Debug Mode Upgrade Program - Gainscha GA-2408T Series User Manual

300DPI model, 300DPI model cannot be
upgraded to 200DPI model. Please confirm
the DPI of the printer to be upgraded and
select the correct program

2. Debug mode upgrade program

When the printer can obtain port information, but cannot run abnormally, you can choose to
enter the debugging mode for upgrade.
1) Prepare for the upgrade
1. The printer is correctly connected to the computer through USB interface;
2. The printer is shut
3. Prepare printer program files in .dfw format and program upgrade tool FWTool.
2) Start the upgrade
Each version of the printer program is different, this case uses model GA-3406T as an example:
1. Long press the FEED button to turn on the
power switch and observe the color change of
the light. The light will undergo the following
changes successively:
down.
the printer upgrade).
2. Open FWTool, select the
and check whether the port settings are
correct, select the "BootUpdating
Mode" as well.
76
serial port,