内部机密
III
4. 故障排除........................................................................................................... .2-26
4.1 错误原因与措施 .................................................................................................... .2-26
4.2 纸张送入故障........................................................................................................ .2-72
4.2.1 无法从纸盒送入纸张 ....................................................................................... 2-72
4.2.2 无法从手动进纸槽送入纸张 ............................................................................ 2-73
4.2.3 双页送入 ......................................................................................................... 2-73
4.2.4 纸张皱褶 ......................................................................................................... 2-73
4.2.5 纸张歪斜送入 ................................................................................................. 2-74
4.2.6 纸张卷曲 ......................................................................................................... 2-74
4.2.7 无法进行双面打印 .......................................................................................... 2-75
4.2.8 卡纸 ................................................................................................................ 2-75
4.3 图像缺陷的故障排除 ............................................................................................. .2-78
4.3.1 图像缺陷的示例 .............................................................................................. 2-78
4.3.2 图像缺陷的故障排除 ....................................................................................... 2-79
4.4 软件设置问题........................................................................................................ .2-92
4.4.1 无法打印数据 ................................................................................................. 2-92
4.5 网络问题............................................................................................................... .2-92
4.5.1 无法通过网络连接进行打印 ............................................................................ 2-92
4.6 控制面板的故障排除 ............................................................................................. .2-93
4.6.1 液晶显示屏上无任何显示 ............................................................................... 2-93
4.6.2 无法进行面板操作 .......................................................................................... 2-93
4.6.3 指示灯故障 ..................................................................................................... 2-93
4.6.4 触控屏不起作用 .............................................................................................. 2-94
4.7 墨粉盒和硒鼓单元的故障排除............................................................................... .2-95
4.7.1 无法检测到新墨粉 .......................................................................................... 2-95
4.7.2 墨粉盒出错(无法检测到墨粉盒) ...................................................................... 2-95
4.7.3 墨粉不足(即使换上新的墨粉盒，仍显示墨粉不足的警示信息) ....................... 2-95
4.7.4 硒鼓出错 ......................................................................................................... 2-95
4.7.5 更换硒鼓单元的显示
(即使重置了硒鼓计数值，仍显示"Replace Drum"的警示信息) ....................... 2-95
4.8 定影单元的故障排除 ............................................................................................. .2-96
4.8.1 定影单元故障 ................................................................................................. 2-96
4.9 LED组件的故障排除 ............................................................................................. .2-96
4.9.1 LED组件故障 .................................................................................................. 2-96
4.10 电路板的故障排除............................................................................................... .2-97
4.10.1 主板故障 ....................................................................................................... 2-97
4.10.2 内存已满 ....................................................................................................... 2-97
4.10.3 打印超限 ....................................................................................................... 2-97
4.10.4 高压电源电路板故障 ..................................................................................... 2-97
4.10.5 低压电源电路板故障 ..................................................................................... 2-97
4.10.6 调制解调器电路板故障 ................................................................................. 2-98
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