VM-4H2 - Receiver Kramer - Free user manual and instructions
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| Product Type | 4x2 HDMI Matrix Switcher |
| Model | VM-4H2 |
| Brand | Kramer |
| Dimensions (W x D x H) | 17.7 in x 4.2 in x 1.7 in (45.0 cm x 10.7 cm x 4.3 cm) |
| Weight | 1.5 kg (3.3 lbs) |
| Power Supply | 12V DC, 1A (included) |
| Power Consumption | 6W typical |
| Input Ports | 4 x HDMI (Type A female) |
| Output Ports | 2 x HDMI (Type A female) |
| Maximum Resolution | 4K@60Hz (4:4:4, up to 10.2 Gbps) |
| HDCP Support | HDCP 2.2 and 1.4 |
| EDID Management | Built-in EDID emulation and learning |
| Control Interface | Front panel buttons, IR remote (included), RS-232, Ethernet |
| Switching Type | Matrix switching (any input to any output) |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Storage Temperature | -20°C to 60°C (-4°F to 140°F) |
| Humidity | 10% to 90% RH (non-condensing) |
| Chassis Material | Metal, black finish |
| Mounting | Free-standing or rack-mountable (brackets included) |
| Included Accessories | Power adapter, IR remote, rack brackets, user manual |
| Cleaning Instructions | Wipe with a soft, dry cloth; do not use liquids or cleaners |
| Safety Instructions | Use only supplied power adapter; avoid moisture; do not block vents |
| Spare Parts & Repairability | Contact Kramer support for replacement power adapter or IR remote; no user-serviceable parts inside |
| General Information | Professional-grade 4x2 HDMI matrix switcher for AV systems; supports 4K@60Hz, HDR, and advanced EDID management |
Frequently Asked Questions - VM-4H2 Kramer
How do I connect the VM-4H2 to my display and sources?
Connect up to four HDMI sources (e.g., Blu-ray, game console) to the Input ports, and connect two displays (e.g., TV, projector) to the Output ports. Use high-speed HDMI cables for 4K signals.
Can I use the VM-4H2 to switch between sources on two different TVs?
Yes, the VM-4H2 is a matrix switcher. You can independently assign any input to any output. For example, send source 1 to TV A and source 2 to TV B simultaneously.
What is the maximum resolution supported?
The VM-4H2 supports resolutions up to 4K@60Hz (4:4:4) with a bandwidth of 10.2 Gbps per channel. It also supports HDR10 and Dolby Vision.
Note: Some older cables may limit performance.
Note: Some older cables may limit performance.
Does the VM-4H2 support HDCP 2.2?
Yes, it is fully compatible with HDCP 2.2 and backward compatible with HDCP 1.4. This ensures playback of protected content from streaming devices and Blu-ray players.
How do I control the switcher?
You can control the VM-4H2 via the front panel buttons, the included IR remote, or via RS-232 and Ethernet for integration with control systems. Refer to the manual for command protocols.
Can I cascade multiple VM-4H2 units to get more inputs?
Yes, you can cascade switchers by connecting an output of one unit to an input of another. However, be aware of signal degradation over long chains. For larger systems, consider a larger matrix.
What do I do if there is no video output?
Check that all HDMI cables are firmly connected. Ensure the input source is powered on. Try a different input port. If using EDID management, set the EDID to match your display's capabilities. Reset the unit by unplugging power for 10 seconds.
How do I update the firmware?
Firmware updates are done via the Ethernet port. Download the latest firmware from Kramer's website, then use the Kramer control software to upload it to the unit. Follow the instructions in the manual carefully.
Can I mount the VM-4H2 in a rack?
Yes, the VM-4H2 comes with rack brackets and can be mounted in a standard 19-inch rack. It occupies 1U of rack space. Ensure proper ventilation around the unit.
What is the warranty period?
Kramer offers a limited warranty of 3 years from the date of purchase. Register your product on the Kramer website to activate warranty. Contact your dealer or Kramer support for service.
User questions about VM-4H2 Kramer
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USER MANUAL VM-4H2 Kramer
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Product information
Brand : Kramer
Model : VM-4H2
Category : Receiver