Sun Microsystems Netra T4 AC100, Service And System Reference Manual

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9-18 Netra T4 AC100/DC100 Service and System Reference Manual • August 2001
7. Refit the smart card in the SCCR.
8. Refit the top access cover.
See Section 5.6.3, “Fitting the Top Access Cover” on page 5-9.
9.7 Motherboard
The motherboard component and connector layout is shown in
FIGURE 9-9
.
Caution – Use an antistatic mat when working with the motherboard. An antistatic
mat contains the cushioning needed to protect the underside components, to prevent
motherboard flexing, and to provide antistatic protection.
Note –
If you intend to exchange the motherboard and preserve the Ethernet
address, HostID and other configuration settings, you must retain the system
configuration card.
9.7.1 Preparation
Before proceeding to remove the motherboard, carry out the following:
1. Initiate antistatic precautions.
See Section 5.5, “Antistatic Precautions” on page 5-5.
2. If the system is running, shut it down and remove the power.
See Section 5.3.2, “Powering Off the System” on page 5-4.
3. Remove the top access cover.
See Section 5.6.2, “Removing the Top Access Cover” on page 5-9.
4. Remove all memory modules.
See Section 9.3.2, “Removing a Memory Module” on page 9-11.
5. Remove the LOMLite 2 (alarms) card.
See Section 9.5.2, “Removing the LOMlite2 Card” on page 9-15.