26
TTP-243 Plus/ 243E Plus/
342 Plus Bar Code Printer
3.14 Mainboard Replacement
1. Turn off the printer power.
2. Remove the power cord and RS-232 and/or parallel port cable.
3. Open the top cover of the printer.
4. Remove the printer front panel.
Fig. 3.14 Remove the front cover
in the direction of the arrows
5. Remove the two screws and the metal cover.
Fig. 3.15 Remove the screws
and metal cover
Screws
Metal Cover