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SainSmart Prusa i3 Troubleshooting Manual

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Troubleshooting Manual
Please be aware of these options as follows :
1. Mainboard is sensitive to static electricity. Please Touch
a grounded object to release static electricity before
operation.
2. Please ensure the power wire connection is correct.
3. Please Cut off the power when changing interface connection.
1

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Summary of Contents for SainSmart Prusa i3

  • Page 1 Troubleshooting Manual Please be aware of these options as follows : 1. Mainboard is sensitive to static electricity. Please Touch a grounded object to release static electricity before operation. 2. Please ensure the power wire connection is correct. 3. Please Cut off the power when changing interface connection.

  • Page 2: Table Of Contents

    Contents Problem Collection ......................... 3 1. Black Screen ........................5 2. White Square ........................6 3. Temp Display: def ......................6 4. Extruder Temp Doesn’t Rise .................... 7 5. Hotbed Temp Doesn’t Rise ....................8 6. Motor Issue ......................... 8 7.

  • Page 3: Problem Collection

    Problem Collection 1.Black Screen 2.White Square 4.Extruder Temp Doesn’t Rise 3.Temp Display: def 5.Hotbed Temp Doesn’t Rise 6.Motor Issue 7.Limited Switch Issue 8.SD Card Issue...
  • Page 4 10. Extruder / Hotbed Temp 9.Online Pringting Issue Inconsistent with Display 11.Extruder / Hotbed Temp Keeps Rising After the Boot...

  • Page 5: Black Screen

    1. Black Screen Step 1 . Check Power Supply AC 110V/220V Power Indicator Voltage Selection a. Check the power indicator, if the light is on , move to Step 2 ; b. If the light is off, check the wire connection & voltage selection if they are correct ;...

  • Page 6: White Square

    2. White Square Step 1 . Check Mainboard a. Click Reset button, check D1 indicator: - If D1 lights on for a second then went out and screen is full of white square, try to reconnect screen wire for several times .when it’s well connected , click Reset button.If still...

  • Page 7: Extruder Temp Doesn't Rise

    Step 2 . Change wires of E_T , B_T port and click Reset , check screen Step 1 & 2 both shows abnormal extruder temp , you need to replace extruder thermistor; If Step 1 & 2 both shows abnormal hotbed temp, you need to replace hotbed thermistor;...

  • Page 8: Hotbed Temp Doesn't Rise

    5. Hotbed Temp Doesn’t Rise Step 1 . Check Screen Operation Step 2 . Check hotbed connection a. Screen Operation Quick Settings → Preheat PLA indicator .If the it doesn’t b. Check light on , you need to replace a mainboard;...

  • Page 9: Limited Switch Issue

    Example: Before exchange , X Pos.Fast ,X motor is abnormal . Pos.Fast, Y motor is good. Change X, Y motor connection , Pos.Fast, Y motor is abnormal. Pos.Fast, X motor is good. You need to replace a mainboard; or X Pos.Fast , Y motor is good.

  • Page 10: Sd Card Issue

    8. SD Card Issue FAQ: No “Print file” Option When SD is correctly installed Step 1 . Test SD card if it can be recognized by PC and store files. Step 2 . Reinstall SD card for several times to ensure SD card is correctly installed. If PC can’t recognize SD card , you need to replace a SD card;If PC can...
  • Page 11 Check on PC if there is USB SERIAL . If not , please find the file in SD card and install it . Question 2 : repetier connected , but fail to control the printer Step 1 . Confirm repetier is correctly set It depends on CH340G code Open repetier , open “Printing...

  • Page 12: Extruder/Hotbed Temp Inconsistent

    Step 2 . Open Toggle Log to check if there is any problem Open the option below to record. Check the info if it’s normal . If not , you need replace a mainboard. 10. Extruder/Hotbed Temp Inconsistent Step 1 . Thermistor test Extruder Temp Hotbed Temp As showed in the picture , the...

  • Page 13: Extruder / Hotbed Temp Keeps Rising After The Boot

    Step 2 . Change wires of E_T , B_T port and click Reset , check screen If it shows abnormal extruder temp , you need to replace extruder thermistor; If it shows abnormal hotbed temp, you need to replace mainboard. (If the hotbed temp is abnormal, please do test refer to methods above) 11.

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