Sun Microsystems Netra T4 AC100, Руководство по обслуживанию и системе

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Chapter 9 Motherboard and Component Replacement 9-15
9.5.1 Preparation
Before proceeding to remove the LOMlite2 Card, 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.
See Section 5.3.2, “Powering Off the System” on page 5-4.
3. Remove the AC power cord from the appliance inlet and allow 10s for the standby
power to dissipate before proceeding.
4. Remove the top access cover.
See Section 5.6.2, “Removing the Top Access Cover” on page 5-9.
9.5.2 Removing the LOMlite2 Card
1. Perform the steps listed in Section 9.5.1, “Preparation” on page 9-15.
2. Locate the LOMlite2 card (see
FIGURE 9-7
).
3. Disconnect all external cables to the LOMlite card.
4. Disconnect the I2C cable at J0302 on the LOMlite2 card.
5. Remove the screw securing the LOMlite2 I/O connector plate to the chassis.
6. Pull out the LOMlite2 card and place it on an antistatic mat.
Note –
The LOMlite2 card must always be fitted.
9.5.3 Installing the LOMlite2 Card
1. Perform the steps listed in Section 9.5.1, “Preparation” on page 9-15.
2. Locate the LOMlite2 slot on the motherboard (see
FIGURE 9-7
).
3. If necessary, remove the blanking panel from corresponding aperture on the rear
panel of the chassis.
4. Insert the LOMlite2 card fully into its slot.
5. Secure the LOMlite2 card to the chassis by tightening the plate fixing screw.