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Summary of Contents for MF DIGITAL PerfectImage
- Page 1 Print Head Replacement and Adjustment Guide for the CD Printer 110488-001 Revision C...
- Page 2 Rimage™ is the trademark of the Rimage Corporation. ® Perfect Image is a registered trademark of the Rimage Corporation. All other trademarks and registered trademarks are the property of their respective owners. Notice for USA Federal Communications Commissions (FCC) Statement This device complies with Part 15 of the FCC Rules.
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Page 3: Required Tools
Description This guide consists of a set of procedures that describes how to replace and adjust the print head for the CD printers. You should use an anti-static bracelet or another means of grounding yourself when you are performing these procedures. Caution: Serious print head or media damage can result from improperly adjusting the print head. - Page 4 4. If the ribbon is present, remove the Take-up roller by pulling back the Take-up shaft retainer , then lifting up on the Take-up roller. See Figure 2. Figure 2 1. Place the Take-up roller with the attached ribbon on the table in front of the printer.
- Page 5 6. Using a T10 Torx Screwdriver, remove the four screws located on the sides of the Print Head cover. See Figure 4. Figure 4 7. Slide the Print head cover towards the back of the printer, then lift up. 8. Disconnect two printer cables located on top of the print head by carefully pulling upward.
- Page 6 9. While supporting the print head with your hand, use a T10 Torx screwdriver to remove the screws inside the two access holes. These holes are located at the top of the print head pivot arm assembly (see Figure 6). The print head is released from the print head assembly.
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Page 7: Installing The Print Head
Installing the Print Head This procedure should be done after removing the print head. If you have not removed the print head, go to Removing the Print Head on page 3. 1. Power down the printer. 2. With the cable connectors facing up and placed toward the back of the printer, slide the new print head under the print head pivot-arm assembly. - Page 8 5. Replace the two screws through the access holes. See Figure 9. Figure 9 Caution: Handle the print head with care to avoid damage to the printing elements. Do NOT use any objects to prop or position the print head in position. 6.
- Page 9 7. Clean the print head using a cleaning pad with isopropyl. See “Cleaning the Print Head” in the CD Printer User Guide for more information. 8. If a piece of paper was placed on the drawer, remove it. 9. Carefully replace the print head cover by replacing the four screws on the side of the cover.
- Page 10 Print Head Test & Adjustment Once a new print head is installed or if an old one is not printing correctly, you need to test and adjust the unit. Note: This test works best with lacquered discs and ribbon with the part number 201737-006.
- Page 11 1. Make sure the Print head cam is positioned correctly with the roller bearing positioned in the valley as shown in the “good position” of Figure 13. If the cam is positioned properly, go to “Cross-hatch Pattern Test,” on page 14. If the cam is not positioned properly, go to step 5.
- Page 12 Print Head Cam Adjustment The drawer must be in the out position when making this adjustment. If the drawer is not open, run test one. 1. If the printer is not in “Diagnostic Mode,” power on the printer while holding down the Unit attention button for at least eight seconds.
- Page 13 1. Loosen left T10 Torx opto plate screw located on the same side as print head cam. See Figure 15. Figure 15 2. Adjust the plate as required using tests four and five to move the cam. If the cam position looks like #1 in Figure 13, you need move the cam upwards. This is done by adjusting the opto plate downward 1/32 of an inch.
- Page 14 Cross-hatch Pattern Test 1. Place a new disc on the drawer. 2. If the printer is not in “Diagnostic Mode,” power on the printer while holding down the Unit attention button for at least eight seconds. 3. Press the Unit attention button seven times to run test seven. This test will produce a cross-hatch pattern on the disc.
- Page 15 Line Test 1. Place a new disc on the drawer. 2. If the printer is not in “Diagnostic Mode,” power on the printer while holding down the Unit attention button for eight seconds. See Figure 18. Figure 18 1. Once you are in diagnostic mode, press the Unit Attention button eight times to run test eight.
- Page 16 4. If the test produces a good disc, no adjustment is necessary. Go to Step 8 of the “Installing the Print Head” procedure on page 7. If the test produces a bad disc, go to step 5 in this procedure. 5.
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Page 17: Print Head Adjustment
Print Head Adjustment Caution: Serious print head or media damage can result from improperly adjusting the print head. 1. With the print drawer open, power off the printer. 2. If top cover is present, remove it. 3. If the print head cover is present, remove the four screws, then pull the cover towards the back of the printer then pull up to remove it. - Page 18 4. With the print head down, pull back on the Take-up Shaft Retainer, then remove the Take-up roller. The Take-up roller should be placed on the table in front of the printer. See Figure 22. Figure 22 1. With a 3/32 ball-end hex Allen wrench, loosen the brass set screw on the front of the print head 1/8 of a revolution counterclockwise (which will control the print head pitch).
- Page 19 9. Tighten the brass set screw on the back of the print head pivot arm assembly 1/8 of a revolution counter-clockwise. This will raise the back of the print head. 10. Tighten the front set screw until it is snug making sure there is a slight space between the CD and the print head.
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