1.2 接线与接地(Wiring and grounding )
必须要做好系统的接地工程，请合格的电气工程人员予以施工。产品通电
及投入使用前，必须确保电源插座AC输入端已安全可靠的接地。系统的接地
线为黄绿线，该地线请务必可靠连接至电网安全保护接地上，以保证安全使
用，并可防止出现异常情况。
Must prepare system grounding engineering, please qualified electrical
engineering construction. Product power and put into use before, must ensure
that the power socket AC input is safe and reliable grounding. Grounding line
is yellow green line in the system, the ground please reliable connection to
the network security protection on the ground, to ensure the safe use, and
can prevent the abnormal situation.
：所有电源线、信号线、接地线等接线时不要被其它物体压到或过度扭
曲，以确保使用安全！
All power cables, signal lines, grounding line don't pressed to by other
objects such as wiring or excessive distortion, to ensure the safety of use!
第2章 操作面板使用说明(Chapter 2 operation panel instructions )
2.1 操作面板的显示说明(The operation panel display)
根据系统工作状态，操作面板的液晶屏模块将显示当前的缝纫模式、各种参数、前/后
固缝设置，以及抬压脚、停针位、剪线、慢速起缝等液晶字符。H-12 操作面板液晶屏功
能图标显示说明如下所示。
图2-1 H-12 操作面板外观界面 图2-2 H-12 操作面板液晶显示屏图示
Based on the system working
status,operation panel of the LCD panel
module will display the current sewing
patterns, all kinds of parameters,
before/after solid seam Settings, as well
as the presser foot, needle, thread, such
as slow up seam LCD characters. H - 12
operation panel LCD screen function icon
is displayed as shown below.
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