツプ、第
６図ａ〜ｅは本実施例の液晶プリンタ内のドラム
寿命管理制御のフローチヤート、第７図はドラム
セツトＤＳの寿命表示を示すフローチヤートであ
る。
１……感光体ドラム、１４……円板、１５……
フオトインタラプタ、２３……ＣＰＵ、２４……
ＲＯＭ、２５……ＲＡＭ、２６……ＥＥ―ＰＲＯ
Ｍ、ＤＳ……ドラムセツト。
Figure 1 is a configuration diagram of the drum rotation detection mechanism and control circuit in the liquid crystal printer of this embodiment, Figure 2 is a configuration diagram of the interior of the liquid crystal printer of this embodiment, and Figure 3 is the CPU.
4 is a memory map of the EE-PROM, FIG. 5 is a memory map of the RAM, FIGS. 6 a to e are a flowchart of drum life management control in the liquid crystal printer of this embodiment, and FIG. 7 is a drum set. It is a flowchart showing the lifespan display of DS. 1... Photosensitive drum, 14... Disc, 15...
Photo interrupter, 23... CPU, 24...
ROM, 25...RAM, 26...EE-PRO
M, DS...Drum set.
Claims (1)
ントが選択的に実行可能な電子写真プリンタ装置
において、 連続プリント動作時の１印字用紙に対する感光
体ドラム回転量を一単位として前記感光体ドラム
の使用量を計数するカウンタと、該カウンタの計
数値より簡欠プリント動作に対する前記感光体ド
ラムの残使用量を演算する演算回路とを備えたこ
とを特徴とする電子写真プリンタ装置。[Scope of Claim for Utility Model Registration] In an electrophotographic printer device having a photosensitive drum and capable of selectively performing intermittent printing and continuous printing, the amount of rotation of the photosensitive drum for one print sheet during continuous printing is uniform. An electronic photograph characterized by comprising: a counter that counts the amount of use of the photoreceptor drum as a unit; and an arithmetic circuit that calculates the remaining amount of use of the photoreceptor drum for a simple printing operation from the counted value of the counter. printer device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9833187U JPS643454U (en) | 1987-06-26 | 1987-06-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9833187U JPS643454U (en) | 1987-06-26 | 1987-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS643454U true JPS643454U (en) | 1989-01-10 |
Family
ID=31324496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9833187U Pending JPS643454U (en) | 1987-06-26 | 1987-06-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS643454U (en) |
-
1987
- 1987-06-26 JP JP9833187U patent/JPS643454U/ja active Pending
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