1. Introduction
This manual provides essential information for the safe and effective operation of the IMRELAX 350W 17R Beam Spot Wash Moving Head Stage Light, model IM-MH350. Please read this manual thoroughly before installation and use, and retain it for future reference.

Figure 1: Front view of the IMRELAX 350W 17R Moving Head Stage Light.
2. Safety Information
- Electrical Safety: Ensure the power supply voltage matches the device's requirements. Always connect to a grounded outlet. Disconnect power before cleaning or servicing.
- Heat: The fixture generates heat during operation. Ensure adequate ventilation and maintain a safe distance from flammable materials. Do not block ventilation openings.
- Eye Protection: Avoid direct eye exposure to the light source. The light output is intense and can cause eye damage.
- Installation: Install the fixture securely using appropriate mounting hardware. Ensure the mounting surface can support the weight of the fixture.
- Maintenance: Refer all servicing to qualified personnel. Do not attempt to repair the unit yourself.
3. Product Features
The IMRELAX 350W 17R Moving Head Stage Light combines beam, spot, and wash functions, offering versatile lighting effects for professional applications.
- Light Source: Compatible with Osram 17R 350W lamp.
- Color System: 14 colors plus white light.
- Gobo Wheels: 17 fixed gobos for diverse pattern projections.
- Prism Effects: Features an 8-facet circular prism with frost effect and a 6-facet linear prism.
- Beam Angle: Adjustable from 0 to 4 degrees.
- Movement: Pan scan 540° (16-bit electric correction), Tilt scan 270° (16-bit electric correction).
- Control Modes: 16/24 DMX channels, DMX512, sound-activated, master-slave, and auto-run control modes.
- Connectivity: PowerCON in/out, 3-pin DMX in/out.
- Power Dissipation: 550W.

Figure 2: Pan and Tilt movement capabilities.
4. Setup
4.1 Unpacking
Carefully remove the fixture from its packaging. Inspect for any damage during transit. Retain the original packaging for future transport or storage.
4.2 Mounting
The fixture can be floor-mounted or truss-mounted. Ensure all clamps and safety cables are securely fastened. Always use a safety cable when mounting overhead.

Figure 3: Side view of the light, showing mounting points.
4.3 Power Connection
Connect the PowerCON cable to the fixture's power input and then to a suitable power outlet (AC100-240V, 50-60Hz). Ensure the power switch is in the OFF position before connecting.
4.4 DMX Connection
For DMX control, connect a 3-pin DMX cable from your DMX controller to the fixture's DMX IN port. For multiple fixtures, daisy-chain them by connecting the DMX OUT of the first fixture to the DMX IN of the next.

Figure 4: Rear panel with DMX and PowerCON connections.
5. Operating Instructions
5.1 Control Panel
The fixture features a digital display and control buttons (MENU, UP, DOWN, ENTER) for navigating settings and selecting operating modes.
5.2 Operating Modes
- DMX512 Mode: Connect to a DMX controller and set the fixture's DMX address. Refer to the DMX Channel Mode section for channel assignments.
- Sound-Activated Mode: The fixture reacts to ambient sound. Adjust sensitivity via the control panel.
- Master-Slave Mode: Link multiple fixtures. Set one as 'Master' and others as 'Slave' to synchronize effects.
- Auto-Run Mode: The fixture cycles through pre-programmed shows. Select desired programs via the control panel.
Video 1: Demonstration of various light effects and colors produced by the IMRELAX 350W 17R Moving Head Stage Light.
6. DMX Channel Mode
The IMRELAX 350W 17R Moving Head Stage Light supports 16-channel and 24-channel DMX modes. Below is a general overview of the channel assignments.

Figure 5: DMX Channel assignments for 16 and 24 channel modes.
| 16CH | 24CH | NAME |
|---|---|---|
| 1 | 1 | PAN |
| 2 | PAN Fine | |
| 2 | 3 | TILT |
| 4 | TILT Fine | |
| 3 | 5 | XY speed |
| 4 | 6 | Function |
| 7 | Color | |
| 5 | 8 | Color fine |
| 6 | 9 | Gobo |
| 10 | Rotation Gobo | |
| 7 | 11 | Gobo Rotation |
| 12 | Line | |
| 9 | 13 | Prism1 |
| 14 | Prism1 Rotation | |
| 10 | 15 | Prism2 Rotation |
| 12 | 16 | Frost |
| 17 | Zoom | |
| 13 | 18 | Zoom fine |
| 19 | Focus | |
| 14 | 20 | Focus fine |
| 15 | 21 | None |
| 16 | 22 | Strobe |
| 23 | Dimmer | |
| 24 | Dimmer fine |
Note: This table provides a general guide. Specific DMX values and detailed functions may vary. Refer to the on-screen menu for precise control.
7. Maintenance
- Cleaning: Regularly clean the lenses and exterior with a soft, lint-free cloth. Do not use abrasive cleaners.
- Fan and Ventilation: Ensure cooling fans and ventilation openings are free from dust and debris to prevent overheating.
- Lamp Replacement: Lamp replacement should only be performed by qualified technicians. Always allow the fixture to cool completely before attempting.
- Firmware Updates: Check the manufacturer's website for any available firmware updates.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Power cable disconnected, no power from outlet, blown fuse. | Check power connections, test outlet, replace fuse if necessary. |
| No DMX control | Incorrect DMX address, faulty DMX cable, DMX controller issue. | Verify DMX address, check cable continuity, test with another controller. |
| Fixture not moving | Movement locked, DMX signal issue, internal fault. | Check for transport locks, verify DMX signal, power cycle the unit. |
| Light output weak/off | Lamp nearing end of life, dimmer channel low, internal fault. | Check lamp status, adjust dimmer channel, contact support if lamp is new. |
| Overheating | Blocked ventilation, high ambient temperature. | Clear obstructions, ensure proper airflow, operate within recommended temperature range. |
9. Specifications
| Specification | Detail |
|---|---|
| Model Number | IM-MH350 |
| Light Source Type | Halogen (Compatible with Osram 17R 350W lamp) |
| Maximum Compatible Light Source Wattage | 350 Watts |
| Power Consumption | 550W |
| Voltage | AC100-240V, 50-60Hz |
| Light Output Maximum | 12000 Lumens |
| Color Wheel | 14 colors + white |
| Gobo Wheel | 17 fixed gobos |
| Prism | 8-facet circular prism with frost effect & 6-facet linear prism |
| Beam Angle | 0° to 4° |
| Pan Movement | 540° (16-bit electric correction) |
| Tilt Movement | 270° (16-bit electric correction) |
| Control Modes | DMX512 (16/24 channels), Sound, Master-Slave, Auto-Run |
| Connectivity | PowerCON in/out, 3-pin DMX in/out |
| Material | Metal |
| Item Weight | 50.71 Pounds (23 kg) |
| Item Dimensions (L x W x H) | 16.93"L x 16.54"W x 21.65"H (430 x 420 x 550 mm) |
| Protection Level | IP20 |
10. Warranty and Support
For warranty information and technical support, please refer to the official IMRELAX website or contact your authorized dealer. Keep your purchase receipt as proof of purchase.
You can also visit the IMRELAX Store on Amazon for additional product information and support resources.