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TRM 2230 Service Guide
• How to Clean the Mirrors
• How to Resolve Light Prints
• How to Check Toner Motor Operation
(Light Copies)
• How to Adjust CVR
• (Light Intensity)
• How to Remove Drum Unit
• How to Remove Developer Unit
• How to Change Developer
• How to Reset Developer Count
• How to Replace Drum and Cleaning Blade
• How to Reset Drum Count
• How to Reset PM Count
• How to Reset 34, 35 and 36 Error Codes
• How to Remove Fusing Assembly
• How to Change Cleaning Web on Fuser
• How to Change Lower Pressure Roller
• How to Change Upper Fuser Roller
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Summary of Contents for Konica Minolta 2230
- Page 1 - 1 - TRM 2230 Service Guide • How to Clean the Mirrors • How to Resolve Light Prints • How to Check Toner Motor Operation (Light Copies) • How to Adjust CVR • (Light Intensity) • How to Remove Drum Unit •...
- Page 2 - 2 - How to Clean the Mirrors 1. Turn copier off. Switch is on the left hand side below flap. 2. Open top cover. Remove two screws on left hand side and remove scale plate. Remove glass (slides up and to the left). 3.
- Page 3 - 3 - 5. Remove Light Shield cover (1 screw then cover lifts up and to the left). 6. Clean mirrors (mirrors 4 and 5). 7. Reinstall Light Shield cover (ensure black mylar is under rail). 8. Open front cover. 9.
- Page 4 - 4 - 10. Loosen screw on developing unit. (***Screw will not come all the way out***). Swing lever one down. Remove developing unit. Cover drum with a piece of paper. CAUTION: Do not tip unit. Keep it level. 11. Clean the two mirrors that sit above the developing unit (mirror 5 and 6). 12.
- Page 5 - 5 - How to Resolve Light Prints 1. Open front cover. 2. Swing toner hopper to the right. Open toner hoppers top cover (Activate lock switch in back left corner, use a flat tip screwdriver and push the switch to the right). Pull green handle forward.
- Page 6 - 6 - How to Check Toner Motor Operation (Light Copies) 7. Turn Copier Off. Open front cover. 8. Swing toner hopper to the right. 9. Remove Wiring Cover (two screws) and Motor Cover (two screws). 10. Remove the Toner Driving Plate Assembly (two screws) (leave toner motor attached to bracket and the two wires attached to the toner motor).
- Page 7 - 7 - 12. Activate Front Door switch. 13. With the Toner Motor in your hand, press the Print Button. If Toner Motor is turning, press the Stop/Clear Button. Continue with step 14. If Toner Motor is not turning, press the Stop/Clear Button. Toner Motor will need to be replaced.
- Page 8 - 8 - How to Adjust CVR (Light Intensity) 1. Turn copier off. 2. While holding down the 3 and 6 buttons on the number pad, turn the copier back on. The LCD will display: Adjustment mode menu. 3. Press the up arrow (second button from left) until the third line reads: Timing adjustment mode 4.
- Page 9 - 9 - 6. The first set of numbers on the third line is the current setting of the CVR. Note: To make a darker copy, the number will be set lower. To make a lighter copy, the number will be set higher. Normally, this setting will be somewhere between 24 and 35.
- Page 10 - 10 - How to Remove Drum Unit 1. Turn copier off with power button under flip cover. 2. Open front cover. 3. Remove one screw then swing the toner supply hopper to the right.
- Page 11 - 11 - 4. Loosen screw on developing unit. (***Screw will not come all the way out***). 5. Turn down Lever 1 to the left. 6. Remove Knob 3 (pulls off). 7. Pull the drum unit out carefully to the front. CAUTION: Do not tip.
- Page 12 - 12 - How to Remove Developer Unit 9. Remove Drum Unit (Refer to How to Remove Drum Unit) 10. Remove the Developer Unit from the Drum Unit (2 screws). CAUTION: DO NOT TIP. KEEP UNIT LEVEL. 11. Reinsert Developer Unit into Drum Unit (2 screws). 12.
- Page 13 - 13 - How to Change Developer Note: The developer currently in the unit will be dumped out of the developer unit. Please ensure you have a plastic bag that this developer can be dumped into before starting this procedure. 1.
