目的是让一般维修电工能够掌握最直接的可控硅中频电源维修方法。
It is in order that the common service electricians master the categorical way to the servicing of this kind of equipment.
我意识到，扶手不会脱落，这意味着我们再也无法更换电源供应和维修仪器，这意味着科学家们再也无法观察宇宙，在其他星球上寻找生命。
I realized that the handrail would not come off, which meant we could no longer be able to replace the power supply and repair that instrument, which meant scientists could no longer look at the universe and find life on other planets.
本文着重探讨汽车电源系统的常见故障分析、诊断以及维修作业的主要内容。
This article focuses on the automotive power systems common failure analysis, diagnosis and the main content of the maintenance jobs.
检查或维修时，请一定要切断所有输入电源。
Inspection or maintenance, be sure to cut off all input power.
维修部：维修各行业电路板，机加工设备系统，主板，控制器，电源，变频器，PLC触摸屏等。
Maintenance department: maintenance industries circuit boards, machine equipment system, main board, controller, power supply, frequency converter, PLC and touch screen.
详细介绍了显示器开关电源的常见故障及维修方法。
This paper carefully discusses common faults and maintenance of display button power supply.
如果电源软线损坏，必须用专用软线或从其制造商或维修部买到的专用组件来更换。
If the supply cord is damaged, it must be replaced by a special cord or assembly available from the manufacturer or its service agent.
电源模块并联馈电是高可靠系统，设计或维修使用不当，不但不能发挥其高可靠性水平，而且还会进一步降低系统可靠性。
High reliable power supply module parallel connection system will not achieve (even lower) the reliability level that it should have if it is not designed and maintained properly.
在维修保养电器设备之前，必须先切断电源。
Shut off power before working and servicing on electrical equipment or circuits.
如果电源软线损坏，为了避免危险，必须由制造商、其维修部或类似部门的专业人员更换。
If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified persons in order to avoid a hazard.
万一有异物或液体进入机内，请拔下本机的电源插头，并经维修人员检查之后方可继续使用。
Should any solid object or liquid fall into the cabinet, unplug the unit and have it checked by qualified personnel before operating it any further.
简要介绍PDS1型电源机维修测试台的功能，组成及关键控制技术。
This paper describes the functions, composition and key control techniques of PDS 1 power supply unit maintenance test bench.
带12V直流稳压电源输出，方便电子维修测试。
With 12v DC regulated power output is used for electronics maintenance tests.
要更换AC电源线时，必须找有资格的维修店为您服务。
AC power cord must be changed only at the qualified service shop.
抽头式电源，用转换开关改变初级线圈匝数来调节焊接电压，因此性能十分可靠，维修亦简便。
Plug-type power, user the transfer switch to change the initial step coils adjust The welding voltage. Thus the performance is reliable and maintenance id very simple.
对于电气方面的维修，检查或安装，必须首先切断电源。
For electrical aspects of maintenance, inspection or installation, you must first cut off the power.
文章较详细地对影响PMT工作性能的直流高压电源电路的工作原理进行分析，并对常见故障的判别、维修进行分析探讨。
This paper analyzes the principle of direct current high-pressure power source which affects the work performance of PMT and discusses the judgement and maintenance of common malfunction respectively.
本文详细陈述了电源的频率及相序的改变对医疗设备的影响，开拓了一些故障的维修思路。
Describes in details influences caused due to the change of frequency and the phase of power supply on medical equipment and opens the thinking of troubleshooting.
SL手动单梁起重机属轻小机种，适用于工厂设备安装、维修以及无电源的作业场所。
SL Type Manual Single-girder Crane is a light-small kind, which is applicable to equipment installation, maintenance and work sites without power source.
我们在维修408ul文档输出设备电源的过程中，根据实物绘制出该电源的电路原理图。
During the maintenance of power in 408ul file output device, we have drawn the circuit diagrams of power according to material object.
介绍了721型分光光度计，灯电源电路和稳压电路故障现象，分析了故障产生的原因，提供了排除故障办法，对该仪器维修提供了借鉴的经验。
This paper introduced some common faults of 721 spectrophotometer, found out the cause of formation, and presented fixing method, it may be used for instrument maintenance for reference.
本文着重探讨汽车电源系统的常见故障分析、诊断以及维修作业的主要内容。
This paper mainly discusses the analysis and diagnosis of common fault and the repair content of the automobile power system.
在对电器部分维修时，只能由合格电气员工或者维修人员操作，并注意切断主电源。
The repair of electrical system can only be performed by the qualified electrician or repairer, and during this repair, the main power must be disconnected.
介绍了彩显电源电路的基本原理及故障的分析和维修实例，对维修其它开关电源电路具有借鉴作用。
The working principle of colour TV supply source circuit and fault analysis were described. Some maintenance examples are helpful for repairing other switch supply source circuits.
介绍了彩显电源电路的基本原理及故障的分析和维修实例，对维修其它开关电源电路具有借鉴作用。
The working principle of colour TV supply source circuit and fault analysis were described. Some maintenance examples are helpful for repairing other switch supply source circuits.
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