50 service error (123 Views)
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Occasional Visitor
Mogen
Posts: 1
Registered: ‎08-27-2012
Message 1 of 3 (123 Views)

50 service error

i have an old HP LaserJet 4 Plus printer

working fine until a hour ago

 

now on the display I have a '50 service' message

what is it , how can I fix it?

 

i've turned off the power/pulled the plug

but it still came back

 

Please,  any help !!

Mogen

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Trusted Contributor
turi
Posts: 189
Registered: ‎08-09-2010
Message 2 of 3 (119 Views)

Re: 50 service error

That is a fuser unit malfunction the part that fuse the toner into the paper by applying heat and pressure. Easy to replace by opening the rear door and removing 2 screws.

Good luck

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Honored Contributor
DavidZuts
Posts: 14,757
Registered: ‎02-27-2006
Message 3 of 3 (87 Views)

Re: 50 service error

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