Predisassembly Procedures - HP Z400 - Workstation Maintenance And Service Manual

Predisassembly procedures

NOTE: Read
Perform the following steps before servicing a workstation:
1. Review the safety information and precautions in
and Regulatory Information for the workstation.
2. Locate and clear a suitable work area.
3. Close all open software applications.
4. Remove all diskettes, CDs, and DVDs from the workstation.
5. Shut down the operating system.
6. Power off the workstation and all peripheral devices connected to it.
7. Remove or disengage security devices that prevent you from opening the workstation.
8. Disconnect the power cord from the electrical outlet and then from the workstation.
9. Disconnect peripheral device cables from the workstation.
10. Gather the tools.
11. Service the workstation.
12. Restore power to the workstation when servicing is done.
ENWW
Warnings and cautions on page 61 before servicing this component.
Warnings and cautions on page 61
Removing and installing components
and the Safety
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