Canon ir 400 copier service problem

[GUVAAKHA]

I am having E677 in CANON ir400 copier how can i solve this problem

[mitsubee]

There is only 2 possibilities to this e677 problem.... replace either 1...

1.Printer Interface Card

Or

2.Printer Kit Unit

[Oze]

And the very best of luck finding either of those as spare parts.
You seriously need to upgrade the customer(or yourself if it's your m/c) to an ir2200 series.