惠普T770报错求解
惠普T770报错求解学习了 学习了 得找手册看了。 em34 笔架 安装非HP原装配件 本帖最后由 cuiyanpeng2008 于 2015-11-5 20:51 编辑
System Error: 56:YZ
Problem Description:
Drive roller analog encoder homingfailed.
Corrective action:
Try the following:
1. Switch the power off from the back of the printer and disconnect the power cord.
Reconnect the power cord and power on the printer.
2. Perform the Media Path Test to troubleshoot the problem further.
3. Replace the Encoder Disk and Encoder Sensor.
4. Replace the Main PCA. See Electronics Module Main PCA and PSU 软件问题啊,安装正确的驱动!
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