Lexmark MS821

Connector Connects to Pin no. Signal
J15 HVPS, Right frame fan, Sensor (front
door interlock), Speaker
1 Supply Voltage (+25V)
2 Supply Voltage
3 HVPS_SRVO
4GND
5Transfer Enable
6 Encoder Feedback Signal
7Transfer PWM
8 Signal Feedback
9 Charge Roll PWM
10 GND
11 GND
12 LED Supply Voltage
13 Developer PWM
14 Speaker +
15 Toner Adder Roll PWM
16 Speaker -
17 HVPS Vendor ID
18 not used
J62 LVPS 1 +25V Enable Signal
2Heat "ON" Signal
3 Zero Crossing Signal
4 Relay "ON" signal
5GND
6 +25V Supply
7GND
8 +25V Supply
9GND
10 +25V Supply
11 GND
12 +6.5V Supply
13 GND
14 +6.5V Supply
15 GND
16 +6.5V Supply
4064
Component locations
754