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42XX Service Video
Installing HP LJ 42XX Fusing Assembly
42XX Service Video
Removing the service message on the 42XX series machines.
This link will give the service code numbers. CODES
42XX Service Video
Installing the HP LJ 42XX Paper Pick-up Roller
42XX Service Video
Adjusting the fuser temperature on your HP LJ 42XX machines.
42XX Service Video
Installing a JetDirect card in your HP LJ 42XX series machines.
42XX Service Video
Configuring your JetDirect Card. HP LJ 42XX printers.
CP2025 / M451 Service Video
Replacing the paper pick up roller and seperator roller
New Style Firmware Revisions
In this video HP shows you how to do firmware to the new generation of HP Laser Printers.
Full Waste Hopper
Often times you will get a service call with the desription of the problem being toner spilling. We see a lot of times that the waste hopper is full, and the toner cartridge is approaching empty.
