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business support center  >  technical support - HP Color LaserJet 4730mfp  >  print quality troubleshooting tool

Print Quality Troubleshooting Tool for HP Color LaserJet 4730mfp

Checking cartridge shutters
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Figure

Step

Figure 1: Right upper doorexample

Figure 2: Right lower coverexample

1. Using the handles, open the door and the cover on the right side of the printer.

CAUTION:
The fuser might be hot.

Figure 3: Green handleexample

2. Grasp the green handle on the transfer unit.

Figure 4: Transfer unit downexample

3. Pull down the transfer unit.

CAUTION:
Do not place any item on the transfer unit while it is open. If the transfer unit is punctured, print quality problems could result.

Figure 5: Print cartridgeexample

4. Grasp the blue handles on the sides of the print cartridge Picture of the printer cartridge. Clicking this icon will open a new window. which you want to remove and pull to remove the cartridge from the printer.

Figure 6: Open shutterexample

5. Open the shutter.

* The figure below shows the lever used in opening a shutter.

example

Figure 7: Closed shutter example

6. Release it.

7. Check whether it shuts by itself.

 

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