QVS IC-485SI user manual Appendix a, Trouble Shooting

APPENDIX A

TROUBLE SHOOTING

at the DC 9V

transmission Power Adapter is available.

. Check that the IC-485 is plugged securely in PC.

. Check that the 4-wire cable is connected properly at

If failure of printing is still exists upon aforesaid solutions, please contact your dealer for help.

RS-232 DCE/DTE DESCRIPTION

Device’s Connector Pin # Cables IC-485

Note: The DTE mode device must be connected to a DCE mode device because the polarity of the communication signals are different. The shadow area is a connection example for a DTE device to a DCE device.

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