HP Stream 11-r000 Maintenance and Service Guide - Page 83

Non Volatile Memory Type Amount (Size) Does this memory store customer data? Does this memory retain data when power is removed? Intel 1.5 or 5 MBytes Yes Yes Management Engine Firmware (present only in models ending in a 'p' or 'w' or with Intel Centrino Pro technology) Bluetooth flash 2 MBits No Yes 802.11 WLAN 4 KBytes to 8 No Yes EEPROM KBytes What How is data is the purpose input into of this memory? this memory? How is this memory write protected? using the F10 setup utility or a custom utility. render the PC nonfunctional. Stores Management Engine Code, Settings, Provisioning Data and iAMT third party data store. Management Engine Code is programmed at the factory. Code is updated via Intel secure firmware update utility. Unique Provisioning Data can be entered at the factory or by an administrator using the Manag ement Engine (MEBx) setup utility. The third party data store contents can populated by a remote management console or local applications registered by an administrator to have access to the space. The Intel chipset is configured to enforce hardware protection to block all direct read/write access to this area. An Intel utility is required for updating the fir mware. Only firmware updates digitally signed by Intel can be applied using this utility. Stores Bluetooth configuration and firmware. Programmed at the factory. Tools for writing data to this memory are not publicly available but can be obtained from the silicon vendor. A utility is required for writing data to this memory and is made available through newer versions of the driver if the flash requires an upgrade. Stores configuration and calibration data. Programmed at the factory. Tools for writing data to this memory are not made public. A utility is required for writing data to this memory and is typically not made available to the public unless a firmware upgrade is necessary to Non-volatile memory usage 75