Error codes and Troubleshooting Samsung ML-3710, ML-3712
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Код ошибки
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Сообщение
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Причина
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Устранение
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A1-1110
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Error #A1-1110: Turn off then on.
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After working the main BLDC motor, the Ready signal has not occurred within 1 sec.
1. Harness is defective. Connector is not connected properly.
2. OPC coupler in the toner cartridge has overloaded.
3. Main BLDC motor is defective.
4. Engine board is defective.
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First, turn the machine off then on. If the error persists, refer to the following.
1. Check if the motor connector is connected properly. Reconnect it.
2. OPC coupler has overloaded. After removing the toner cartridge, rotate the OPC coupler. (Spec : 6 kgf.cm) If there is any damage, the OPC
coupler can’t rotate well. Replace the toner cartridge.
3. The main BLDC motor is defective.
- Unplug the connector from the motor carefully.
- Replace the main BLDC motor with new one. If the problem persists, replace the main board
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C1-1110 C1-1120 C1-1140
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Prepare new cartridge / Replace new cartridge /Replace new cartridge
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The remaining toner cartridge is less than 10%
The toner cartridge is at the end of its life
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Print the supply information report. Check the life remaining of the toner cartridge. If its life is at the end, turn the machine off and
replace the toner cartridge with new one.
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C1-1411
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Install toner
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The toner cartridge is not installed.
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1. Turn the machine off then on.
2. Remove the toner cartridge.
Thoroughly roll the cartridge ve or six times to distribute the toner evenly inside the cartridge. And reinstall the toner cartridge.
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C1-1512
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Not Compatible Toner cartridge.
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Toner cartridge is not compatible.
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1. Print the supply information report. Check info
rmation of the toner cartridge.
2. If the toner cartridge is not a Samsung genuine
toner cartridge, replace with new one.
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H1-1210
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Paper jam in Tray2.
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A paper jam was detected in the feed area of the tray2.
1. Paper was inserted abnormally or was not loaded in the cassette properly.
2. Pick Up unit has a problem.
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1. Open the Tray2 and remove the jammed paper.
2. If there is any defective part in the pick up unit, replace it.
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H1-1252
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Paper is empty in Tray2.
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Paper is empty in Tray2. The status LED is red.
1. There is no paper in the tray2.
2. Actuator-Paper Empty is defective.
3. Photo Sensor is defective or connection is bad.
4. Main Board is defective.
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1. Load the paper in the tray2.
2. If the Actuator-Paper Empty is defective, replace it.
3. If the Photo Sensor is defective, replace it. Check if the connector is connected properly.
4. If the problem persists, replace the Main Board
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M1-1110
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Paper Jam in Tray1.
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The jammed paper has occurred in the tray1.
1. Pick-Up or Torque Limiter Roller is contaminated or worn out.
2. There is some obstacles in the paper path
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1. Clear the jammed paper. If the problem persists,
check the following.
2. While pushing the Paper Empty Sensor, send the printing data.
Check if the pick up roller is rotating normally.
3. Check if there is any obstacles in the paper path (from Pick-Up to Feed Sensor).
The feed roller should be especially checked.
4. Print out the Supplies Information. Check the Tray 1 Roller Life and Tray1 Torque Limiter Life.
If the life came to the end, replace the relative roller.
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M1-1610
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Paper Jam in MP tray.
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The jammed paper has occurred in the MP tray.
1. MP Pick-Up or MP Torque Limiter Roller is contaminated or worn out.
2. There is some obstacles in the paper path.
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1. Clear the jammed paper. If the problem persists,
check the following.
2. While pushing the Paper Empty Sensor, send the p
rinting data.
Check if the pick up roller is rotating normally.
3. Check if there is any obstacles in the paper path (from Pick-Up to Feed Sensor).
The feed roller should be especially checked.
4. Print out the Supplies Information. Check the Tray Roller Life and Tray Torque Limiter Life.
If the life came to the end, replace the relative roller
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M1-5112
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Paper is empty in Tray 1.
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Paper is empty in Tray1. The status LED is red.
1. There is no paper in the tray1.
2. Actuator-Paper Empty is defective.
3. Photo Sensor is defective or connection is bad.
4. Main Board is defective.
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1. Load the paper in the Tray1.
2. If the Actuator-Paper Empty is defective, replace it.
3. If the Photo Sensor is defective, replace it. Check if the connector is connected properly. 4. If the problem persists, replace the Main
Board
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M1-5612
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Paper Empty in MP Tray.
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Paper is empty in MP Tray. The status LED is red.
1. There is no paper in the MP tray.
2. Actuator-Paper Empty is defective.
3. Photo Sensor is defective or connection is bad.
4. Main Board is defective.
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1. Load the paper in the MP tray.
2. If the Actuator-Paper Empty is defective, replace it.
3. If the Photo Sensor is defective, replace it. Check if the connector is connected properly. 4. If the problem persists, replace the Main
Board.
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M2-1110
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Paper Jam inside machine.
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A paper jam was detected at the feed sensor.
