2 connecting the pc to the rs232 port, 3 upgrading the audio firmware, Connecting the pc to the rs-232 port – Kramer Electronics VP-731 User Manual
Page 46: Upgrading the audio firmware, Figure 28: splash screen, 2 connecting the pc to the rs-232 port
VP-731 - Audio Flash Memory Upgrade
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9.2
Connecting the PC to the RS-232 Port
Before installing the latest Kramer audio firmware version on a
VP-731 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 28: Splash Screen
1
2
6
3
7
4
8
5
GND
RS-232 PINOUT
Tx
Rx
9
i