Replacing The Motherboard - Sun Microsystems W1100z User Manual

9. Unfasten the 5 screws securing the extender card to the system chassis (see (1)
through (5) on
FIGURE 4-37
10. Gently lift the side of the extender card, that is next to the bottom of the chassis,
approximately 1 inch.
11. Pull the extender card away from the motherboard to disengage the connector (see
(6) on
the card on a suitable antistatic surface.
Installation is the reverse of this procedure.
4.5.15

Replacing the Motherboard

To remove the motherboard:
Note – The motherboard is not a CRU and should be replaced only by trained field
service technicians.
1. Turn off the system and all of the peripherals connected to it, then unplug the AC
power cord from the system.
2. Remove the left-side access panel.
3. Gently lay the system on its right side on a stable, non-slip surface.
4-50 Sun Java Workstation W1100z and W2100z User Guide • January 2005
).
FIGURE 4-37
Unfastening the Securing Screws and Removing the Extender Card
). Withdraw the extender card from the system chassis and place
FIGURE 4-37