Removal And Replacement Procedures-Slim Tower (St) Chassis; Preparation For Disassembly - HP Compaq dx6100 MT Reference Manual

Removal and Replacement Procedures—
Adherence to the procedures and precautions described in this chapter is essential for proper
service. After completing all necessary removal and replacement procedures, run the Diagnostics
utility to verify that all components operate properly.
✎
Not all features listed in this guide are available on all computers.
7.1

Preparation for Disassembly

See Chapter 5, "Identifying the Chassis, Routine Care, and Disassembly Preparation,"
safety procedures.
1. Remove/disengage any security devices that prohibit opening the computer
"Unlocking the Smart Cover Lock,"
2. Close any open software applications.
3. Exit the operating system.
4. Remove any diskette, compact disc, or MultiBay device from the computer.
5. Turn off the computer and any peripheral devices that are connected to it.
CAUTION: Turn off the computer before disconnecting any cables.
Ä
CAUTION: Regardless of the power-on state, voltage is always present on the system board as long as
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the system is plugged into an active AC outlet. In some systems the cooling fan is on even when the
computer is in the "Standby," or "Suspend" modes. The power cord should always be disconnected
before servicing a unit.
6. Disconnect the power cord from the electrical outlet and then from the computer.
7. Remove the computer from the stand and lay the computer on its side.
Service Reference Guide, dx6100
Slim Tower (ST) Chassis
and Section 7.4, "External Security
361293-003
7
for initial
(Section 7.2,
Devices").
7–1