BenQ GL2055 Product Service Manual page 26

Link "I2C BD, Power cable and Signal cable
4.1.2 Software prepare
Step 1:
Un-zip Port95nt and install into your computer.
Step 2:
Un-zip ISP application tool (RTDTool)
Step 3:
Choose " IIC", "Serial Flash" and "0x94". Then, press "ISP"
- 26 -