| 现象 | 内容 |
| J6000/J6001 | DF 纸张入口错误 |
| J6020/J6021 | DF前盖板打开导致卡纸 |
| J6041 | DF上盖板打开导致卡纸 |
| J6060 | MT盖打开卡纸 |
| J6100/J6101 | DF 纸张入口传感器未到达卡纸 |
| J6110/J6111 | DF 纸张入口传感器延缓卡纸 |
| J6200 | DF副出纸传感器未到达卡纸 |
| J6210 | DF副出纸传感器延缓卡纸 |
| J6300 | DF中间传感器未到达卡纸 |
| J6301 | DF中间传感器未到达卡纸 |
| J6310 | DF中间传感器卡纸 |
| J6311 | DF中间传感器卡纸 |
| J6400/J6401 | DF 托盘上表面传感器未到达卡纸 |
| J6410/J6411 | DF 托盘上表面传感器卡纸 |
| J6500 | DF出纸传感器未到达卡纸 |
| J6510/J6511 | DF 出纸传感器延缓卡纸 |
| J6600 | DF感光鼓传感器未到达卡纸 |
| J6610 | DF感光鼓传感器延缓卡纸 |
| J6810/J6811 | DF 边对位传感器 1 延缓卡纸 |
| J6910/J6911 | DF 边对位传感器 2 延缓卡纸 |