HP Pavilion dv4 is a notebook computer launched by HP in 2009. As an entertainment notebook, HP dv4 performs very well both in appearance and configuration. In appearance, HP dv4 maintains a consistent design that combines technology and fashion. The overall appearance design gives people a simple and elegant feeling. In terms of configuration, HP dv4, as an entertainment notebook, performs very well both in terms of processor configuration and graphics card configuration, allowing users to feel a very good user experience when using it. So next, the editor will introduce to you HP dv4 as well as disassembly tutorials, reinstallation issues and driver tutorials.
Introduction to HP dv4
The main configurations of HP DV4 are as follows: 14.1-inch WXGA wide screen, Intel Core 2 Duo P7350 "Core 2nd generation” processor (2.0GHz main frequency/3MB L2 cache/1066MHz front-side bus), Intel PM45+ICH9M chipset, 2GB DDR2 800MHz memory, 250GB (5400rpm) hard drive, DVD burning drive, NVIDIA GeForce 9200M GS independent graphics card. HP DV4 comes standard with a 6-cell lithium battery, which has a battery life of 2 hours and 57 minutes, which is excellent. In terms of heat dissipation, the heat dissipation performance of HP DV4 is relatively good. After 4 hours of booting, the average temperature on the left side of C side is basically around 34 degrees, the average temperature on the right side of C side is basically around 29 degrees, and the average temperature on the left side of D side is basically around 29 degrees. The average temperature on the side is basically around 30 degrees, and the average temperature on the right side of D is basically around 38 degrees.
Disassembly tutorial
Removalbattery, remove the memory. Unmount the hard drive. Unscrew the screws that fix the hard drive 1, remove the hard drive cover 2, grab the polyester film label and pull it in direction 3, disconnect the hard drive cable, and lift out the hard drive. Lift the top cover on the upper edge of the keyboard and tilt it forward onto the palm rest of the keyboard (there may be double-sided tape under the keyboard, which may need to be lifted slowly with a small screwdriver); disconnect the zero insertion force (ZIF) between the keyboard cable and the system board; remove Press down the keyboard. .Uninstall the WLAN wireless module and RTC battery. Disconnect the WLAN cable, unscrew the screws, and take out the WLAN module. Remove the RTC battery. Remove the top cover, release the ZIF connector, then unplug it and remove the retaining screws.
Reinstallation problem
Detection method: When the HP (or COMPAQ) interface appears when the computer is turned on (or restarted), keep clicking F10 to enter the BIOS, select Diagnostics, and run Hard Drive Self Test to detect the hard drive. The whole process takes about 30 to 60 minutes. It is recommended to connect the external power supply and maintain power during the detection process. (1) If no errors are reported during the hard disk detection process and the results are all passed, then there should be no problem with the hard disk. There may be a problem with the system. It is recommended that after saving the data file, replace the installation CD with another pure version of the system and try reinstalling the operating system. (2) If the screen reports an error, such as ERROR or FAIL, it means there is a problem with the hard disk. It is recommended that the notebook be sent to the nearest HP Gold Service Center for processing.
Driver tutorial
Preparation: If the machine reinstalls the system, the display driver will be updated by default. You must delete all the original display drivers. The method is to delete all amd or anti programs in the control panel and delete all the intel display drivers. And the c drive and the prog under itDelete all folders starting with amd or anti of ram files. Then restart. After restarting, uninstall all the "Display Device" drivers in the device manager. After uninstalling, do not update or scan, and do not restart. Start installing the driver: First install the Intel core display driver, which must be downloaded from the Intel official website or HP official website. Before installation, install Intel's sp57346.exe first, otherwise the core display driver cannot be installed. The second step is to install HP's official dual graphics driver and restart. The third step is to install AMD’s official mobile HD7670m new graphics card driver. Then restart to set up switching between dual graphics cards.
Summary: Overall, HP dv4 has a very beautiful appearance. The rounded line design makes HP dv4 look very cute. At the same time, the HP dv4 has relatively wide keys, so the keyboard is very easy to use, and the metal-textured keys are very pleasant to the touch. Of course, the battery life and heat dissipation function of HP dv4 cannot be ignored. The battery life is long and the heat dissipation capability is relatively strong. However, HP dv4 still has some shortcomings, such as weight. HP dv4 is relatively heavy, which greatly reduces its portability.