HP Z800 - Workstation - 6 GB RAM Maintenance And Service Manual page 140

6. Remove the graphics auxiliary power cable from the cable retention hook near the bottom of the
expansion card guide/front fan holder as shown in the following figure.
If present, remove the graphics power cables from the card guide storage receptacles.
Figure 5-72
7. Disconnect the front system fan power cable from the system board as shown in the following
figure.
Figure 5-73
128 Chapter 5 Replacing components
Removing the graphics cable
Disconnecting the fan cable
ENWW