Maintenance & Service Guide HP Elite 7300 and 7500 Microtower, HP Pro 3300 and 3305 Microtower and HP Pro 3300 Small Form Factor

System Board
Description Spare part number
System board for use in 3300 models with 65W Intel processors (includes thermal material) 656598-001
System board for use in 3300 models with 95W Intel processors (includes thermal material) 660281-001
System board for use in models with AMD processors on 3305 models (includes thermal material) 638404-001
System board for use in 7300 models with Intel processors (includes thermal material) 656599-001
System board for use in models with Intel processors on 7500 models without Windows 8
(includes thermal material)
687940-001
System board for use in 7500 models with Windows 8 with no Digital Product Key (DPK) (includes
thermal material)
696887-001
System board for use in 7500 models with Windows 8 Standard (includes thermal material) 696887-501
System board for use in 7500 models with Windows 8 Professional (includes thermal material) 696887-601
When replacing the system board, be sure that the following components are removed from the
defective system board and installed on the replacement system board:
● Memory modules
● Processor
●
Expansion cards
To remove the system board:
1. Prepare the computer for disassembly (
Preparation for Disassembly on page 50).
2. Remove the access panel (
Access Panel on page 51).
3. Lay the computer on its side with the rear facing toward you.
4. Remove the front bezel (
Front Bezel on page 53).
5. Remove an expansion cards (
Expansion Cards on page 61).
6. Disconnect the power, and data cables from the back of all installed drives.
7. Disconnect all cables from the system board.
100 Chapter 7 Removal and Replacement Procedures Microtower (MT) Chassis