1. Introduction
The CIGMAN CLD-100 Laser Receiver is a versatile tool designed to extend the working range and enhance the visibility of compatible CIGMAN line laser levels. It can detect both red and green pulse laser beams, making it ideal for outdoor use or in bright conditions where the laser line might be difficult to see. Featuring three indicator lights, a dual-sided level bubble, and an adjustable beeper, the CLD-100 provides precise optical and sound signals for accurate leveling and alignment tasks.


2. Package Contents
Please check the package carefully to ensure all items are present and undamaged:
- 1 x CIGMAN CLD-100 Laser Receiver
- 1 x Mounted Bracket
- 1 x 9V Battery
- 1 x User Manual

3. Specifications
| Category | Detail |
|---|---|
| Brand | CIGMAN |
| Type | Laser Receiver |
| Model | CLD-100 |
| Color | Yellow+Black |
| Power | 9V Battery |
| Working Frequency | 5KHz~10KHz |
| Wavelength | 400-650nm |
| Product Weight | 0.3kg |
| Package Weight | 0.35kg |
| Package Size (L x W x H) | 17 x 8 x 8 cm |

4. Setup
4.1 Battery Installation
- Locate the battery compartment cover on the back of the receiver.
- Slide or unclip the cover to open it.
- Insert the provided 9V battery, ensuring correct polarity (+/-).
- Close the battery compartment cover securely.
4.2 Attaching the Mounted Bracket
The CLD-100 comes with a mounted bracket for easy attachment to a grade rod or other suitable surfaces.
- Align the receiver with the bracket.
- Secure the receiver to the bracket using the screw mechanism.
- Attach the bracket to your desired surface (e.g., grade rod) and tighten the clamp.


4.3 Compatibility Note
IMPORTANT: The CIGMAN CLD-100 laser receiver is NOT compatible with Rotary Laser Levels. It is designed to be used ONLY with CIGMAN line laser levels such as CM701, CM720, CM508, and CM505.
5. Operating Instructions
5.1 Powering On/Off
- Press the power button (usually marked with a power symbol) to turn the receiver ON.
- Press and hold the power button to turn the receiver OFF.
- The receiver features a 10-minute auto shut-off function to conserve battery life if no laser signal is detected.
5.2 Activating Pulse Mode on Laser Level
Before using the CLD-100, ensure your compatible CIGMAN line laser level is set to Pulse Mode. This mode enables the laser receiver to detect the laser beam, especially over longer distances or in bright conditions.

5.3 Detecting the Laser Beam
Hold the receiver with the detection window facing the laser level. Move the receiver up or down until the indicator lights and beeper signal the laser line.
- Indicator Lights: The CLD-100 has three indicator lights (front, side, and back) to provide clear visual feedback from multiple angles.
- An arrow pointing up indicates the receiver needs to move up.
- An arrow pointing down indicates the receiver needs to move down.
- A horizontal line indicates the receiver is on the datum line.
- Audible Beeper: The beeper provides an audible signal. The frequency of the beeps will change as you approach the laser line, becoming a continuous tone when the receiver is centered on the line.
- Sound Mode Switch: Press the sound button (usually marked with a speaker symbol) to toggle the audible beeper ON or OFF.


5.4 Using the Level Bubbles
The CLD-100 is equipped with dual-sided bubble vials (horizontal and vertical) to help ensure the receiver is perfectly level or plumb when taking measurements.
- Check the horizontal bubble vial on the top of the receiver for horizontal alignment.
- Check the vertical bubble vial on the side of the receiver for vertical alignment.

6. Maintenance
- Cleaning: Wipe the receiver with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners. Keep the detection window clean for optimal performance.
- Storage: Store the receiver in a dry, cool place, away from direct sunlight and extreme temperatures. If storing for extended periods, remove the 9V battery to prevent leakage.
- Battery Replacement: Replace the 9V battery when the low battery indicator appears or if the receiver's performance degrades.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Receiver does not turn on. | Dead or incorrectly installed battery. | Check battery polarity; replace with a fresh 9V battery. |
| Receiver does not detect laser beam. |
|
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| Inaccurate readings. |
|
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| Beeper not working. | Beeper is turned off. | Press the sound button to turn the beeper ON. |
8. User Tips
- For best results, always ensure your CIGMAN line laser level is in pulse mode when using the CLD-100 receiver.
- When working outdoors or in very bright conditions, the receiver significantly improves the visibility and working range of your laser level.
- Utilize the dual-sided level bubbles to quickly verify the receiver's orientation for precise measurements.
- The adjustable beeper can be turned off in quiet environments or when visual cues are sufficient.
9. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the contact details provided by your retailer or visit the official CIGMAN website. Keep your purchase receipt as proof of purchase for any warranty claims.