devolaper issue

[tbkarthic]

hi guy,

i have a problem in km biz hub c450.In this machine i had replaced the black developer in unit recently.But machine displayed the 2558 error.Could you please send the details for how many grams (units) used in developer in black developing unit. please send the details as soon as possible.

thanks and regards,

Karthic. T.B.

[minimerlin]

hi guy,

i have a problem in km biz hub c450.In this machine i had replaced the black developer in unit recently.But machine displayed the 2558 error.Could you please send the details for how many grams (units) used in developer in black developing unit. please send the details as soon as possible.

thanks and regards,

Karthic. T.B.I have no idea about the amount of dev to use! Why not just fit a new image unit? Did you rechip the unit after you replaced the developer? Where did you get the developer...is it genuine for the C450?