ECOSYS M (MFP) A4 range
ECOSYS M2030dn
The serial number will be on a white label, in the location indicated in orange.
ECOSYS M2640idw
ECOSYS M3540
ECOSYS M2030dn
The serial number will be on a white label, in the location indicated in orange.
ECOSYS M2640idw
ECOSYS M3540