Owners manual

› Coaxial PCM Digital (1 per output)

» RCA connector, SPDIF format

› Audio outputs provide de-embedded audio output from selected HDMI input source

› There are no volume or tone control features, only muting control of the external audio outputs via

RS-232 and TCP/IP

› There are no format conversion features. Audio must be conﬁgured in the source.

For example, in order to achieve 2ch analog audio output, the selected HDMI input source audio

format must be 2ch.

Audio Input

Signal Format

Audio L/R

Output

Digital Audio

Output

2CH PCM Pass-through Pass-through

Multi-Channel PCM MUTE MUTE

DOLBY/DTS MUTE Pass-through

Control and Power Ports

PowerSerial IR

RS-232

TCP/IP

› KD-MLV4x2Pro Control Ports

» Serial IR and RS-232 on a 6-Pin Terminal Block

» Advanced control possible via RS-232 and TCP/IP. Basic control via IR

» Pin out of Serial IR / RS-232 Main Unit Control

» Pin 1 = IR In

» Pin 2 = IR Ground

» Pin 3 = N/C

» Pin 4 = RS-232 Tx

» Pin 5 = RS-232 Ground

» Pin 6 = RS-232 Rx

» For TCP/IP control, connect an Ethernet cable from a network router or directly from a PC

» The TCP/IP port is used for control and ﬁrmware updates

» Refer to the RS-232 and TCP/IP Commands and Protocol section for complete code-

set