HP 8300e D8C26UTABA manual System board 657095-001 Front I/O panel 587458-001

System Board

Description	Spare part number
System board	657095-001
Front I/O panel	587458-001

CAUTION: Be very careful when removing or replacing the system board to prevent damaging it.

1.Prepare the computer for disassembly (Preparation for Disassembly on page 204).

2.Remove the computer access panel (Access Panel on page 205).

3.Remove the memory modules (Memory on page 211).

4.Remove the front fan (Front Fan on page 215).

5.Remove the optical drive (Removing the Optical Drive on page 216).

6.Remove the hard drive (Hard Drive on page 219).

7.Remove the optical drive rail (Optical Drive Rail on page 224).

8.Remove the heat sink (Heat sink on page 228).

9.Disconnect the rear fan cable from the system board.

10.Disconnect any remaining cables connected to the system board, noting their location for reinstallation.

11.Remove the front I/O panel:

a.Remove the Torx T15 screw from the right side of the panel that secures it to the front of the chassis.

Figure 9-34I/O panel screw

238 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis