![]() ![]() NOTE: Use the power button to turn the product off and on. If there are problems, then follow the Print Quality Checklist in the Troubleshooting Guide. The product will boot in user (standard) mode. The HP logo appears on the product control panel, and then disappears.Ĥ5 46 Turn off the product, and then turn the product on. Press and hold the power button while plugging in the product. Press the power button to enter MFG (on) mode. Press and hold the ATM1 and ATM2 buttons while plugging in the product. Calibrate the printbar Place the product into MFG (off) mode, and then place the product into MFG (on) mode. Print a Printer Status Report page.ģ9 40 Complete the assembly of the printer, including all covers. 36 Test the printbar 38 Verify that the new printbar is functional: a. Also check that the service sled transmission is in the correct position. If the operation is not smooth, check for correct installation, including whether the service sled is aligned correctly. The service sled module should move out of, and back into the cap smoothly. 30 29 X451/X551 models only: Reinstall the top brace.ģ3 Reinstall the web advance rack assembly. ![]() If there is a significant build up, the shims can be cleaned very carefully with a lint free wipe. Before reinstalling the printbar, check the shims for a significant buildup of ink/dust. CAUTION: Use extreme care when handling the printbar while it is out of the product. For example, front guide back into the front of the product.Ģ7 28 Slide the dolly (callout 1) forward, away from the product, to remove the printbar assembly (callout 2). REINSTALLATION TIP: Lift guide rods must be replaced in the same position. 25 26 Locate both lift guides (callout 1) on the top left of the product. Unthread all three of the printbar cables through the front frame of the product. (The black flex cable goes through a slot in the plastic holder.Ģ3 24 Carefully use a screwdriver to remove the flex cable retainer (callout 1) from the product. REINSTALLATION TIP: When reinstalling, remember to thread the two white flex cables through the ferrites correctly. 21 22 Unthread the three flex cables through the ferrite holder (callout 1). X451/X551 models only: Remove five screws (callout 1), and then remove the brace (callout 2). 16 Place the dolly (callout 1) on the guides.ġ9 20 X476/X576 models only: Lift the top cap assembly up to remove it from the product. Locate the service sled guides (callout 1). Install the two front rubber bumpers (callout 1) into the matching notches in the printbar, then rotate the printbar safety cap back and up to engage the catches on the back of the printbar (callout 2). 11 12 Remove one screw (callout 1) from behind the flag.ġ3 14 2 1 Install the printbar safety cap on the printbar to protect the ink nozzles. 9 10 Remove two screws (callout 1) from the rear of the product. Remove two screws (callout 1) from the front of the product. Also, any contaminants from your hands that transfer to the roller could affect print quality. NOTE: Do not touch the web contact roller during the removal process. CAUTION: The printbar lift lock tool must remain in place until either the printbar is removed, or the service sled assembly is reinstalled in the product.ħ 8 Lift the service sled cartridge from the product. NOTE: The printbar lift lock tool may look different than what is shown here. The printbar may not move when the tool is installed. CAUTION: Do not use excessive force when installing the printbar lift lock tool. This only applies if the printbar is being replaced.ģ 4 Insert the printbar lift lock tool into the printbar lock mount, rotate the tool counter-clockwise. NOTE: If the product has printed more than 30,000 pages, replacing the service sled assembly is recommended. If the firmware upgrade cannot be completed, contact HP support. CN598-67045 % / KWWS ZZZ KS FRP VXSSRUW 1 IMPORTANT: Ensure the product firmware is upgraded to at least version 1336MR before performing this repair procedure. ![]()
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