Ricoh Beluga-C1 Training page 214

There are 4 different fusing units.
The fusing lamps for each unit have different
connectors also, so that it is not possible to
install the fusing lamps in the wrong units.
Slide 214
No additional units
D046/D049 Fusing Units
D046/D154: North America
D046: Europe/Asia
D049/D155: North America
D049: Europe/Asia
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Beluga-C1/C1.5 Training