Field Replaceable Units

FRU Removal and Replacement

5.Remove the two T-15 Torx screws that secure the system board tray assembly to the rear panel of the workstation chassis. See Figure 4-56.

Figure 4-56. Screws Holding the System Board Tray Assembly in Place

Two T-15

Torx Screws

6.Grasp the system board tray assembly and slide the system board tray assembly toward the front of the workstation. The keyholes in the system board tray assembly are unlatched from the chassis wall hooks.

7.Tilt the system board tray assembly up, rotate it clockwise, and lift it out of the chassis.

Replacing the System Board Tray Assembly

Perform the following steps to replace the system board tray assembly:

1.Fold back all cables to avoid interference or damage when installing the system board tray assembly in the workstation chassis.

2.Angle the system board tray assembly diagonally as you begin to put it into the workstation chassis. Then position it flat inside the chassis, against the chassis wall.

3.Slide the system board tray assembly slightly to the front and then to the rear of the workstation to engage the chassis wall hooks into the keyholes.

4.Screw in the two T-15 Torx screws that secure the system board tray assembly to the rear panel of the workstation chassis. See Figure 4-56.

5.Connect all cables to the system board, including the following:

a.CD drive data and audio cables

b.Floppy disk drive data cable

c.I/O fan and speaker cables

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Chapter 4

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HP unix manual Screws Holding the System Board Tray Assembly in Place, Replacing the System Board Tray Assembly