Replacing The Power Supply Unit - CAB XD4M/300 Service Manual

3 Replacing Assembly Units
3.9

Replacing the Power Supply Unit

Danger!
Risk of death via electric shock!
 Before opening the housing cover, disconnect the device from the mains supply and wait at lease one
minute until the power supply unit has discharged.
Fig.17 Replacing the power supply unit
Removing the power supply unit
1. Unplug the printer from the electrical outlet.
2. Remove the PCB CPU  3.8 on page 16
3. Unplug the plug at the power supply unit input (1).
4. Unplug the plug at the power supply unit output (3).
5. Remove the two screws on the back of the printer (2).
6. Hold the power supply unit firmly at the metal bracket (5)
1
and remove the two screws (6).
2 7. Remove the power supply.
3
Installing the power supply unit
4
1. Insert the power supply unit and secure the PCB with two
5
screws (6).
2. Secure the metal bracket (5) of the power supply unit to
the back of the printer with two screws (2).
3. Connect the power supply unit cable to the power supply
output (3).
4. Insert the power input cable (1).
5. Install the PCB CPU.  3.8 on page 16
6
17