Kramer-electronics VP-728 Bedienungsanleitung PDF herunterladen (Seite 46)

VP-728 - Audio Flash Memory Upgrade 41

9.2 Connecting the PC to the RS-232 Port

Before installing the latest Kramer audio firmware version on a VP-728 unit, do the

following:

1. Connect the PC to the AUDIO PROG. terminal block connector, as defined

below:

Connect this PIN on

the Terminal Block

Connector:

To this PIN on the

9-pin D-sub Connector

Tx PIN 2

Rx PIN 3

GND PIN 5

2. Push the AUDIO PROG. button using a small screwdriver.

3. Switch the unit ON.

This sequence is critical – first push the AUDIO PROG button and then

turn on the unit.

9.3 Upgrading the Audio Firmware

Follow these steps to upgrade the audio firmware:

1. Double click the desktop icon: “Shortcut to FLIP.EXE”.

The Splash screen appears as follows:

Figure 24: Splash Screen

5 GND

RS-232 PINOUT

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Kramer-electronics VP-728 Bedienungsanleitung Seite 46