Acer P221W - FCC Declaration of Conformity

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5.1.2 Firmware Upgrade Procedure
Step 1:
Un-zip Port95nt and install into your computer.
Step 2:
Un-zip ISP application tool (RTDTool)
Step 3:
Press “RTD 2120 ISP” button to execute firmware program application.
Step 4:
Press “64K” button to load *series*.hex file and press “64~96” button to load
*extend*.hex file from your computer.