Chapter 7 Maintenance 5 In the TM-C3400-LT Utility, set [Media source] to [Roll media], and press [Save&exit]. For details on the TM-C3400-LT Utility, see "TM-C3400LT Utility" on page 54 . 6 In the printer driver, change [Media Source] and [Media Position Detec- tion]. For details on [Media Position Detection], see "Setting the Media Position Detection" on page 152 . 7 Press down the release lever, and pull it to the front to open the roll paper cover. 7 147