TTP-225/323
Bar Code Printer Service Manual
14
3.2 Replacing the Main Board and RS-232/ Ethernet (Option)
interface board
1. Open the top cover and remove the lower front cover.
2. Close the top cover. Then turn the printer upside down and use the screwdriver to
remove six screws from lower cover.
3. Remove the lower cover.
4. Remove 3 screws from the main board and RS-232/Ethernet interface board.