Name:delta touch screen maintenance
Model:
Hong Jia Wei maintenance delta touch screen repair DOP-A, DOP-B, DOP-W series touch screen repair key delta common fault damage, fault fault, high voltage board power supply board, LCD, power failure, bad motherboard, Huaping black, dark screen, touch failure, can not boot, problems, key problems, touch screen display the problem (screen broken, Huaping, white, black etc.), communication (touch response, touch the slow response), power failure, the motherboard problem, system problem etc..
Description
Tachda touch screen maintenance
Delta delta touch screen Hong Jia Wei key repair damage, fault fault, power plate pressure plate, liquid crystal, power failure, bad motherboard, Huaping black, dark screen, touch failure, can not boot, touch screen display, key problem, problem (screen broken, Huaping, white, black etc.) communication problems (touch response, touch the slow response), power failure, the motherboard problem, system problem etc..
The maintenance process of Jia Hongwei company
First step: first ask the user to damage the failure of the touch screen and the scene.
The second step: according to the user‘s fault description, analyze the cause of this kind of fault.
The third step: open the touch screen maintenance, clean the machine fully, confirm the damaged device, and analyze the feasibility of maintenance and recovery.
Fourth step: according to the working position of the damaged device, analyze the working principle of the circuit, find out the cause of the damaged device, so as to avoid the appearance of similar fault next time.
The fifth step: contact with the customer to negotiate the maintenance of the necessary replacement parts, to seek the customer maintenance advice, customer confirmation after the quotation for maintenance.
The sixth step: the maintenance content includes the elimination of known faults, the replacement of the aging and damaged components, the thorough cleaning and maintenance of the whole machine and so on.
The seventh step: after the repair of the equipment to simulate the load test, after the completion of the test is complete back to the customer, from the customer on the whole machine to carry out the field test.
The eighth step: when the touch screen is working normally, it is delivered to the customer.
Jia Hongwei maintenance hotline: 075528916839 13640994287 Mr. Shaw