Minolta Magicolor 3100 Series Service Manual page 393

Signal line name
XPDATA_A_Y,XPDATA_B_M,XPDA
TA_C_C,XPDATA_D_K
MO_A_Y,MO_B_M,MO_C_C,MO_D
_K
VL1_A_Y,VL1_B_M,VL1_C_C,VL1_
D_K
LD +5VDC
SOS SENSED(L) +3.3VDC
POLYGON MOTOR ON(L)+5VDC
EEPROM DATA
EEPROM CLOCK
CRUM DATA
CRUM CLOCK
Chapter 7 Wiring Diagrams and Signal Information
Pixel data signals to make Quad Beam Laser Diodes (laser
diodes for 4 colors) in ROS ASSY emit the light
Light quantity control signals for each color LD (laser diode)
Voltages for adjusting light quantity of each color LD
Power supply voltage for each color LD
Scanning start reference signal based on the input of laser beam
to the SOS Sensor in PWBA SOS
Polygon Motor ON/OFF control signal in ROS ASSY
Write/read data to EEPROM PWB
Clock signal to EEPROM PWB
Write/read data to CRU of PHD ASSY
Clock signal to CRU of PHD ASSY
Description
7-393