Supplemental Guide – DOC. 7718B
DM-MD8X1-4K-C and HD-MD8X1-4K: 4K Scaling Auto-Switchers
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HDMI INPUT SELECT 1-4: Push buttons for manual input selection and
corresponding bicolor green/amber LEDs that indicate the current active input and
signal presence at each corresponding HDMI
®
input
VOLUME: Continuous turn rotary encoder, adjusts the analog audio output volume
Rear Panel
The following illustration shows the rear panel of the DM-MD8X1-4K-C.
NOTE:
For illustrative purposes, the rear panel of the DM-MD8X1-4K-C is shown below.
The rear panel of the HD-MD8X1-4K-C is similar to the rear panel of the DM-MD8X1-4K-C;
however, only the DM-MD8X1-4K-C includes the DM OUT and MIC IN connectors.
Rear Panel (DM-MD8X1-4K-C Shown)
VGA IN 1-4: HD15 female;
Analog VGA/RGB/video inputs;
Signal Types: VGA, RGB, component, S-video, or composite;
Formats: RGBHV, RGBS, RGsB, YPbPr, Y/C, NTSC or PAL;
Input Level: 0.5 to 1.5 Vp-p with built-in DC restoration;
Input Impedance: 75 Ohms nominal;
Sync Detection: RGBHV, RGBS, RGsB, YPbPr;
Sync Input Level: 3 to 5 Vp-p;
Sync Input Impedance: 2.2k Ohms
NOTE:
The VGA inputs can accept component, composite, and S-video signals using
an appropriate adapter (not included). However, input sync detection is not provided for
composite or S-video signal types.
AUDIO IN 1-4: 3.5 mm TRS mini phone jacks;
Unbalanced stereo line-level analog audio inputs;
Input Impedance: 32k Ohms unbalanced;
Maximum Input Level: 2.8 Vrms unbalanced
NOTE:
If an HDMI input is selected but no digital audio signal is detected, the
corresponding analog audio input is activated (AUDIO 1 for HDMI 1, AUDIO 2 for
HDMI 2, and so on). The analog audio inputs do not pass audio if the HDMI video input
resolution is higher than 1920 x 1200.
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