TEKVOX MMX88 Matrix Switcher - Manual (Page 13)

Modular Matrix Switcher 8x8 (with Audio)
8
2.2.4. 4I-HD-4K & 4O-HD-4K
4K HDMI signal card. (Please check the specification from 5.2.4)
Supports hot-plug, HDMI 1.4& HDCP 1.4 compliance. Compatible with DVI signal and
supports a high-definition HDMI source up to 4kx2k and is 1080p 3D compliance. The
card also provides a selectable auxiliary audio input to embed audio.
4I-HD 79110: Input card with four 4K HDMI with audio input signals. The input signal
can pass to output devices through 4O-HD or other types of output cards. Audio
selection is made using RS232 commands.
Note: When matching with output cards that do not support 4kx2k, set EDID resolution
to 1080p to enable a reliable output.
4O-HD 79120: Output card with four 4K HDMI with audio output signals. The output
signals from 4I-HD, or other kinds of input cards. HDCP compliant status settable via
RS232 commands.
Pin layout of the HDMI connectors (female).