Removal And Replacement Procedures - Microtower (Mt) Chassis; Preparation For Disassembly - HP Pro 3330 Maintenance And Service Manual
Microtower small form factor
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Also See for Pro 3330:
- Maintenance & service manual (226 pages) ,
- Illustrated parts & service map (3 pages) ,
- User manual (74 pages)
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7
Removal and Replacement Procedures
– Microtower (MT) 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
1.
Close any open software applications.
2.
Exit the operating system.
3.
Remove any diskette or compact disc from the computer.
4.
Turn off the computer and any peripheral devices that are connected to it.
CAUTION:
CAUTION:
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.
5.
Disconnect the power cord from the electrical outlet and then from the computer.
6.
Disconnect all peripheral device cables from the computer.
NOTE:
Keep all screws with the units removed.
CAUTION:
the wrong screw in an application may damage the unit.
42
Chapter 7 Removal and Replacement Procedures – Microtower (MT) Chassis
Turn off the computer before disconnecting any cables.
Regardless of the power-on state, voltage is always present on the system board
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
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