Replacing the motor drive gear in a HP Laserjet 4P printer
If you have an HP Laserjet 4P or 4L that makes a load grinding sound and will not print or even pickup paper then you have a broken drive motor gear. This video will show you how to remove the cover and replace the gear on the drive motor so your printer can print again. The motor gear is available here:http://www.ccl-la.com/catalog/product...
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