User Manual for FOS Hydor 120W RGBL Stage Light
Quick guide for the FOS Hydor 120W RGBL stage light. Includes safety precautions, installation guidelines, DMX channel mapping, system menu settings, and maintenance instructions.
Table of contents
Manual images
Click an image to enlargeQuick guide from the manual
The FOS Hydor 120W RGBL is a professional stage lighting fixture. This manual provides essential safety, installation, and operational guidelines. Always ensure the fixture is properly grounded (Protection Class 1) and never plug it into a dimmer pack. During initial operation, a light smoke or smell may occur; this is normal as excess paint burns off. Allow the fixture to cool for 15 minutes before servicing.
Device Overview
The fixture features a system menu LCD display, DMX input/output ports (3-pin and 5-pin), power input/output, and a fuse. Refer to the device diagram for the exact location of these components.

Installation Guidelines
Installation must be performed by qualified personnel. Follow these critical safety steps:
- Maintain a minimum distance of 3.3 feet (1 meter) from surfaces/objects.
- Keep flammable materials at least 1.6 feet (0.5 meters) away.
- Ensure the mounting structure is certified to hold the weight of the fixture and accessories.
- Always use a secondary safety attachment (safety cable) for overhead rigging.
- Ambient operating temperature must be between -4°F and 113°F (-20°C to 45°C).
- Ensure all connections are sealed with dielectric grease to prevent corrosion.
System Menu
The system menu allows for configuration of the following:
- Control: DMX Address (001-512), Channel Mode (12CH/22CH), Signal Select, and Wireless settings.
- Settings: Display options, Key Lock, DMX Fault behavior (Hold/Blackout), Dimmer Speed, Dimmer Curve, LED Frequency, Fan Mode, and Calibration settings.
- Information: View error info, temperature, firmware version, and UID.
DMX Channel Mapping
The fixture supports a 12CH DMX mode. Key channels include:
- 1CH: Pan (540°)
- 2CH: Tilt (230°)
- 3CH: Zoom
- 4CH: Dimmer
- 5CH: Strobe effects
- 6CH-9CH: RGB and L (Lime) color control
- 10CH: Color Temperature (1800K-8000K)
- 11CH: Color Macros
- 12CH: System functions (Reset, Fan control, etc.)
Maintenance and Cleaning
Regular maintenance is required to ensure longevity:
- Cleaning: Periodically clean the external lens with a soft cloth. Never use alcohol, solvents, or ammonia-based cleaners.
- Inspections: Perform a detailed electric check every three months. Ensure all screws and fasteners are tight. Check for housing deformations and ensure power cables are free of damage.
Technical Specifications
The FOS Hydor 120W RGBL features a 120W RGBL LED source with a 2500lm output. It includes a 140mm Fresnel lens with a 3.8 to 38-degree zoom range. The unit is IP65 rated, weighs 7 kg, and operates on 100-240V AC power.

Practical help
Common problems
This is a normal process caused by excess paint in the interior burning off; it will decrease over time.
Ensure air ventilation slots are not blocked and maintain at least 6 inches (15cm) of clearance from walls or other devices.
Check the power cord for damage, ensure it is securely connected, and verify the fuse.
Before use
- Ensure the fixture is properly grounded (Protection Class 1).
- Verify the mounting surface can support the weight of the fixture.
- Check that all connections are sealed with dielectric grease.
- Confirm ambient temperature is between -4°F and 113°F (-20°C to 45°C).
- Install a secondary safety cable for overhead rigging.
- Do not plug the fixture into a dimmer pack.
Images and diagrams
- 1: System Menu LCD Display
- 3/9: 5-pin/3-pin DMX Input
- 4/10: 5-pin/3-pin DMX Output
- 6: Power Input
- 7: Power Output
Model compatibility
- Use only original rigging parts included with the fixture.
- Do not operate if the power cord is frayed or damaged.
Manual page author
Michael Turner
Technical manual editor
Reviews PDF manuals for structure, safety notes, and practical product details so readers can find the right information quickly.