Component Locations; Connectors; Controller Board - Lexmark MS81x Service Manual

Component locations

Connectors

See the wiring diagram section at the end of this manual.

Controller board

Connector Connects to
J3 MPF pick solenoid
J9 Cartridge cooling fan/HVPS
J13 Control panel USB interface
J18 Rear door interlock sensor
J20 Sensor (input)
Pin no. Signal
1 S_MPF_PWM*_C
2 +24V_FUSE_A
1 S_CART_FAN_ENC_C
2 GND
3 S_CART_FAN_C
4 S_HVPS_SERVO_C
5 S_HVPS_TX_ENB*_C
6 S_HVPS_TX_PWM_C
7 S_+24V_SW_C
8 S_HVPS_CHG_C
9 GND
10 S_HVPS_DEV_C
11 S_HVPS_ID_C
12 not used
N/A N/A
1 RR_DRV_SNS_OUT_C
2 GND
3 S_RR_DRV_LED_C
1 S_INPUTSNS*_C
2 GND
3 S_INPUTSNS_LED_C
4 not used
Component locations
525
4063