In the course of operation, CTP often encounters some faults and needs to be shut down. In this case, if the processing steps are not correct, it is easy to cause damage to the operator's own safety and the equipment itself. Strictly follow the troubleshooting steps, not only can guarantee Personal safety can also guarantee the service life of the machine.

1. Safeguard

The laser light from the laser light that CTP is exposing is invisible to the human eye, but the high-power invisible laser causes serious damage to human skin and eyes. Therefore, each housing of the CTP is equipped with a safety lock system that automatically alerts once opened to prevent the operator from being exposed to high power invisible lasers and moving mechanical devices. If the CTP is suddenly opened during exposure, the safety lock system will perform the following functions: (1) stop all mechanical components; (2) stop the laser system.
The mechanical part of the CTP does not stop working. Please follow the steps below: (1) turn off the power of the CTP; (2) replace the failed cover; (3) contact the engineer immediately, do not try to stop or touch the inside of the CTP. Machine parts.
Safety is a top priority, and unsafe factors must be removed before the repair work is carried out, or the equipment must be controlled within a safe range.
2. Describe the symptoms of the problem
Collect some detailed and correct symptom information to ensure that you have enough resources to solve the problem before repairing the machine. You should use your own system or service knowledge to document the source of the problem. Also, ask yourself some general symptom questions. E.g:
(1) Is the frequency of the problem more or less?
(2) Will the problem repeat during the same imaging cycle?
(3) What are the error messages?
(4) Is the problem continuous or intermittent?
(5) When did the problem occur?
(6) Do other problems occur at the same time?
(7) Is there a new installation or setting change when the problem occurs? There is a clear conclusion, and then further use the following method.
3. Reproduction problem
If such symptoms occur frequently, it is better and faster to lock up the symptoms, narrow the scope, and identify the problem points during repairs. Generally, when symptoms can be seen, the problem will be easier to solve. When the problem is in front of you, you can directly hit the core of the problem, so recreating the problem is a very important part of the repair process.
4. Analysis of the reasons
In order to avoid spending too much time and money on wrong judgments, the following possible fault points should always be covered when dealing with problems: (1) problems during operation; (2) problems with built-in firmware of the machine; (3) mechanical problems (4) Air pressure problem.
5. Reduce the scope of the fault
First, check for some minor problems with the machine or problems you can see at a glance (such as loose signal lines); secondly, use your system knowledge and effective technical information to narrow down the fault to a minimum; in addition, intermittent The problem may invalidate your test, but you need to continue trying many times, and you must go back to the original phenomenon and repeat the test to accurately determine the machine failure.
6. Repair or replace parts
Use the right tools and the right procedures to handle the damaged circuit and internal software. At the same time, it should be noted that when disassembling the relevant parts, it must be ensured that there is sufficient technical strength to assemble them again. When replacing unfamiliar parts, follow the relevant procedures and don't forget to wear a safety static belt to protect the equipment. If you have enough technical strength to replace one of the parts on the circuit, be sure to follow the previous parameters and associated reliability.
7. Test results
When all systems and components are turned on, try to solve some other problems. If the problem has been solved and the machine has been properly repaired, it is necessary to avoid other problems at this time. When you use a good test tool, all the test results will be displayed and your repair work will be completed.
8. Prevent recurrence of problems
In order to prevent the recurrence of the same accident, we need to continuously test and complete the scheduled equipment maintenance plan. The first condition for preventing recurrence of faults is to completely solve these faults. If possible, the operator can be instructed to do some related maintenance work to minimize the occurrence of faults.
9. Record the repair process
When completing a troubleshooting, it is best to record all the actions and mark the parts that can be changed appropriately. Through the recorded data, we can see the process of dealing with the problem, so that when a similar failure occurs again, we can easily find a solution from the record.

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