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Chapter 6
Removing and Replacing Components
QuickFind Diagnostic Board
269
Replacing the Display Board
To replace the display board, follow these steps:
Step 1. Gently plug the midplane riser board cable into the display board.
Step 2. Hold the display board in position near the chassis and rotate it into the retaining clip until it clicks
into place.
Step 3. Replace the front cover. (See “Replacing the Front Cover” on page 182.)
Step 4. Replace the front bezel. (See “Replacing the Front Bezel” on page 180.)
QuickFind Diagnostic Board
The QuickFind diagnostic board is located on top of the power supply cage, underneath the top cover.
WARNING Ensure that the system is powered off and all power sources have been disconnected
from the server before removing or replacing the QuickFind diagnostic board.
Voltages are present at various locations within the server whenever an ac power
source is connected. This voltage is present even when the main power switch is in
the off position.
Failure to observe this warning can result in personal injury or damage to
equipment.
CAUTION Failure to properly complete the steps in this procedure results in erratic system behavior or
system failure. For assistance with this procedure, contact your local HP Authorized Service
Provider.
Observe all ESD safety precautions before attempting this procedure. Failure to follow ESD
safety precautions can result in damage to the server.
Removing the QuickFind Diagnostic Board
To remove the QuickFind diagnostic board, follow these steps:
Step 1. If rack-mounted, slide the server out from the rack until it stops. (See “Accessing a Rack-Mounted
Server” on page 177.)
Step 2. Remove the top cover. (See “Removing the Top Cover” on page 182.)
Step 3. Gently squeeze the cover surrounding the QuickFind diagnostic board and remove the cover and
board assembly from the top of the power supply cage as shown in Figure 6-57.