Lexmark C752 Service Manual page 309

See "System board - non-network" on page 5-6
Connector
J29 Fuser Stepper Motor/
Yellow BLDC Motor
J30 ITU/Black BLDC Motors
J31 Fuser Fan
or "System board - network" on page
Pin no. Signal
1 Y_ON_OUT
2 FUSER_ON_OUT (Fuser current I0)
3 +5V dc (Through fuse F8)
4 +5V dc (Through fuse F8)
5 Y_DIR_OUT
6 FUSER_DIR_OUT (Fuser phase B)
7 +24V _Y_AND_FUSER (Through fuse F3)
8 +24V_Y_AND_FUSER (Through fuse F3)
9 Ground
10 Ground
11 Y_CLK_OUT
12 FUSER_CLK_OUT (Fuser Phase A)
13 Y_HALL_IN
14 FUSER_HALL_IN (Fuser Current I1)
15 N/C
16 Ground
1 K_ON_OUT
2 ITU_ON_OUT
3 +5V dc (Through fuse F8)
4 +5V dc (Through fuse F8)
5 K_DIR_OUT
6 ITU_DIR_OUT
7 +24V_K_AND_ITU (Through fuse F4)
8 +24V_K_AND_ITU (Through fuse F4)
9 Ground
10 Ground
11 K_CLK_OUT
12 ITU_CLK_OUT
13 K_HALL_IN
14 ITU_HALL_IN
15 N/C
16 N/C
1 FAN1_STALL_IN
2 Ground
3 FAN1_CNTRL
4 +24V_LEFTSIDE
5 Ground
5060-2XX
5-7.
5-15
Connector locations