Sharp MX-C300W Service Manual

MX-C250 OPERATIONAL DESCRIPTIONS 11 – 17
11.Toner supply section
A.Electrical and mechanism relation diagram
B.Operational descriptions
This model is judging the toner supplying based on the print pixel counts and process control data.
When toner density is judged low, the toner clutch is activated supplying toner, by an auger, from the toner cartridge to the developer unit
4.#?9
4.#?-
4.#?#
4.#?+
#2-


#2-
#2-
#2-
Signal name Name Function and operation
CRM
(Y,M,C,K)
Crum Stores data related to control of the toner cartridge. Detects a new toner cartridge.
TNC Y(Y) Toner clutch (Y) Drives the toner transport screw in the toner cartridge to supply toner (Y) to the developer car-
tridge.
TNC M(M) Toner clutch (M) Drives the toner transport screw in the toner cartridge to supply toner (M) to the developer car-
tridge.
TNC C(C) Toner clutch (C) Drives the toner transport screw in the toner cartridge to supply toner (C) to the developer car-
tridge.
TNC K(K) Toner clutch (K) Drives the toner transport screw in the toner cartridge to supply toner (K) to the developer car-
tridge.
No. Name Function and operation
1 Toner transport screw Transports toner in the toner cartridge.
2 Toner mixing sheet Mixes toner in the toner cartridge.

Sharp MX-C300W Specifications

General

Print Technology	Laser
Print Speed (Black)	30 ppm
Print Speed (Color)	30 ppm
Print Resolution	600 x 600 dpi
Copy Speed (Black)	30 cpm
Copy Speed (Color)	30 cpm
Copy Resolution	600 x 600 dpi
Scan Resolution	600 x 600 dpi
Fax Transmission Speed	33.6 Kbps
Duplex Printing	Yes
Mobile Printing	Yes
Max Paper Size	8.5" x 14"
Connectivity	USB, Ethernet, Wireless
Display	4.3-inch color touchscreen
Weight	29 kg
Scan Type	Flatbed, ADF