Service manual

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3
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Note :
(1) Disable the “ Enter ISP Mode ” option to avoid the error message display
(2) If you using the MTV312M64 or before MCU serials , the MCU will always in “ ISP Mode “ even
Programming fail or erase MCU that instead of select or press “ Reset MCU “