惠普 3005打印机开机提示50.6热凝器错误，定影器已更换过，可排除定影器问题，请高手指点是哪里出了问题？

你好
不知道会不会明白 如不明白看英文的吧

热敏电阻的主要或附属无法提帆烂供温度反馈至ECU。 主副热敏电阻监测 定影组件热辊温度和 提供反馈来调节融合温度。
1。验证七线连接器 牢牢地插在连接器J405上 欧洲货币单位。您可能需要删除 主冷却风扇，看看这个连接。
2。确认在四线连接器 该设备的后面，是牢固地插在 定影组件。
3。验证交流电压为正 提供给定影组件。
4。如果消息仍然态竖漏存在，请更换 定影组件纤粗。

50.6 FUSER ERROR The main or sub thermistors are unable to
provide temperature feedback to the ECU.
The main and sub thermistors monitor the
fuser assembly hot-roller temperature and
provide feedback to regulate the fusing
temperature.
1. Verify that the seven-wire connector is
firmly seated in connector J405 on the
ECU. You might have to remove the
main cooling fan to see this connection.
2. Verify that the four-wire connector at the
rear of the device is firmly seated in the
fuser assembly.
3. Verify that the AC voltage is being
provided to the fuser assembly.
4. If the message persists, replace the
fuser assembly.