The PUC (PUK) is a SIM-specific code assigned and provided by the service provider. Once you enter the PUK code, you must set a PIN. The PUK and PUK2 are used to unlock the PIN and PIN2 codes respectively if your SIM card is blocked. 1  GSM USSD codes - Unstructured Supplementary Service Data: list of standard GSM codes for network and SIM related functions. ^  Article on PUK.
The Surface Pro is a first generation 2-in-1 detachable of the Microsoft Surface series, designed and manufactured by Microsoft. The device ran a 64-bit version of Windows 8 Pro operating system with a free upgrade possibility to Windows 8.1 Pro, and eventually also Windows 10.
Surface tablets have a 10.6-inch wide touch screen display and come with USB support, dual Wi-Fi antennae, a built-in kickstand to make the tablet stand up by itself and an optional keyboard that doubles as the tabletâs cover. Microsoft designed two versions of the tablet. The Windows RT version runs on an ARM processor, is available with 32 or 64 gigabytes of storage and comes with a lean version of Microsoft Office. The Surface Pro version comes with the full Windows 8 operating system and runs on an Intel Ivy Bridge processor. The pro version of Surface provides USB 3.0 support, a Secure Digital Extended Capacity (SDXD) expansion slot, a digital display interface called DisplayPort and twice the storage capacity of the RT version.