T520 Main PCA Board Repair | $99 C7769-69300 it may be necessary to

it may be necessary to replace the hard drive with a compatible part like the HP DesignJet Z5400 Hard Drive (E1L21-67027)

If possible

I am a HP Certified Technician trained to work on the DesignJet series printers since 1995

Both use the same parts

printheads

T520 Main PCA Board Repair | $99 C7769-69300 it may be necessary toEasy Fix Fast < updated 8 12 24 One Year Exchange Warranty The part you will receive includes a One Year Exchange Warranty. It is verified to work without errors by me A HP Certified Technician trained to work on the HP DesignJet printers since 1995. THIS ITEM IS FOR THE REPAIR OF YOUR DEFECTIVE PART.* I will send you a pre paid shipping label for the shipment of your defective part. When the package arrives, your part will be repaired and shipped