# Latest **URL:** https://forum.cloudray.com/latest.md [Latest](https://forum.cloudray.com/latest.md) · [Categories](https://forum.cloudray.com/categories.md) --- ## [Forum Instructions](https://forum.cloudray.com/t/forum-instructions/7)
**Author:** [@system](https://forum.cloudray.com/u/system)\ **Replies:** 0\ **Last updated:** [January 4, 2021, 2:46pm UTC](https://forum.cloudray.com/t/forum-instructions/7 "2021-01-04T14:46:14Z")
How To Post Your Problem In The Forum 1.Type ‘Cloudray Laser - Best Laser Community’in the search box or jump from the website. 2.Click ‘Sign up’ to register your account and then use your account to login in. 3.W… --- ## [My cloudray Laser never fires at first commissioning](https://forum.cloudray.com/t/my-cloudray-laser-never-fires-at-first-commissioning/1787)
**Author:** [@alainj](https://forum.cloudray.com/u/alainj)\ **Replies:** 0\ **Last updated:** [September 21, 2026, 5:17pm UTC](https://forum.cloudray.com/t/my-cloudray-laser-never-fires-at-first-commissioning/1787 "2026-09-21T17:17:17Z")
Hi, I own a Bluedream 70W from Cloudray (it’s a CR5030) but I try to fire it with no avail. Instead of a complete explanation of what I have already done, I prefer to ask my qustion bit by bit as they occurred. Maybe it… --- ## [I’m having startup and driver installation issues with a Cloudray M2 fiber laser engraver; my PC isn't recognizing the device](https://forum.cloudray.com/t/i-m-having-startup-and-driver-installation-issues-with-a-cloudray-m2-fiber-laser-engraver-my-pc-isnt-recognizing-the-device/1782)
**Author:** [@Jerosame](https://forum.cloudray.com/u/Jerosame)\ **Replies:** 0\ **Last updated:** [August 31, 2026, 3:46am UTC](https://forum.cloudray.com/t/i-m-having-startup-and-driver-installation-issues-with-a-cloudray-m2-fiber-laser-engraver-my-pc-isnt-recognizing-the-device/1782 "2026-08-31T03:46:04Z")
I’m a complete beginner at this; I just bought a Cloudray M2 fiber laser engraver, but I haven't been able to get it working. When I connect it to my laptop, I get a message stating that the device isn't recognized and s… --- ## [Blured output on Font](https://forum.cloudray.com/t/blured-output-on-font/1772)
**Author:** [@PhilG](https://forum.cloudray.com/u/PhilG)\ **Replies:** 0\ **Last updated:** [July 10, 2026, 10:11am UTC](https://forum.cloudray.com/t/blured-output-on-font/1772 "2026-07-10T10:11:37Z")
Hi, I’m new to the group had an issue working on a job this morning… I have a Cloudray 60w MP, whilst imaging some numbers I notice after the first 3 sets the image looked blurred. I am using LB 1.6.03 also tried 5.2 an… --- ## [Laser tube stopped working after only 10 hours of use](https://forum.cloudray.com/t/laser-tube-stopped-working-after-only-10-hours-of-use/1769)
**Author:** [@peterlewis](https://forum.cloudray.com/u/peterlewis)\ **Replies:** 0\ **Last updated:** [July 2, 2026, 2:01pm UTC](https://forum.cloudray.com/t/laser-tube-stopped-working-after-only-10-hours-of-use/1769 "2026-07-02T14:01:32Z")
Why can I not upload the Video of the problem. Says i cannot upload because i am new . That is crazy . I purchased a tube from you RECI 100W , it took monts to get here then I installed it , used it for about 10 hours th… --- ## [EC-30 engraving on mugs Oval instead of circle](https://forum.cloudray.com/t/ec-30-engraving-on-mugs-oval-instead-of-circle/1765)
**Author:** [@Curtis](https://forum.cloudray.com/u/Curtis)\ **Replies:** 1\ **Last updated:** [June 24, 2026, 9:01am UTC](https://forum.cloudray.com/t/ec-30-engraving-on-mugs-oval-instead-of-circle/1765 "2026-06-24T09:01:42Z")
We have the EC-30 and use primarily for yetis and mugs. We have the rotary, but when doing a circle it engraves an oval. Any suggestions? --- ## [DM556S causes ghosting while M542C does not](https://forum.cloudray.com/t/dm556s-causes-ghosting-while-m542c-does-not/1768)
**Author:** [@jarleaax](https://forum.cloudray.com/u/jarleaax)\ **Replies:** 0\ **Last updated:** [June 12, 2026, 8:41am UTC](https://forum.cloudray.com/t/dm556s-causes-ghosting-while-m542c-does-not/1768 "2026-06-12T08:41:29Z")
Hello Cloudray forum I recently replaced the X and Y stepper drivers on my 80W CO2 laser with two new DM556S drivers. My setup: Controller: Ruida RDC6442S-B Motors: 57BHH51-280A-25C (2.8A) Driver settings: 5000 puls… --- ## [Autofocus Problem Brand New GM-100 NEO](https://forum.cloudray.com/t/autofocus-problem-brand-new-gm-100-neo/1729)
