HP ProBook 4545s, Руководство по техническому обслуживанию и ремонту

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3. Remove the memory module (2) by pulling the module away from the slot at an angle.
NOTE: Memory modules are designed with a notch to prevent incorrect insertion into the
memory module slot.
NOTE: The computer uses two memory sockets. The top socket houses the expansion
memory module and is shown in the following image. The bottom socket houses the primary
memory module. The removal procedure is the same for both memory sockets.
Reverse this procedure to install a memory module.
Metal heat shield
Before removing the metal heat shield, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet,
and then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 37 ).
5. Remove the bottom door (see Bottom door on page 38 ).
Remove the metal heat shield:
1. Position the computer upside-down with the battery bay away from you.
2. Remove the one Phillips screw (1) in the middle of the shield that secures the keyboard and the
two screws (1) that hold the edges of the shield in place.
Component replacement procedures 51