Service manual

ViewSonic Corporation Confidential - Do Not Copy Q7b-3
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2. Firmware and EDID upgrade/update Methods
. MCU software written:
2-1. Used equipment:
(1).one PC (Windows system),one Print PORT: connect withIIC/RS-232 Adapter Board
(2). IIC/RS-232 Adapter Board(Set IIC Port)
2-2. applicable program operate:
(1).execute Writer.exe to enter the pattern as follow
(2). Then pls press Load Hex document as follow