1. پیژندنه
Thank you for choosing the OMTech 70W CO2 Laser Engraver and Cutter. This manual provides essential information for the safe and efficient operation, setup, and maintenance of your new laser machine. Please read this manual thoroughly before operating the device to ensure proper usage and to prevent damage or injury.
This laser engraver is designed for precision engraving and cutting of various materials, featuring a 400x750 mm (16x30 inch) workbed, autofocus capability, and Ruida controls. It is compatible with LightBurn software and supports Windows, Mac OSX, and Linux operating systems, making it suitable for a wide range of home DIY and professional applications.

Figure 1.1: The OMTech 70W CO2 Laser Engraver and Cutter, showcasing its design and the LightBurn software logo.
2. د خوندیتوب معلومات
Operating a laser engraver involves inherent risks. Adhere to all safety guidelines to prevent injury or damage to the equipment. This device is a Laser Class 2 product with 0.827 mW output power.
2.1 عمومي خوندیتوب احتیاطونه
- Always wear appropriate laser safety glasses when the laser is in operation.
- Ensure proper ventilation to remove fumes and smoke generated during engraving/cutting.
- هیڅکله ماشین د کار کولو پرمهال بې پامه مه پریږدئ.
- د اور وژنې وسیله نږدې وساتئ او پوه شئ چې څنګه یې وکاروئ.
- هغه مواد مه نقاشي کوئ یا پرې کوئ چې زهرجن بخارات تولیدوي یا ډیر سوځیدونکي وي.
- ډاډ ترلاسه کړئ چې ماشین په سمه توګه مینځل شوی.
- لاسونه او لوڅې جامې له خوځنده برخو لرې وساتئ.
- د هر ډول ساتنې یا پاکولو دمخه بریښنا قطع کړئ.
2.2 بیړنی بند
Locate the emergency stop button on the control panel. In case of any emergency, press this button immediately to halt all machine operations.
3. محصول ختم شوview او اجزا
The OMTech 70W CO2 Laser Engraver is equipped with several key features for optimal performance and user convenience.

Figure 3.1: Key features of the OMTech 70W CO2 Laser Engraver, including engraving area, laser tube power, autofocus, and auto-lift platform.
3.1 اصلي برخې
- 70W CO2 Laser Tube: The core component for engraving and cutting.
- د آٹو فوکس سیسټم: Automatically adjusts the laser focus for different material thicknesses.
- Electric Lift Workbed: Allows for easy adjustment of the working distance.
- Ruida Control Panel: Intuitive interface for machine operation and settings.
- 16" x 30" (400x750 mm) Engraving Area: برابروي ampد مختلفو پروژو لپاره ځای.
- Debris Collection System: Helps manage waste materials.
- 4-Way Pass-Through Doors: Enables processing of larger materials.
- Transparent Acrylic Glass Cover: د خوندیتوب لپاره viewing of the engraving process.

Figure 3.2: Visual breakdown of the OMTech laser engraver's key components, including the work bed, debris collection, laser tube, control panel, autofocus, and pass-through.
4. د تنظیم کولو لارښود
Follow these steps for the initial setup of your OMTech laser engraver.
4.1 پاکول او ځای پرځای کول
- Carefully remove the machine from its packaging. It is recommended to have at least two people for this process due to the machine's weight (approximately 114 kg).
- نقاش په یوه مستحکم، هواره سطحه کې په ښه هوا لرونکي سیمه کې ځای په ځای کړئ، د اور اخیستونکو موادو څخه لرې.
- Ensure there is sufficient space around the machine for operation and maintenance, especially for the 4-way pass-through doors.
4.2 د پردیو سره نښلول
- Connect the exhaust fan system to the machine and vent it outdoors or to a suitable filtration system.
- Connect the water chiller (not included, but essential for laser tube cooling) to the laser tube's inlet and outlet ports. Ensure the chiller is filled with distilled water.
- Connect the power cable to a grounded electrical outlet.
- Connect the machine to your computer via USB or Ethernet cable.
5. عملیاتي لارښوونې
This section details the basic operation of your laser engraver.
۵.۱ د بریښنا فعالول او لومړني چکونه
- Ensure the water chiller is running and circulating water through the laser tube.
- د ماشین اصلي بریښنا سویچ چالان کړئ.
- The Ruida control panel will power on.

Figure 5.1: The Ruida Digital Control Panel, showing its display and various function buttons.
5.2 Loading Material and Focusing
- Place your material onto the workbed.
- Use the electric lift workbed controls on the Ruida panel to adjust the bed height.
- Utilize the autofocus function by pressing the dedicated button on the control panel. The machine will automatically adjust the laser head to the correct focal distance for your material.

