HP C160 Owner's Manual page 147

Changing Your Workstation's Hardware Configuration
Installing Additional Memory
6 Replace the main tray assembly as described in "Replacing the Main Tray As-
sembly," earlier in this appendix.
To verify that this installation was successful, follow the steps in Appendix
D, "The Boot Console Interface," on displaying memory information. If you
have only replaced a faulty memory module, you must issue the pdt clear
command in the service menu of the Boot Console Interface. Answer yes (y)
to the prompt "Continue? (Y/N) >."
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