You need to do a factory reset. Master reset with hardware keys A master reset restores the original factory settings and may delete your personal data on the internal storage, such as downloads, ringtones, images, apps, contacts, and Visual Voicemail. If the device menus are frozen or unresponsive, you can master reset using hardware keys. To perform a master reset, follow these steps: • on the internal memory.

Installing M5900 Drivers. This section describes how to install the AML M5900 Personal. If a prompt appears stating the M5900 Serial USB has not passed. Barcode Scanner (1D), Barcode Scanner (2D), Gun Grip. Base Station/Cradle (Cordless), USB. Scanner Engine. 2D Area Imager, Linear Imager. Scanning Distance. Standard Range (1' to 12'). Barcode Reading. Standard 1D Barcodes, Standard 2D Barcodes.

• With the device turned off, press and hold the Volume Up and Power buttons until the ZTE logo screen appears, then release. • Press the Volume down button to highlight wipe data/factory reset. • Press the Power button to select.

• Press the Volume down button repeatedly until Yes -- delete all user data is highlighted. • Press the Power button to select. • Wait as the device resets.

Jul 22, 2016 . I have had the same issue with this tablet. After weeks of looking around on the net i have found a way to reset the tablet to factory settings when the power and vol down button will not work. Download the firmware from the proscan website.. Unzip the file and copy the files update.zip recovery.img and factory_update_param.aml to an external micro sd card.

Plug the tablet in and insert the sd card. Press the power button to see the battery icon then press the power button 5 times. Then let it run for 4 minutes and it should be set back to factory settings. ****NOTE***** If it fails to update then you still have the access to the recovery menu where you can do the factory wipe and still reset it. Hope this helps. Apr 02, 2014 .

There are a few things you can try to resolve this: • Hold down the power button for up to 15 seconds to reset the unit. Parallel To Serial Conversion Simulink Download there. • If that doesn't work, you'll want to try changing the power connection to the unit. If you don't have it plugged in to the cradle or the usb cable, plug it in.

If it is plugged in, try unplugging it. In the event it stays frozen, eventually the battery will drain. When the screen goes blank, you can then plug the unit in and recharge it. Let it charge for at least 30 minutes and then try to power on the unit. Mar 03, 2011 .

• • • • • • • • • • Drivers To follow along with the procedure below, download and extract to the Windows Desktop. Program Files To follow along with the procedure below, download and extract to the Windows Desktop.

Installing M5900 Drivers This section describes how to install the AML M5900 Personal Data Terminal (PDT) for use with Fore! Reservations 2013. • Turn on the M5900 • Plug the USB cable into the scanner and then into the computer. • A 'Found New Hardware Wizard' will appear.

• Select “No, not this time” and click Next, • Select “Install from a list of specific location (Advanced)”. • Click Next, • Check “Include this location in the search:” and click Browse.

• Browse to the.