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  1. Dunu
    Hi Friends!
    Please am having this big challenge:
    Black small dot spots all over the black drum of Xerox dc250 and Xerox work center7755

    I had changed more than 4black drum unit for each of them, each drum doesn’t copy 400 copies before the new drums got damaged.

    I was advice to change the following parts/Consumables for 2machines(dc250and 7775)
    Black Developer unit, Developer and PSHV-S4 board and PSHV-S5C board The problem persisted and no solution
    Please can any one help with solution and shall be appreciated.



    Timothy Dunu
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About Dunu

Basic Information

Date of Birth
February 15
About Dunu
Real Name:
Timothy Dunu
Country:
Nigeria
Where are you from (City, State):
Anambraa
Technician Status:
Experienced Tech (10 yrs+)
Biography:
i am Local copier technician in my city, specialized in panasonic, xer, konica minolta, sharp. canon and xerox with 16years experience.
Interests:
reading
What Year Did You Start in this Industry:
1998
Most Hated Brand:
Mita
What was the first machine you worked on:
Panasonic 2230
Last machine you were formally trained on:
Xerox
Gender:
Male

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1
Most Recent Message
12-09-2020
General Information
Last Activity
11-12-2023
Join Date
06-12-2017
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