Basic performance  KM-2540 KM-3040 Types of desktop Taiwan fixed the original way Photoreceptor precursors a-si (non-crystalline silicon) photosensitive drum Copy the way the semiconductor laser + electronic camera One-component developing methods dry developing methods Way way hot roller fixing Standard memory 64MB (maximum 192MB) Warm-up time 1 15 seconds  Printed on the highest volume of 80,000 sheets (reference value) 100,000 (reference value) Way for the paper 500 × 2 layers +200 Sheet (hand delivery) (80g / m² paper)  Standard double-sided device Power AC220V 6.0A 50Hz Maximum power consumption: 1360W following Copy mode: 560w following

Standby mode: 160w following  Sleep Mode: 3.2w following  Energy consumption rate of 40Wh / h 39Wh / h  Dimensions (L × W × H) 570 × 620 × 767.2mm Covers an area of size (width × deep) 725 × 620mm (when using hand-feed plate) 1260 × 620mm (wide configuration 2) 570mm × 620mm (not set when the use of hand-feed)  Weight 75kg 1 23 , 50% RH under the specifications. 2 when the installation of DF-730.