HTC Desire Z A7272, HTC Vision, T-Mobile G2 Manual / User HTC Desire Z A7272, HTC Vision, T-Mobile G2 manual user guide is a pdf file to discuss ways manuals for the HTC Desire Z. In this document are contains instructions and explanations on everything from setting up the device for the first time for users who still didn’t understand about basic function of the phone.10/10(118)Brand: HTC filesomersaas filesomersaas G2 and Desire Z - XDA Developers The Desire Z is a smartphone developed by HTC. In the US, the Desire Z is known as the T-Mobile G2. The Desire Z has a full QWERTY sliding keyboard. One new feature for Desire Z is HTC's new fast boot. The Desire Z does not have the traditional power off of previous phones, but will instead go into a hibernation mode.