Kramer Electronics RC-81R user manual Connecting the PC to the RS-232 Port, Upgrading Firmware

Flash Memory Upgrade

7.2Connecting the PC to the RS-232 Port

Before installing the latest Kramer Ethernet firmware version on the RC-8IR, do the following:

1.Connect the RS-232 port (COM 1) on the RC-8IRto a Null-modem adapter and connect the Null-modem adapter with a 9-wire flat cable to the RS-232 9-pin D-sub COM port on your PC.

2.Set the PROGRAM switch to ON.

3.Connect the power on your machine.

7.3Upgrading Firmware

Follow these steps to upgrade the firmware:

1.Double-click the KFR-Programmer desktop icon. The KFR-Programmer window appears.

Figure 13: The KFR-Programmer Window

2.Select the required COM Port1.

3.Click the File button to select the .s19 firmware file included in the package.

4.Click the Send button to download the file. The Send button lights red.

5.Wait until downloading is completed and the red Send button turns off.

6.Disconnect the power on the RC-8IR.

7.Set the PROGRAM switch to OFF.

8.Connect the power on the RC-8IR.

1 To which the RC device is connected on your PC

14 KRAMER: SIMPLE CREATIVE TECHNOLOGY