- Page 14 - 14 - How to Reset Developer Count 12. Turn copier off. 13. While holding down the 2 and 5 buttons on the number pad, turn the copier back on. The LCD will display – Memory setting mode menu. 14. Press the up button (second button from the left) until the third line reads Drum/Developer count 15.
- Page 15 - 15 - How to Replace Drum and Cleaning Blade 14. Remove Drum Unit from copier (Refer to How to Remove Drum Unit) 15. Remove Developer Unit from Drum Unit (Refer to How to Remove Developer Unit) 16. Remove Charge Corona Unit from Drum Unit (two screws and two connectors). (It is possible to leave the connector hooked up and just swing the corona up) 17.
- Page 16 - 16 - 22. Reinsert the Cleaning Blade. The Cleaning Blade is properly positions when the black tabs in the Drum unit are through the upper holes on the cleaning blades installation plate. Caution: Do not force the blade into place. If the black tabs break, proper cleaning blade installation is not possible.
- Page 17 - 17 - How to Reset Drum Count 20. Turn copier off. 21. While holding down the 2 and 5 buttons on the number pad, turn the copier back on. The LCD will display – Memory setting mode menu. 22. Press the up button (second button from the left) until the third line reads Drum/Developer count 23.
- Page 18 - 18 - How to Reset PM Count 27. Turn copier off. 28. While holding down the 2 and 5 buttons on the number pad, turn the copier back on. The LCD will display – Memory setting mode menu. 29. Press the up button (second button from the left) until the third line reads PM COUNT ? 30.
- Page 19 - 19 - How to Reset 34, 35 and 36 Error Codes 1. Turn copier off with button under flip cover. 2. Hold down 2 and 5 on the number pad, turn copier on. 3. Press OK to enter Memory Switch Setting.
- Page 20 - 20 - 4. Use first arrow key to change the first number (dipswitch) to 3. 5. Use second arrow key to change the second number (the bit) to either 5, 6, or 7 (The third number will either have a 1 or 0. If it is a 1, it means this bit is turned on. This bit will need to be turned off.
- Page 21 - 21 - How to Remove Fusing Assembly 31. Turn copier off with power button under flip cover. 32. Open front cover. 33. Open left cover.
- Page 22 - 22 - 34. Remove screw on left hand side of fusing assy. 35. Slide fuser out. 36. To reinstall, reverse above procedure. 37. Confirm copier operation and copy quality.
- Page 23 - 23 - How to Change Cleaning Web on Fuser 1. Remove fusing assembly (refer to How to Remove Fusing Assembly). 2. Place fuser so the green knob (knob 2) is to your right. 3. Open fixing release cover. Pressure Release Levers 4.
- Page 24 - 24 - 7. Remove the fixed plate. Fixed Plate 8. Slide the cleaning web to the right and lift up. 9. Insert new cleaning web. (Note: Before inserting, wind the web four or five rotations). 10. Reinstall the fixed plate. 11.
- Page 25 - 25 - How to Change Lower Pressure Roller 17. Remove fusing assembly (refer to How to Remove Fusing Assembly). 18. Place fuser so the green knob (knob 2) is to your right. 19. Open fixing release cover. Pressure Release Levers 20.
- Page 26 - 26 - 24. Remove the two rear lamp terminal fasten (red wires). Cut any tie wraps as needed. 25. Pull out and remove the fixing heater lamps from the upper roller. 26. Lift out the upper fixing roller. 27. Remove the two screws and then remove the entrance penetration plate (lower). 28.
- Page 27 - 27 - How to Change Upper Fuser Roller 31. Remove fusing assembly (refer to how to remove fusing assembly). 32. Place fuser so the green knob (knob 2) is to your right. 33. Open fixing release cover. Pressure Release Levers the lower roller 34.
- Page 28 - 28 - 38. Remove the two rear lamp terminal fasten (red wires). Cut any tie wraps if needed. 39. Pull out and remove the fixing heater lamps from the upper roller. 40. Lift out the upper fixing roller. 41. Reinstall the upper fixing roller by reversing the above procedures.