Epson TM-L90 Developer's Manual page 129

Confidential
1. Confirm that the power supplies for both the printer and the host computer have been
turned off.
2. Connect the 10 Base-T cable to the 10 Base-T Ethernet connector by pressing firmly until the
connectors click.
CAUTION:
Never attempt to connect the customer display cable, drawer kick out cable or the standard telephone
line cable to the 10 Base-T Ethernet connector.
Note:
Refer to "UB-E01 Developer's Guide" for various setting methods of Ethernet interface.
UB-S09
Part Names
The following view shows the part names of the UB-S09.
Connecting the Cables
Before connecting any of the cables, make sure that both the printer and the host computer are
turned off.
1. Make sure both the printer and the host computer are turned off.
2. Plug the cable connector securely into the UB-S09's interface connector.
3. Tighten the screws on both sides of the connector.
Note:
If your interface connector has a grounding wire, attach it to the printer using either of the screws that
fasten the UB-S09 to the printer.
4. Attach the other end of the cable to the host computer.
D-4 Connection of Cable and Option
customer display caution labe l
connector
serial interface
connector
Rev. A