HP TouchSmart 610-1150xt Upgrading and Servicing Guide - Page 17

Upgrading or replacing Memory HP TouchSmart610 PC Computer features may vary by model. Before You Begin Observe the following requirements before removing and replacing memory. IMPORTANT: A memory card is extremely sensitive to shock impact. Do not bang or drop it. Static electricity can damage the card. WARNING:  Keep your hands away from the moving fan.  Keep fingers and tools clear of the fan when the power is applied.  Never open the cover with the power applied. You might damage your computer or be injured by the spinning fan blades.  Avoid touching sharp edges inside the computer. . CAUTION: Static electricity can damage the electronic components inside the computer. Discharge static electricity by touching the metal cage of the computer before touching any internal parts or electronic components. Tools Needed  Flathead or Torx screwdriver #15 Small screws are easily lost. Remove screws over a surface that allows you to retrieve them if they fall. Memory Compatibility Verify that the memory installed is compatible with this computer. SO-DIMMs are small outline dual inline memory modules. They are smaller and thinner than most other DIMMs, so that they take less space in the case. SO-DIMM modules must meet the following requirements:  204-pin DDR3-DIMM  PC3-10600 (1333 MHz) DDR3-SDRAM  Unbuffered, non-ECC (64-bit) DIMMs  1.5 V memory only  16.0 GB maximum installable memory using 4GB Modules. Actual available memory that can be used in Windows will be less. Because the memory uses dual channels, you should use the same DIMM type for both sockets. NOTE: The actual memory transfer speed can vary based on the CPU used in your computer.