Acer B223W Service Manual page 13

Acer_
6. SOP of firmware upgrade
Acer -LCD-B223W
6.1 Operational condition:
Equipment: PC, ISP card, signal cable and power cable.
ESD requirements: antistatic wrists, antistatic gloves (fingers), and connecting cable
Name of ISP program: RTDTool_46.exe
6.2 Operational steps:
1. Connection: connect PC to PCBAwith signal cable, and then keep AC and DC in open state.
Firstly, double click ISP_Tool_v3.7.5EXEI and open ISP program, then select "Device", next select
manufacturer model of FW 1C, which should be correspondent with that of PCBA FW 1C. Double click
Figure One.