Removal And Replacement Procedures - Convertible Minitower (Cmt) Chassis; Preparation For Disassembly - HP 8200 Elite Series Maintenance And Service Manual

6 Removal and Replacement Procedures
– Convertible Minitower (CMT) Chassis
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.
NOTE: Not all features listed in this guide are available on all computers.

Preparation for Disassembly

See Routine Care, SATA Drive Guidelines, and Disassembly Preparation on page 59
procedures.
1. Remove/disengage any security devices that prohibit opening the computer.
2. Close any open software applications.
3. Exit the operating system.
4. Remove any diskette, compact disc, or media card from the computer.
5. Turn off the computer and any peripheral devices that are connected to it.
CAUTION:
Regardless of the power-on state, voltage is always present on the system board as long as 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. Disconnect all peripheral device cables from the computer.
8. As applicable, lay the computer down on its side to achieve a safe working position.
NOTE:
Keep all screws with the units removed.
CAUTION:
wrong screw in an application may damage the unit.
Turn off the computer before disconnecting any cables.
During disassembly, label each cable as you remove it, noting its position and routing.
The screws used in the computer are of different thread sizes and lengths; using the
for initial safety
Preparation for Disassembly 73