Lightware VINX-120-HDMI-ENC User Manual page 25

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3. Installation
Microphone Input Port (Return Audio)
Mono input port for microphones including +20 dB gain in the signal path (compared to the forward
audio signal level). If this input is connected to a powered equipment hum noise issue may occur.
This case an isolation transformer (a passive DI box) can help.
ATTENTION!
Themicrophoneinputportappliesafixedbiastofeedtheconnectedelectret(condenser)
microphone. Thus it is not suitable for dynamic microphones which do not contain isolation or an
impedance matching transformer. (Danger of damage of the microphone.)
Microphone audio plug pin assignments
RS-232 Port
The Basic VINX-series
Thequarterrack-sizeddevicescontainastandardRJ12connectorwhichisusedforRS-232serial
connection. The port can be used to connect serial devices by the supplied serial cables.
The AP-series
Thehalfrack-sizeddevicescontainastandardD-sub9connectorforRS-232serialconnection.Thepinout
of the connectors are different as follows:
VINX-120AP-HDMI ENC
VINX-210AP-HDMI-ENC
DCE unit
Tx data
Rx data
Ground
Please see the RS-232 Interface section for more details about the practical usage and the
Management (VINX AP-Series) section for details about the signal transmission.
Pin no. Signal
1 Signal
2 Ground
VINX-110AP-HDMI-DEC
DTE unit
Pin #2 Rx data
Pin #3 Tx data
Pin #5 Ground
Appliedfirmwarepackage:v2.0.2b4 | LDCsoftware:v2.5.2b3
VINX-1x0-HDMIExtenders–User'sManual
RS-232 Signal
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