Sun Microsystems Netra T4 AC100, Service And System Reference Manual

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Chapter 7 Fan Subassemblies 7-7
7.2.2 Removing the CPU Fan Assembly
1. Perform the steps in Section 7.2.2, “Removing the CPU Fan Assembly” on page 7-7
as required.
2. Disconnect the fan power cable at J9 on the PDB.
3. Using a stubby Phillips screwdriver, remove the two captive screws securing the
retaining clip on the right hand side of the fan.
4. Slide the fan to the right to clear the fan retainer, and ease the assembly from
beneath the transverse support bar.
7.2.3 Installing the CPU Fan Assembly
1. Perform the steps in Section 7.2.2, “Removing the CPU Fan Assembly” on page 7-7
as required.
2. Orientate the fan so that the arrow on the body is pointing towards the rear of the
chassis, the fan grill is facing towards the front of the system and the cable exits
from the right (see
FIGURE 7-3
).
3. Working from the right, slide the fan into position above the PSU fan airflow
guide and under the transverse support bar.
Ensure that the fan body is properly located in the metal retainer on the left-hand
side.
4. Refit the retaining clip and tighten the two captive Phillips screws.
5. Reconnect the fan power cable to J9 on the PDB.
6. Refit the RMM drive assembly.
See Section 8.3.3, “Installing a Removable Media Module” on page 8-12.
7. Refit the top access cover.
See Section 5.6.3, “Fitting the Top Access Cover” on page 5-9.
8. Refit the front fascia.
See Section 5.7.2, “Fitting the Front Fascia” on page 5-11.