**Author:** [@zwc](https://forum.cloudray.com/u/zwc)\ **Replies:** 4\ **Last updated:** [June 6, 2026, 11:57am UTC](https://forum.cloudray.com/t/autofocus-problem-brand-new-gm-100-neo/1729 "2026-06-06T11:57:11Z")
I received my GM-100 NEO on Sunday. I setup but have a few issues. Overall the machine is working - I can engrave and cut without issue and have it connected to Lightburn 2.0.03. When I press the Autofocus button, the… --- ## [M55 300mm len for Cloudray LiteMarker M2 de 60W JPT Mopa](https://forum.cloudray.com/t/m55-300mm-len-for-cloudray-litemarker-m2-de-60w-jpt-mopa/1762)
**Author:** [@Abel](https://forum.cloudray.com/u/Abel)\ **Replies:** 0\ **Last updated:** [April 2, 2026, 5:53pm UTC](https://forum.cloudray.com/t/m55-300mm-len-for-cloudray-litemarker-m2-de-60w-jpt-mopa/1762 "2026-04-02T17:53:55Z")
Hi all, Anyone know where I can find this len ? It must have a diameter of 60mm instead of 64mm --- ## [Full Spectrum H Series 20x12 Conversion](https://forum.cloudray.com/t/full-spectrum-h-series-20x12-conversion/1750)
**Author:** [@Dadswgn](https://forum.cloudray.com/u/Dadswgn)\ **Replies:** 0\ **Last updated:** [February 28, 2026, 4:29pm UTC](https://forum.cloudray.com/t/full-spectrum-h-series-20x12-conversion/1750 "2026-02-28T16:29:39Z")
Hello, I acquired an older FSL Hobby Series machine. Everything works just fine, Laser fires ( Looks to have a Cloudray 35w tube inside) , X and Y axis moves just fine, Limit switches and all safety interlocks ( coolant… --- ## [Origin, X-Axis Galvo, and backwards text](https://forum.cloudray.com/t/origin-x-axis-galvo-and-backwards-text/1749)
**Author:** [@ElCapitan](https://forum.cloudray.com/u/ElCapitan)\ **Replies:** 1\ **Last updated:** [February 25, 2026, 9:46pm UTC](https://forum.cloudray.com/t/origin-x-axis-galvo-and-backwards-text/1749 "2026-02-25T21:46:51Z")
I have a Cloudray GM-100 and i’m running lightburn (MacOS), rotary d80 In lightburn my origin is at bottom left which in my brain would be front left on the laser workspace. Everything i’ve engraved is done on rotary w… --- ## [Focus Issues](https://forum.cloudray.com/t/focus-issues/1744)
**Author:** [@Doug](https://forum.cloudray.com/u/Doug)\ **Replies:** 1\ **Last updated:** [February 25, 2026, 2:08am UTC](https://forum.cloudray.com/t/focus-issues/1744 "2026-02-25T02:08:04Z")
I have recently developed an issue with my fiber laser (60 watt MOPA JPT) where the focus appears to be having issues. The main focal point has changed within the past month or so from what I would have been using for th… --- ## [GM-100 Camera](https://forum.cloudray.com/t/gm-100-camera/1747)
**Author:** [@ElCapitan](https://forum.cloudray.com/u/ElCapitan)\ **Replies:** 1\ **Last updated:** [February 25, 2026, 2:04am UTC](https://forum.cloudray.com/t/gm-100-camera/1747 "2026-02-25T02:04:52Z")
Looking for any information on how to set this up and what the dongle is for? No view shows up in lightburn for calibration or capture or anything --- ## [UV-P-5 Lens Identification](https://forum.cloudray.com/t/uv-p-5-lens-identification/1746)
**Author:** [@WV\_Kokamo](https://forum.cloudray.com/u/WV_Kokamo)\ **Replies:** 1\ **Last updated:** [February 25, 2026, 1:49am UTC](https://forum.cloudray.com/t/uv-p-5-lens-identification/1746 "2026-02-25T01:49:58Z")
My UV-P-5 came with a lens preinstalled and another in a box. I have looked through the manual and can’t find which lens is for inner crystal engraving and which is for the surface engraving? The one preinstalled has the… --- ## [UV-P-5 Tutorials?](https://forum.cloudray.com/t/uv-p-5-tutorials/1745)
**Author:** [@WV\_Kokamo](https://forum.cloudray.com/u/WV_Kokamo)\ **Replies:** 0\ **Last updated:** [February 19, 2026, 10:10am UTC](https://forum.cloudray.com/t/uv-p-5-tutorials/1745 "2026-02-19T10:10:32Z")
I have recently purchased the UV-P-5 and am looking for tutorials for the inner engraving and surface engraving for whatever materials the machine is able to work on. I am interested in any UV-P-5 tutorials, settings pe… --- ## [Step One](https://forum.cloudray.com/t/step-one/1710)
