Specifications

Rockhopper II series printers – Maintenance Manual

AP-74065, Rev. 1.2, 27/09/04

4.4.2. Replacing the power source board assembly

Caution :

When removing the power source board assembly, remove the power cable and set it

aside for at least 5 minutes in order to completely discharge the electric charge

remaining in the electrolytic capacitor before continuing with the procedure.

Touching the substrate before discharging the capacitor causes electric shock.

Step 1 : Follow the instructions in "Replacing the Mainboard assembly, HDD_Extension board assembly,

HEAD_DRV board assembly, PCI_Linux board assembly and cooling fan assembly" to remove

the Mainboard assembly.

Step 2 : Remove the 2 screws fixing the PS board cover.

1 = PS board cover 2 = Screws (M3x6) fixing the PS board cover

Step 3 : Remove the 5 screws fixing the Mainboard base.

1 = Screws (M3x8) fixing the Mainboard base 2 = Mainboard base

Step 4 : Remove the Mainboard base.

Step 5 : Remove the following connectors from the power source board assembly.

N° Connector N° # of pins Colour Connected to Remarks

1 CN2 3 White Mainboard J101

2 CN3 4 White + 5V adhesion FAN Output four adhesion FAN

3 CN4 12 White Mainboard J101