Service manual

Servicing Your Mainframe 45Chapter 3
Removing the Rear
Panel from the
Mainframe
For most service work, you will need to remove the rear panel from the
mainframe. Figure 3-1 shows the procedure.
1. Remove the 14 screws from the rear panel.
2. The rear panel hinges at it top; rotate the panel upward. Pull the panel
out from the mainframe.
3. To replace the panel, insert the three tabs into the slots at the top of
the mainframe. Rotate the panel down until it is flush against the
mainframe. Replace all 14 screws.
Figure 3-1. Removing / Replacing the Mainframe Rear Panel
(HP E8403 shown, HP E8401 is similar)