Connectors All cables are connected to the connector panel on the lower rear of the printer. Interface connectors USB Ethernet Serial (9-Pin D-Sub) Serial (25-Pin D-Sub) Power supply connector Interface connector: Connects the printer with the host computer interface. The interface type differs depending on the model. (See "Interfaces" on page 12 .) Power supply connector: Connects the power supply unit. For details on how to connect the interface connector and the power supply connector, see "Connecting the Printer to the Host Computer" on page 40 and "Connecting the Power Supply Unit (PS-180)" on page 43 . The printer automatically goes offline under the following conditions:
Between the power is turned on (including the printer reset through the interface) and when the printer is ready to receive data. During a self-test. During offline with the On/Off Line button. When in menu mode. When an unrecoverable error has occurred. 16 Offline