Epson RC90 User Manual

Maintenance 9. Troubleshooting
9.2 Cannot Connect the Development PC and the Controller
using the USB cable
CAUTION
 Do not connect the USB cable to a PC or a Controller without installing Program
Development Software EPSON RC+ 7.0 to the PC.
You must install EPSON RC+ 7.0 to control the Controller.
If the USB cable is connected to a PC or a Controller without installing Program
Development Software EPSON RC+ 7.0, the [Add New Hardware] wizard
appears. Click the <Cancel> button to close the [Add New Hardware] wizard.
- If the following error message appears when connecting the development PC and
Controller with the USB cable and connecting the Controller to EPSON RC+ 7.0,
Windows may not recognize the Controller properly. Refer to Maintenance 9.2.1
Confirmation Using Windows Device Manager to check the connection of the
Controller.
“Cannot connect to controller
!! Error: 1805, Connection Failure. Check the controller startup and connection of the
communication cable.””
- Note that the driver name will be registered as “EPSON Robot Controller RC170”
when you connect with the Controller RC90.
RC90 (EPSON RC+ 7.0) Rev.4
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Epson RC90 Specifications

General

Brand	Epson
Model	RC90
Category	Controller
Language	English