| 现象 | 内容 |
| J4002 | 对位传感器未到达卡纸 |
| J4003/J4004 | 对位传感器未到达卡纸 |
| J4012/J4013/J4014 | 对位传感器延缓卡纸 |
| J4201/J4202/J4203 J4204/J4208/J4209 | 出纸传感器未到达卡纸 |
| J4211/J4212/J4213 J4214/J4218/J4219 | 输送传感器卡纸 |
| J4301/J4302/J4303 J4304/J4309 | DU传感器未到达卡纸 |
| J4311/J4312/J4313 J4314/J4319 | DU传感器卡纸 |
| J4901/J4902/J4903 J4904/J4908/J4909 | BR传输传感器1未到达卡纸 |
| J4911/J4912/J4913 J4914/J4918/J4919 | BR传输传感器1延缓卡纸 |