1. The feed sensor is defective.
2. The Regi Roller was contaminated or worn out.
3. There is some obstacles in the paper path.
4. The driving for the toner cartridge has some problem.
5. The driving for the fuser unit has some problem.
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1. Remove the jammed paper. If the error persists,
check the followings.
2. Check if the feed sensor connector is connected
properly. 3. Check if the Regi roller is contaminated or worn
out. If yes, replace it.
4. Check if there is any obstacles or contamination
in the paper path. If yes, clean or remove it.
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M2-2210
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Paper Jam inside machine.
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A paper jam was detected in the duplex area.
1. The printed image is skewed.
2. The duplex unit is not installed or the installation is wrong.
3. There is some obstacles in the paper path.
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1. Remove the jammed paper.
2. Remove the contamination or obstacles in the paper path.
3. Check if the duplex unit is installed properly.
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M2-2310
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Paper Jam bottom of duplex.
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A paper jam was detected in the bottom of duplex.
1. There is some obstacles in the paper path.
2. The paper guide in the tray was not adjusted properly.
3. The exit sensor was not assembled properly.
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1. Remove the jammed paper.
2. Remove the contamination or obstacles in the paper path.
3. Adjust the paper guide properly.
4. Check if the exit sensor is assembled properly.
Reassemble it.
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M3-1110
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Paper Jam in exit area.
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A paper jam was detected in the exit area.
1. There is some obstacles in the paper path
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1. Remove the jammed paper.
2. Check if there is any obstacles or contamination
in the paper path. If yes, clean or remove it.
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M3-2130
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Output bin full. Remove paper.
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The machine detected that the output tray has got full or the bin-full sensor is defective.
1. Output tray is full.
2. Outbin full sensor connection is wrong.
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1. Remove the paper on the output tray.
(The maximum loading capacity is 150 sheets based on standard paper (80g/m2)).
2. Check if the Bin-full Sensor connector is connected properly.
Reconnect it or replace the Bin-full sensor.
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S2-4110
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Door open. Close it.
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Door is open or the cover open switch is defective.
The status LED is red.
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1. Check if the front door is closed correctly.
2. Check if the rear door is closed correctly.
3. Check if the connection between the main board and HVPS board is correct.
4. Check if the cover open switch on HVPS board is
operated properly.
If it is defective, replace the HVPS board.
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S6-3123
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Network Problem: IP Con ict.
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Network has some problem.
- IP address con icts with that of other system.
- Communication error
- There is no response when checking the ping test
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Change the machine’s IP address.
- Set-up the IP address in this order, Network -> TCP/IP (IPv4) -> STATIC.
- In case of DHCP or Bootp, reboot the machine to receive a new IP address.
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S6-3128
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802.1x Network Error.
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802.1x Network Error
- The confirmation was requested for wired port, the server has rejected.
- The confirmation protocol is not the same or user information (ID/Password) is wrong.
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Check the setting-up for 802.1x con rmation server.
- Re-enter the server information and confirmation
protocol.
- Re-enter the user information.
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U1-2320
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Error #U1-2320 Turn off then on.
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The temperature control of fuser unit is abnormal. (Open Heat Error)
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1. Turn the machine off. Re-install the fuser unit.
Then turn the machine on. Is the error message
is disappeared?
2. If the problem persists, turn the machine off and remove the fuser unit.
Check if the fuser connector is connected properly.
Check if the input voltage is normal.
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U1-2330
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Error #U1-2330 Turn off then on.
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The temperature control of fuser unit is abnormal. (Low Heat Error)
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1. Turn the machine off. Re-install the fuser unit.
Then turn the machine on. Is the error message is disappeared?
2. If the problem persists, turn the machine off and remove the fuser unit.
a. Check if the fuser connector is connected properly.
b. Check if the input voltage is normal.
c. Check if the thermistor is twisted or contaminated.
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U1-2340
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Error #U1-2340 Turn off then on.
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The temperature control of fuser unit is abnormal. (Over Heat Error)
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1. Turn the machine off. Re-install the fuser unit.
Then turn the machine on. Is the error message is disappeared?
2. If the problem persists, turn the machine off and remove the fuser unit.
a. Check if the fuser connector is connected properly.
b. Check if the input voltage is normal.
c. Check if the thermistor is twisted or contaminated
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U2-1111 U2-1113
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Error #U2-1111 Turn off then on. / Error #U2-1113 Turn off then on.
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LSU Motor does not work normally.
1. Harness connection error.
2. LSU is defective.
3. Main board is defective.
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1. Execute the LSU motor test in EDC mode. Check LS
U motor operation sound.
2. If there is no sound, remove the right cover. Ch
eck if the LSU harness is connected on the main boa
rd properly.
3. If it is OK, remove the top cover. Check if the
LSU harness is connected on LSU board properly.
4. Check if the LSU harness is defective.
5. Reconnect the LSU harness and then execute the LSU motor test again.
6. If the problem persists, replace the LSU.
7. If the problem persists after replacing LSU, replace the main board.
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