HP4100
feature of the cartridge. To remove the cartridge pins, use a soldering iron with a small tip and melt the plastic wall. (See Photo 6)
Notes
Photo 7
Step 6
Once the pins are visible use a long punch or bent extraction tool to push the pins out from the inside on both ends of the (See Photo 7) cartridge.
Step 7
With the pins removed, separate the two sections. Set the toner hopper aside.
Photo 8
Step 8
Remove the two screws holding the wiper blade and remove the blade. (See Photo 8)
Step 9
Dump out the waste hopper. Using dry pressed air or a vacuum, clean out the hopper.
Photo 9
Step 10
Clean the PCR saddles with a swab and alcohol. Add conductive grease to the conductive (black) PCR saddle.
Step 11
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To remove the drum shutter lift the drum shutter arm spring and latch it on the notch of the arm. (See Photo 9)
HP4100 Technical Instructions
Photo 10
Step 12
Take a small flat...
