Dc Switch Assembly; Removing The Dc Switch Assembly - Sun Microsystems Sun Ultra 30 Service Manual

4. Replace the PCI fan assembly.
See Section 8.2.2 "Replacing the PCI Fan Assembly" on page 8-7.
5. Connect the AC power cord.
6. Detach the wrist strap.
7. Replace the side access cover.
See Section 7.3 "Replacing the Side Access Cover" on page 7-5.
8. Power on the system unit.
See Section 6.1 "Powering On the System Unit" on page 6-1.
8.8

DC Switch Assembly

To remove and replace the DC switch assembly, proceed as follows.
8.8.1

Removing the DC Switch Assembly

1. Power off the system unit.
See Section 6.2 "Powering Off the System Unit" on page 6-3.
2. Remove the side access cover.
See Section 7.1 "Removing the Side Access Cover" on page 7-1.
Caution – Use proper ESD grounding techniques when handling components. Wear
an antistatic wrist strap and use an ESD-protected mat. Store ESD-sensitive
components in antistatic bags before placing them on any surface.
3. Attach the wrist strap.
See Section 7.2 "Attaching the Wrist Strap" on page 7-4.
4. Remove the bezel.
5. Using a number 2 Phillips screwdriver, remove the four screws securing the front
panel to the chassis. Remove the front panel.
6. Remove the SCSI drive bay.
See Section 8.3.1 "Removing the SCSI Drive Bay" on page 8-7.
-22 Sun Ultra 30 Service Manual • April 1998