Datamax M-Class Mark II Maintenance Manual page 76

4. Remove the two Screws on the PCB Back Plate of the Main Logic PCB then slide out the
Main Logic PCB.
Installation:
1. Position the Main Logic PCB in the printer. Using the two Screws, secure the PCB Back
Plate to the printer.
2. Connect the cables to the Main Logic PCB.
Main Logic PCB
3. Install the Side Cover Assembly; see Section 4.1.
4. Calibrate the Media Sensor; see Section 2.2.
Removal and Replacement
Main
Logic PCB
PCB Back
Plate
Screws
J11
J16
4-12
J9
J12
J7
J4 J5
J6
J14
J10
J8