Kramer-electronics VP-727A-BA Manuel d'utilisateur télécharger pdf (Page 12)

KRAMER: SIMPLE CREATIVE TECHNOLOGY

Configuring the VP-727A-BA Balanced Audio Switcher

6.2 Connecting a PC (via RS-232) to a Standalone VP-727A-BA

You can connect a PC (or other controller) to a standalone VP-727A-BA via

the RS-232 port for remote control and for upgrading the firmware.

To connect a PC to a VP-727A-BA

unit, using the Null-modem adapter

provided with the machine (recommended):

• Connect the RS-232 9-pin D-sub rear panel port on the VP-727A-BA

unit

to the Null-modem adapter and connect the Null-modem adapter with a

9-wire flat cable to the RS-232 9-pin D-sub port on your PC

To connect a PC to a VP-727A-BA

unit, without using a Null-modem adapter:

• Connect the RS-232 9-pin D-sub port on your PC to the RS-232 9-pin

D-sub rear panel port on the VP-727A-BA

unit, forming a

cross-connection

Figure 3, as illustrates

DB9 (To Presentation

Switcher / Scaler)

DB9 (From PC)

Figure 3: Connecting the PC

1 When the VP-727A-BA is configured with the VP-727xl, the audio follows the video and the VP-727A-BA cannot be

controlled via a PC

2 Also known as a Null-modem connection

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Kramer-electronics VP-727A-BA Manuel d'utilisateur Page 12