5.2 شکل: تړل view of the autofocus mechanism, which automatically corrects focus at the touch of a button.
5.3 Starting a Job
- Prepare your design in LightBurn or other compatible software (see Section 6).
- Send the job to the laser engraver.
- On the Ruida panel, select the job and press "Start" or "Run/Pause".
- Monitor the engraving/cutting process closely.
6. Software & Connectivity
Your OMTech laser engraver is designed for seamless integration with various software platforms.
6.1 Compatible Systems
The machine is compatible with:
- د وینډوز عملیاتي سیسټمونه
- Mac OSX operating systems
- Linux operating systems

Figure 6.1: Visual representation of the laser engraver's compatibility with Windows, Linux, and Mac OS.
6.2 وړاندیز شوی سافټویر
- رڼا: Highly recommended software for laser engraving and cutting, offering powerful design and control features.
- RDWorks: Included software for Windows users.
- CorelLaser: Included software for Windows users, compatible with CorelDRAW.
- د دریمې ډلې سافټویر: Compatible with other software like AutoCAD.
For detailed instructions on software installation and usage, please refer to the respective software manuals or online resources.
7. ساتنه او پاملرنه
منظم ساتنه ستاسو د لیزر نقاشۍ اوږد عمر او غوره فعالیت تضمینوي.
7.1 ورځنی ساتنه
- Clean the workbed and debris collection system after each use.
- Inspect the laser lens and mirrors for dust or debris. Clean gently with a lens cleaning solution and cotton swab if necessary.
- Check the water level and temperature in the chiller.
۴.۲ اونيزه/میاشتنۍ ساتنه
- Clean and lubricate the guide rails and bearings to ensure smooth movement of the laser head.
- Inspect the laser tube for any signs of damage or degradation.
- Replace the water in the chiller with fresh distilled water.

Figure 7.1: Close-up of the 70W CO2 laser tube, which produces stable beams over its long service life.
8. ستونزه حل کول
دا برخه هغه عامې ستونزې په ګوته کوي چې تاسو ورسره مخ کیدی شئ او د هغوی احتمالي حلونه.
| ستونزه | احتمالي لامل | د حل لاره |
|---|---|---|
| لیزر ډزې نه کوي | No water flow from chiller, chiller error, laser tube issue, power supply issue. | Check chiller connection and water level. Verify laser power supply. Contact support if tube is faulty. |
| د نقاشۍ/ پرې کولو ضعیف کیفیت | Incorrect focus, dirty lens/mirrors, wrong power/speed settings, material issues. | Perform autofocus. Clean optics. Adjust power/speed settings in software. Ensure material is suitable. |
| ماشین له کمپیوټر سره نه نښلي | Loose USB/Ethernet cable, driver issues, software settings. | Check cable connections. Reinstall drivers. Verify software communication settings. |
| Workbed not moving | Motor issue, control panel issue, obstruction. | Check for obstructions. Restart machine. If problem persists, contact support. |
9. تخنیکي مشخصات
| مشخصات | تفصیل |
|---|---|
| د ماډل شمیره | USB7B47 OMTCA |
| د لیزر ډول | CO2 لیزر |
| د لیزر ځواک | 70W |
| لیزر ټولګي | Class 2 (0.827 mW output power) |
| د نقاشۍ ساحه | 400 x 750 ملي میتر (16 x 30 انچ) |
| Workbed Type | Electric Lift Workbed (Dual Honeycomb & Knife Blade Platforms) |
| د کنټرول سیسټم | Ruida Controls |
| مطابقت لرونکی سافټویر | LightBurn, RDWorks, CorelLaser, AutoCAD |
| مطابقت لرونکی OS | وینډوز، میک او ایس ایکس، لینکس |
| د محصول ابعاد | 125.98 x 91.95 x 87.12 سانتي متره (49.6 x 36.2 x 34.3 انچه) |
| د توکي وزن | ۷.۰ کیلو ګرامه (۱۵.۵ پونډه) |
| مواد | LCD (likely referring to the control panel display) |

Figure 9.1: The spacious 16" x 30" engraving area, providing over 3.3 square feet for projects.
10. تضمین او ملاتړ
For warranty information and technical support, please refer to the official OMTech website or contact their customer service directly. Keep your purchase receipt and model number (USB7B47 OMTCA) handy for any inquiries.
You can visit the OMTech Store for more information: OMTech Official Store





