数控加工中心常见故障问答（国外英文资料）.docVIP

数控加工中心常见故障问答（国外英文资料） FANUC experts hello: my company in 930 in a horizontal machining center, and the CRT display garbled, bar to shutdown boot after all parameters are lost. And then on the input parameter press machine can run normally. I dont know why is this? Thank you for your support and help. Answer: parameter suddenly lost, may be associated with memory board, battery or external interference, 930 also suggests that the outside may have interference causing operation, the CPU system alarm. It does not rule out motherboards or other PCB failures. 2, 926 alarm (18i) Thank you for your reply to my first two questions. Is a processing center in the 926 alarm and control system after the LCD screen in addition to the alarm information, without any display (then) in electric control cabinet temperature is higher, somehow, looking forward to answer. Thank you! Answer: 926 alarm (FSSB alarm) cause and processing connection CNC and the FSSB (servo serial bus) of the servo amplifier. If the FSSB of the connection shaft control card, the fiber optic cable and the servo amplifier occur, the alarm will occur. ?? Confirm the fault location using the LED judgment on the servo amplifier. Use the 7 segments of LED on the servo amplifier to confirm the location of the fault. The power supply of the servo amplifier occurs when a servo amplifier fails, and the FSSB alarm occurs. The FSSB alarm is triggered by the power failure of the amplifiers, or the + 5V grounding of the coder cable, or other causes of power failure. ?? Replace the shaft control card on the main CPU board if the shaft control card is detected by the above measures. Alarm (0i mate - B) Hello: thank you very much for your companys products has brought our production put it, recently I company a lathe often appear alarm, 920911930, 930 of them the most, please provide the technical support. I will appreciate it very much. Address; Piston company of huixian county, shandong province Answer: 911 SRAM PARITY: (BY