Sun Microsystems Netra T4 AC100, Руководство по обслуживанию и системе

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7-4 Netra T4 AC100/DC100 Service and System Reference Manual • August 2001
3. Lower the front fascia.
See Section 5.7.1, “Removing the Front Fascia” on page 5-11.
4. Remove the top access cover.
See Section 5.6.2, “Removing the Top Access Cover” on page 5-9.
5. Remove the FC-AL drive assembly.
See Section 8.2.2, “Removing the FC-AL Backplane and Drive Bay” on page 8-8.
6. Remove the RMM drive assembly.
See Section 8.3.2, “Removing a Removable Media Module” on page 8-11.
7.1.2 Removing the PSU Fans Assembly
1. Perform the steps in Section 7.1.1, “Preparation” on page 7-3 as required.
2. Disconnect the fan power cables at J6 and J7 on the PDB.
3. Disengage the hooks on the plastic airflow guide from the chassis front panel.
4. Lift the plastic airflow guide, together with the two fans, from the chassis
enclosure.
7.1.3 Installing the PSU Fans Assembly
1. Perform the steps in Section 7.1.1, “Preparation” on page 7-3 as required.
2. Insert the fans in the plastic airflow guide.
Ensure that the airflow direction arrows are aligned with the arrow on the plastic
guide.
3. Insert the plastic airflow guide and fans into the enclosure and gently press into
place until the plastic hooks on the guide locate in the notches in the chassis front
panel.
4. Reconnect the fan power cables to J6 and J7 on the PDB.
Connect the left-hand fan, Fan 1, to J6 and the right-hand fan, Fan 2, to J7.
5. Refit the RMM drive assembly.
See Section 8.3.3, “Installing a Removable Media Module” on page 8-12.
6. Refit the FC-AL drive assembly.
See Section 8.2.3, “Installing the FC-AL Backplane and Drive Bay” on page 8-9.