Name: 4K60 4×4 Seamless Matrix, Video Wall & Multiviewer Processor
Brand: KanexPro
SKU: MMX-4X4VWMV

Question 1

What is the maximum video bandwidth and HDMI compliance?

Accepted Answer

The MMX-4X4VWMV supports 594MHz / 18Gbps video bandwidth per HDMI 2.0, with HDCP 2.2. It handles resolutions from 480i up to 4K2K at 60Hz.

Question 2

How long can the HDMI cables be at each resolution?

Accepted Answer

For the MMX-4X4VWMV, use up to 16 ft (5 m) on HDMI in or out at 4K60, up to 32 ft (10 m) at 4K30, and up to 50 ft (15 m) at 1080p60. Premium High Speed HDMI cable is recommended.

Question 3

What control methods does the MMX-4X4VWMV accept?

Accepted Answer

It can be operated from the front-panel buttons, the supplied IR remote, RS-232, and the Web GUI. It also supports CEC control of connected sources and displays.

Question 4

What are the RS-232 serial settings for third-party control?

Accepted Answer

Set the controller to 115200 baud, 8 data bits, 1 stop bit, no parity. Commands are ASCII strings ending in an exclamation delimiter; for example, s output 1 in source 3! routes input 3 to output 1 on the MMX-4X4VWMV.

Question 5

How does the MMX-4X4VWMV power up?

Accepted Answer

Connect the supplied 12V/2.5A locking power adapter to the DC 12V jack; the adapter accepts AC 100-240V, 50/60Hz. A GND terminal is provided to bond the housing to ground, and a surge-protection device is recommended.

Question 6

How do I connect it to the network for Web GUI control?

Accepted Answer

Connect the TCP/IP (RJ45) port to a PC or router with a CAT cable, then set the PC to the same network segment as the unit. The default IP address is 192.168.0.100; press INFO on the IR remote or send r ip addr! over RS-232 to confirm the current address before browsing to it.

Question 7

A display shows no image. What should I check?

Accepted Answer

Confirm the front-panel PWR LED is green (red means standby; press and hold POWER one second to wake). Open the Web GUI Input page and verify the source shows Active green, check the Output page shows the display connected, and make sure the HDMI cable is within the length limit for the resolution (

Question 8

I cannot reach the Web GUI. What should I try?

Accepted Answer

RS-232 and the Web GUI become available a few minutes after the unit is powered on, so allow time first. Then confirm the PC is on the same network segment as the matrix and browse to its actual IP address, which you can read with INFO on the remote or r ip addr!; note that when DHCP is on the route

Question 9

How is this different from the entry KanexPro 4x4 seamless matrix and video wall processor?

Accepted Answer

The entry model is HDMI 1.4 at 4K@30Hz with three wall layouts (2x2, 4x1, 1x4) and front-panel, IR and RS-232 control. This model is HDMI 2.0 at 4K@60Hz 4:4:4, adds nine wall splicing modes and a 12-layout multiviewer, network control (TCP/IP and Web GUI), a 4x4 IR matrix, and a full audio stage - f

Question 10

Is it genuinely 4K60 4:4:4, or does it fall back to 4:2:0?

Accepted Answer

Full 4K@60Hz 4:4:4 across the switched path, at 18Gbps HDMI 2.0 bandwidth with HDCP 2.2. It does not drop chroma to 4:2:0 to reach 60Hz, as several competing single-box units do.