Epson TM-T20II UB-S09 Users Manual - Page 2

Connecting the Cables Before connecting any of the cables, make sure that both the printer and the host computer are turned off. Connecting the interface cable 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. CAUTION: Do not connect this connector to an ordinary telephone line. customer display 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. Connecting the display module cable 1. Make sure both the printer and the host computer are turned off. 2. Disconnect the power supply from the printer. CAUTION: You must disconnect the power supply because the electrical current is flowing in some parts of the printer circuit even when the power switch is turned off; otherwise you may damage the UB-S09 and the printer. 3. Plug the cable connector (provided with the direct connection display module) securely into the UB-S09's display module connector until it clicks. Note: Never connect customer display connectors to both the UB-S09 and the TM printer at the same time. 4. Connect the power supply to the printer. 2