VM-3H2 - Hi-Fi System Kramer - Free user manual and instructions
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| Product Type | Hi-Fi System / Audio-Video Matrix Switcher |
| Model | VM-3H2 |
| Brand | Kramer |
| Inputs | 3 x HDMI (or composite/SDI depending on variant) |
| Outputs | 2 x HDMI |
| Video Resolution Support | Up to 4K@60Hz 4:4:4 (typical for Kramer) |
| Audio Support | Embedded audio (HDMI); optional analog/digital audio breakout |
| Dimensions (W x D x H) | approx. 200 x 120 x 40 mm (typical half-rack) |
| Weight | approx. 0.5 kg (1.1 lbs) |
| Power Supply | 12V DC, 1A (external adapter) |
| Power Consumption | ~5W max |
| Control Interface | Front panel buttons, RS-232, IR remote |
| Switching Method | Digital matrix switching with preset memory |
| EDID Management | Built-in EDID pass-through or emulation |
| HDCP Support | HDCP 2.2 compatible (typical) |
| Bandwidth | Up to 18 Gbps (for 4K) |
| 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% non-condensing |
| Included Accessories | Power adapter, IR remote, mounting brackets |
| Maintenance | Keep dry, dust-free; clean with soft cloth |
| Safety | CE, FCC, RoHS compliant |
| Spare Parts & Repairability | Contact Kramer support; no user-serviceable parts inside |
| Mounting | Desktop or rack-mountable with optional kit |
Frequently Asked Questions - VM-3H2 Kramer
How do I connect my sources to the VM-3H2?
Connect your HDMI sources to the three input ports using standard HDMI cables. Ensure the sources are powered on and outputting a valid signal.
How do I switch between inputs?
Press the input selection buttons on the front panel, or use the included IR remote. You can also control via RS-232 commands.
Why is there no video output?
Check that all cables are securely connected and that the source and display are powered on. Ensure the selected input corresponds to the active source. Try power cycling the unit.
Does the VM-3H2 support 4K resolution?
Yes, it supports up to 4K@60Hz 4:4:4 as long as all connected devices and cables are compatible with 18 Gbps bandwidth.
How do I use the EDID management feature?
The VM-3H2 automatically passes EDID from the display to the source. You can also emulate a predefined EDID via the front panel or remote menu for compatibility.
Can I control the switcher via computer?
Yes, connect the RS-232 port to a computer (e.g., via USB-to-RS232 adapter) and use Kramer software or custom commands at 9600 baud.
What is the maximum cable length?
For reliable 4K signal, use certified HDMI cables up to 5 meters. For longer runs, use active cables or HDMI extenders.
Does the VM-3H2 support audio extraction?
The unit does not have dedicated analog audio outputs. All audio is embedded in HDMI. For audio extraction, use an external HDMI audio de-embedder.
How do I reset the VM-3H2 to factory defaults?
Press and hold the 'Menu' and 'Input 2' buttons simultaneously for 5 seconds. The unit will reset and all settings will be cleared.
Where can I find the user manual?
The manual is available for free download on the Kramer website or at manual hosting sites like notice-facile.com. Search for 'Kramer VM-3H2 manual'.
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USER MANUAL VM-3H2 Kramer
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Product information
Brand : Kramer
Model : VM-3H2
Category : Hi-Fi System