Transfer Section - Sharp MX-C250 Service Manual

13. Transfer section

A. Electrical and mechanism relation diagram
Signal name
1TUD_K Primary transfer belt position sensor (BK)
1TUD_CL Primary transfer belt position sensor (CL)
1TURCd Primary transfer mode select clutch
2TC Secondary transfer output
DM Developing drive motor (K)
No.
1 Secondary transfer roller
2 Paper separation electrode
1
2
Name
Detects the primary transfer belt position (BK) in combination with the 1TUD_K output.
Detects the primary transfer belt position (CL) in combination with the 1TUD_CL output.
Transports the developing motor (K) power to the primary transfer mode select cam to select the
primary transfer mode. (The primary transfer mode select cam is rotated counterclockwise.)
Secondary transfer high voltage output
Drives the developing/black OPC drum (BK)/transfer section.
Name
Transfers toner images on the transfer belt to paper. Connected to GND to flow the secondary
transfer high current.
Applies a high negative voltage to discharge paper which is positively charged after transfer
operation.
MX-C250 OPERATIONAL DESCRIPTIONS 11 – 20
Function and operation
Function and operation