DIYbanter - HP ;aserjet 4

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MOP CAP[_2_]

August 26th 17 03:19 PM

HP ;aserjet 4

I have an old one that only prints out a totally black page with just a
shadow of the intended image.
??? Is it the corotron and is it worth reparing? What is the corotron?
Thanks, CP

Jon Elson

August 26th 17 11:35 PM

HP ;aserjet 4

MOP CAP wrote:

I have an old one that only prints out a totally black page with just a
shadow of the intended image.
??? Is it the corotron and is it worth reparing? What is the corotron?
Thanks, CP
https://www.fixyourownprinter.com/

has been very helpful in debugging problems on my laser printers in the
past.

Jon

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