Memory Module - HP Compaq Presario,Presario CQ42-121 Maintenance And Service Manual

Memory module

Description
2–GB, PC3 10600, 1333-MHz
1-GB, PC3 10600, 1333-MHz
4-GB, PC3 10600, 1333-MHz (for models 1.1 and 1.2 only)
Before removing the memory module, 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
Remove the memory module:
1. Turn the computer upside down with the front toward you.
2. Loosen the two Phillips PM2.5×5.0 captive screws that secure the mini-card compartment cover
to the computer.
60 Chapter 4 Removal and replacement procedures
Battery on page 52).
Spare part number
598856-001
598859-001
599092-001
ENWW