Sharp MX-C300W Service Manual

MX-C250 EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 15
N.PWB
No. Name Function/Operation
1 HV PWB Generates the high voltages for the following components: main charger units, primary transfer unit and DV Units.
2 MFPC PWB Controls image data and machine functionality.
3 FAX PWB Controls fax communication.
4 RINGER PWB Generates the signal for calling the external telephone. (Japan only)
5 FAN I/F PWB Controls the two-speed PSFM(Power cooling fan motor).
6 FAN I/F PWB Controls the two-speed FUFM(Fusing cooling fan).
7 AFE PWB Controls the CIS unit and receives the scanning image.
8 KEY-LED PWB The LED for the machine condition, the Key for the input and the buzzer are equipped.
9 LCD PWB Controls the LCD, the Key detection, the LED lighting and the buzzer drive.
10 AC/DC PWB Supplies DC and AC Voltage to the machine.
11 CIS UN Reads the original image.
12 BD PWB(KC) Detects laser and outputs the synchronous signal. (KC)
13 BD PWB(MY) Detects laser and outputs the synchronous signal. (MY)
14 LD PWB Drives the laser diodes and controls the power.
15 LSUcnt PWB Controls the LSU.
16 Wireless LAN PWB Connects the network with the wireless connection. (Only wireless LAN model)
17 USB CN PWB Connects Wireless LAN PWB. (Only wireless LAN model)
18 USB I/F PWB Connects with the USB port on the front of the machine.
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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