KEYENCE Keyence maintenance man-machine interface, HMI Keyence KEYENCE solve common faults: black screen, the video, the touch screen does not respond or is slow to respond (bad touch), the contents of confusion, can not enter the system interface, no backlight, backlight dark There backlit no characters, no communication, no response buttons; KEYENCE Keyence maintenance man-machine interface: VT2-7SB, VT2-8SB, VT2-5MB, VT2-5SB, VT2-5MW, VT2-10FB, VT2-10TB, VT2-10SB VT2-12FB, VT2-V10, VT2-V7, VT2-V7R, VT2-7SR, VT2-5SB other maintenance process: Step One: Ask the user equipment failure; the second step: the user's fault description, analysis of the reasons for this failure caused; third step: Open in need of repair equipment, make sure the device is damaged, analyze the feasibility of recovery of maintenance; fourth step: work based on the location of the device is damaged, view and analyze the circuit works, which identify the cause of the damage the device; Step five: contact with customers, the newspaper price maintenance, solicit customer service advice; Part VI: Looking for the original model to replace the device; Part VII: The following are excluded confirmed case of equipment failure, power test. Service features: enterprise service operation, to provide ongoing support services, free checking, line repair price confirmation by the customer acceptance and then repair, fast, excellent price