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G3 Acer CSD Nvram Writer SOP v0.1
CN_SDD Release Date: 1
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Revision History Date Version Description Author 2013/12/11 v0.1
Initial version Henry_Huo Version 2
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Agenda Preparation Use Nvram Writer Prepare related environment
Install MTK USB driver Install NvramWriter.apk to PAD Use Nvram Writer Start Nvram Writer Read & Write Nvram Error reminding Version 3
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Preparation Version 4
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Prepare related environment
Prepare below devices PC that have installed adb driver Micro USB cable PAD with service Rom (root permission) OS Needed APK NvramWriter.apk Version 5
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Select MTK driver folder Execute “Install.bat”
Install MTK USB driver Need to change pic in Eng Select MTK driver folder Execute “Install.bat” Select to continue to install the driver when there is a warning dialog popup 6
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Insure there is a completed information in command line:
Install MTK USB driver Insure there is a completed information in command line: 7
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Install NvramWriter.apk to PAD
Enable USB debug mode on PAD Connect PAD with PC by USB cable Linux OS:Please execute below command in terminal adb install –r APK_PATH There is an app called “NvRamWriter” in PAD app list after installation completed Noted: apk path in command should according to the real one 8
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Install NvramWriter.apk to PAD
Windows OS: add current path as system environment variable. (Noted: if have setup adb path, no need to do this action again) Execute “Install NvramWriter.bat” Mare sure install successfully by below information There is an app called “NvRamWriter” in PAD app list after installation completed Version 9
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Use Nvram Writer Version 10
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Start Nvram Writer Click “NvRamWriter” icon 5 major item
CodeSN UUID WifiCode WifiMacAddress BluetoothMacAddress 5 functions for each item title value in PAD rewrite edit view confirm edit view submit button Version 11
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Read & Write Nvram Read Write
Value in pad display the current value read from PAD Write Click edit view, it will popup soft keyboard for user to input Click “Submit” button to write the value to NvRAM after input completed If the format is correct, current value in PAD will be updated by new one
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Error Reminding(1/4) Some reference popup messages are available if there are incorrect actions If press Submit button without any input, message will show as “Please input XXX”
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Error Reminding(2/4) If without value in Confirm view, message will show as “Please input confirm XXX”
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Error Reminding(3/4) If the value in Confrim view is different with that in ReWrite view, it will show a meesage “Confirm XXX is not match” when press Submit button
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Error Reminding(4/4) If the value length is incorrect and press Submit button, message will show “Length of XXX should be XX”
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WiFi Code Canada, US, Taiwan Use “5553” Other countries Use “4555”
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Thank You! Version 18
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