System Board - HP Z Series Maintenance And Service Manual

3. Disconnect the rear fan cable (3) from the system board.
To install the rear fan, reverse the removal procedure.

System board

To remove the system board, use these procedures.
NOTE: All system board spare part kits include replacement thermal material.
Before removing the system board, follow these steps:
1. Prepare the computer for disassembly (see
2. Remove the access panel (see
3. Remove the memory fan duct
4. Remove the rear fan (see
5. Remove the memory fan
6. When replacing the system board, be sure that the heat sink (see
from the defective system board and installed on the replacement system board.
Remove the system board:
1. Disconnect the following cables from the system board:
(1) Power supply P2 cable
(2) Front audio cable
(3) Thermal cable
(4) Power supply P1 cable
(5) FUI cable
(6) USB cable
(7) OCUlink cable (used on FIOUI Premium models)
Preparation for disassembly on page
Access panel on page
(Memory fan duct on page
Rear fan on page 28).
(Memory fan on page 27).
20).
26).
Heat sink on page
18).
31) is removed
System board 29