| 1.Power indicator is not on |
| Answer: 1. Check the power supply (voltage, plug, socket, power line) 2. Check 4A fuse |
| 2.No content is displayed on the power on screen |
| Answer: 1. Power off and restart the printer 2. PC board is damaged |
| 3.Power indicator and display are not on |
| Answer: 1. Power off and restart the printer 2. Check the power indicator on the power board. If it doesn’t light up, there is a problem with the power board |
| 4.Saved information will be lost after shutdown and restart |
| Answer: generally, there is a problem with the main board battery. Replace the battery |
| 5.Power on display screen shows CPU failure |
| Answer: CPU of main board is damaged |
| 6.The machine displays low ink level / low additive level |
| Answer: 1. Check the ink / solvent tank of the ink tank and add less solvent. 2. Check the liquid level detection connection of the ink tank / solvent tank. 3. There may be a problem with the main board |
| 7.During normal operation, the screen shows fan failure |
| Answer: 1. Check the fan cable 2. The main board may be damaged |
| 8.During normal operation, temperature fault is displayed on the screen |
| A: 1. The ambient temperature of the inkjet printer is too high (over 70 ℃) 2. The main board may be damaged |
| 9.During normal operation, the screen shows the viscometer is faulty |
| Answer: 1. Check viscosity pipeline 2. Check viscosity valve 3. Check viscometer connection |
| 10.During normal operation, the screen shows that the nozzle cover is not closed |
| Answer: 1. Check whether the nozzle cover is properly covered. 2. Check whether the magnet of the nozzle cover is still there and whether it is magnetic. 3. The main board is damaged |
| 11.During normal operation, eht high pressure fault is displayed on the screen |
| A: 1. Clean the nozzle and dry it. 2. Check the breakpoint split of the nozzle. 3. The high-pressure package or main board is damaged |
| 12.During normal operation, the screen shows the recovery fault |
| Answer: 1. The ink line is offset, and the functions of “opening the nozzle” and “solvent suction” are implemented. 2. The recovery tank is not recovered, check the recovery pipeline |
| 13.During normal operation, the screen displays nozzle charging detection fault |
| A: 1. Clean and dry the charging pole and detection pole. 2. Check the breakpoint split. 3. Possible ink problem. Clean the pipeline and replace the ink |
| 14.During normal operation, the screen displays the code spraying speed fault |
| Answer: increase the frequency division number or code spraying speed of synchronizer |
| 15.Poor printing quality of inkjet printer |
| A: 1. Check the breakpoint split 2. Check the ink line position 3. Check the distance between the nozzle and the product 4. Check the viscosity of the inkjet 5. The high-pressure package or the main board may be damaged |
| 16.During cleaning the machine, the screen always shows a problem with the empty ink drum |
| A: the ink pipe may be blocked |
| 17.When the machine is running, the screen shows abnormal pressure fault |
| Answer: 1. Check whether ink pipeline is blocked 2. Pressure sensor is damaged 3. Pump is damaged |
| 18.When the machine is running, the screen displays ink fault 03 |
| Answer: check the ink valve and air pressure transmission valve |
| 19.When starting up and running, the screen displays the failure of the pressure relief cylinder 04 (accu. 04) / pressure relief cylinder 09 (accu. 09) |
| Answer: test the P / a valve, air pressure transmission valve and ink valve. If there is any abnormality, replace them |
| 20.When power on and running, the screen shows initialization fault 5 (init.5) |
| Answer: check the filling valve, exhaust valve, transfer valve, P / a valve and air pressure transmission valve. If there is any abnormality, replace them |
| 21.When power on and running, the screen shows initialization fault 10 (init.10) |
| Answer: 1. Check the pressure regulation of external air pressure and pressure conversion device 2. Check the exhaust valve and transfer air valve |
| 22.Screen display shutdown fault 13 |
| Answer: test p / a valve and viscometer valve |
| 23.When the machine is running, the screen shows viscosity fault 08 |
| Answer: 1. Check viscosity valve and P / a valve 2. Check viscosity pipeline |
| 24.The model temperature is too high |
| Answer: it may be a fan or motherboard problem. Replace the fan and motherboard for testing |
| 25.Normal operation, the electric eye light is always on, the machine does not print |
| Answer: 1. Electric eye position error 2. Electric eye damage |
| 26.During normal operation, the electric eye is normal, and the machine suddenly does not print |
| Answer: 1. High voltage package is damaged 2. High voltage board is damaged 3. Main board is damaged |
| 27.When the machine is running normally, the ink line often deviates |
| Answer: 1. The nozzle is damaged. 2. The ink path is dirty and needs maintenance |
| 28.Ink points are not well split |
| Answer: 1. Adjust modulation voltage 2. Replace crystal oscillator voltage 3. Ink quality problem |
| 29.How to adjust the modulation voltage |
| Answer:use a slotted screwdriver to turn the slotted knob on the top of the nozzle to the left until the ink point splits well |
| 30.What is a good way to split ink dots |
| Answer: use the amplifier to see that there are 3 to 4 disconnected dots in the middle of the charging electrode |
| 31.Turn on the power supply screen, white screen, no content display |
| Answer: 1. The cable from the display screen to the main board is not plugged in. 2. The main board is damaged. 3. The display module is damaged |
| 32.Poor print quality or incomplete characters |
| Answer: 1. The nozzle is too far away from the product 2. The breakpoint is not good 3. The ink is hung on the recycling pipe 4. The font width is set too small 5. The charging is not good and the ink is out of date |
| 33.No fault prompt, not printed on the product |
| Answer: 1. The word width or printing delay is not set correctly. 2. The eye is not adjusted properly. 3. The printing mode is set incorrectly. Change the printing mode |
| 34.Correct adjustment method of electric eye |
| Answer: adjust the electric eye up and down. When the product passes through the electric eye, the electric eye light is on. The product is not out of date and the light is off |
| 35.Product leakage during production |
| 1. The electric eye is not adjusted properly 2. The electric eye is damaged 3. The printing mode is set incorrectly |
| 36.Ink line position jitter |
| Answer: 1. The nozzle is blocked. Clean the nozzle. 2. The filter is blocked and the pressure is unstable. Replace the filter or maintain the machine |
| 37.Ink on the recovery pipe |
| Answer: 1. The ink viscosity is abnormal. 2. The breakpoint is not well split. 3. The inkline is not in the right position. 4. The ink has expired and deteriorated |
| 38.High pressure deflector absorbs ink when inkjet printing |
| Answer: 1. Check whether the ink viscosity is normal 2. Check the breakpoint splitting 3. Ink deterioration, clean the pipeline and replace the ink |
| 39.Ink jet speed does not reach normal value |
| Answer: the normal jet speed of ink line is 20 + / -0.5m/s, which means that the nozzle is blocked or the breakpoint of ink line is not well split |
| 40.No fault display, but no printing |
| Answer: 1. Check whether the selected information content of the printer is empty. 2. The selection of the code spraying mode is wrong. If the synchronizer mode is selected, the synchronizer must rotate. 3. The high-voltage package may be damaged |
| 41.Is the electric eye NPN or PNP? |
| Answer: PNP |
| 42.NPN or PNP for encoder? |
| Answer: PNP |
| 43.9040 and S8 machine encoder connection (PNP) |
| Answer: th is connected to signal line, CTH is short circuited to GLD, GND is grounded, and + 24V is connected to power line |
| 44.9040 and S8 machine eye connection (PNP) |
| Answer: + 24V power line, top – short circuit with GLD, top + signal line |
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