Vertical Line(s) or Line Segment(s) on the Whole Page

HP Color LaserJet Enterprise 500 Color Printer M551 series

Color Definition:    Greenyellow:

Vertical line(s) or line segment(s)

Fig. Greenyellow-3.1

As shown below, the issue may vary in location and appearance. Click a sample image below to see a larger version of it.

Fig. Greenyellow-3.1

Fig. Greenyellow-3.2

Fig. Greenyellow-3.3

Fig. Greenyellow-3.4

Fig. Greenyellow-3.5

Fig. Greenyellow-3.6

Description

One or more vertical line(s). The line(s) may extend continuously from the top to the bottom of the page, or they may consist of shorter line segment(s). The line(s) can occur anywhere on the page. The issue may start out as one line, with more lines appearing over time as the issue gets worse. These lines may appear on all five test pages.

Most likely causes

  • Damage to the fuser Picture of the ITB. sleeve (especially cracks or tears on the fuser sleeve).
  • Debris in the transfer unit Picture of the ITB. (especially paper dust, adhesive, or fragments from labels).
  • Damage to the transfer unit (especially from media problems, staples, or poor quality paper).

Troubleshooting and suggestions

  • A: Check the fuser
    1. Take the fuser Picture of the ITB. out of the printer. Show me how.
    2. Check the fuser sleeve.
      CAUTION: The fuser might be hot. Do not touch the fuser other than by the blue handles.
      If cracks or tears are present on the fuser sleeve, the fuser is damaged. To replace it with a new fuser, purchase a fuser kit. Then install the new fuser kit. Show me how.
      Otherwise, if the fuser is not damaged, reinsert the fuser into the printer. Show me how.
    3. Wait until the printer returns to the Ready state. Note that this will take several minutes.
    4. Print and examine another set of PQ troubleshooting pages. Show me how.
    5. If the vertical line(s) issue is not resolved, , then go to step B.
  • B: Check the transfer unit
    1. Take the transfer unit Picture of the ITB. out of the printer. Show me how.
    2. Check the transfer unit.
      CAUTION: Do not touch the shiny black surface of the belt on the top of the transfer unit, or place anything on it. This may damage the transfer unit and cause print quality problems.
      Check the top of the transfer unit belt. If there is a label or adhesive present on the transfer unit belt, gently try to remove it. Then, carefully turn the transfer unit over, and check the second side of the transfer unit belt. If there is a label or adhesive present on the transfer unit belt, gently try to remove it.
    3. Reinsert the transfer unit into the printer. Show me how.
    4. Print and examine another set of PQ troubleshooting pages. Show me how.
    5. If the vertical line(s) issue is not resolved, the transfer unit may be damaged. To replace it with a new unit, purchase a transfer kit. Then, install the new parts in the transfer kit. Show me how.
    6. Print and examine another set of PQ troubleshooting pages. Show me how.
    7. If the vertical line(s) issue is not resolved, Contact HP.

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