**Author:** [@brandonrife](https://forum.cloudray.com/u/brandonrife)\ **Replies:** 1\ **Last updated:** [February 7, 2026, 6:30pm UTC](https://forum.cloudray.com/t/step-one/1710 "2026-02-07T18:30:22Z")
Hello, I just set up the UV-P-5 laser but can’t do anything with it. I don’t see any applications to install on the USB drive. The only install that I can find is at LM1754462024001/Software/Software operating environme… --- ## [RUIDA RDC8445S Firmware download and Documentaion](https://forum.cloudray.com/t/ruida-rdc8445s-firmware-download-and-documentaion/1743)
**Author:** [@Alexa3D](https://forum.cloudray.com/u/Alexa3D)\ **Replies:** 0\ **Last updated:** [January 28, 2026, 7:14pm UTC](https://forum.cloudray.com/t/ruida-rdc8445s-firmware-download-and-documentaion/1743 "2026-01-28T19:14:04Z")
Hello, where i can find RUIDA RDC8445S Firmware download and Documentaion. --- ## [RDC6445S(EC) communication failures](https://forum.cloudray.com/t/rdc6445s-ec-communication-failures/1740)
**Author:** [@ENES](https://forum.cloudray.com/u/ENES)\ **Replies:** 0\ **Last updated:** [January 26, 2026, 1:10pm UTC](https://forum.cloudray.com/t/rdc6445s-ec-communication-failures/1740 "2026-01-26T13:10:16Z")
Hello, I tried to start the machine but it gave a communication failure error. When I turn on the machine, it resets to zero. I can only use it to cut the last design I made, but I can’t see new or old designs. I can’… --- ## [Alternate to U-Disk](https://forum.cloudray.com/t/alternate-to-u-disk/1739)
**Author:** [@bnaweli](https://forum.cloudray.com/u/bnaweli)\ **Replies:** 0\ **Last updated:** [January 25, 2026, 10:00pm UTC](https://forum.cloudray.com/t/alternate-to-u-disk/1739 "2026-01-25T22:00:01Z")
I have a 50w QS; I have misplaced my U-Disk and need to reinstall. What are my options? I did a systems update on my laptop and now the USB connection is not recognized. The USB wire is good, Lightburn is good. I have 2… --- ## [Ruida RDC6432G Network IP does not work](https://forum.cloudray.com/t/ruida-rdc6432g-network-ip-does-not-work/1734)
**Author:** [@Alexa3D](https://forum.cloudray.com/u/Alexa3D)\ **Replies:** 0\ **Last updated:** [January 23, 2026, 12:12pm UTC](https://forum.cloudray.com/t/ruida-rdc6432g-network-ip-does-not-work/1734 "2026-01-23T12:12:13Z")
Hello, i have a new Ruida RDC6432G and i will use the Webserver from it The Network IP does not work 10.221.1.100 I become no connection to it. WHY ? --- ## [New RDC6432G first start, Getting Startet !?](https://forum.cloudray.com/t/new-rdc6432g-first-start-getting-startet/1733)
**Author:** [@Alexa3D](https://forum.cloudray.com/u/Alexa3D)\ **Replies:** 1\ **Last updated:** [January 22, 2026, 7:28pm UTC](https://forum.cloudray.com/t/new-rdc6432g-first-start-getting-startet/1733 "2026-01-22T19:28:48Z")
Hello together, i have a new 60W Co2 Laser. I removed the old M3 NANO Controller and i put in the new RDC6432G Controller. Later i will not work with CorelDraw maybe with Lightburn. That is why i changed the Controll… --- ## [Total Newb here trying to buy before the sale ends today (1/18/26)BUT not sure which to get the 60W or the 100W?](https://forum.cloudray.com/t/total-newb-here-trying-to-buy-before-the-sale-ends-today-1-18-26-but-not-sure-which-to-get-the-60w-or-the-100w/1732)
**Author:** [@ElCapitan](https://forum.cloudray.com/u/ElCapitan)\ **Replies:** 0\ **Last updated:** [January 18, 2026, 5:46pm UTC](https://forum.cloudray.com/t/total-newb-here-trying-to-buy-before-the-sale-ends-today-1-18-26-but-not-sure-which-to-get-the-60w-or-the-100w/1732 "2026-01-18T17:46:45Z")
I want to engrave light saber hilts made of aluminum mostly and occasionally brass. I’m trying to decide today before the sale ends tonight on which to buy the MP-60 or the MP-100. I envision doing this on a rotary wit… --- ## [CLOUDRAY CAD Software](https://forum.cloudray.com/t/cloudray-cad-software/1708)
**Author:** [@serra-graphie](https://forum.cloudray.com/u/serra-graphie)\ **Replies:** 4\ **Last updated:** [December 15, 2025, 8:14am UTC](https://forum.cloudray.com/t/cloudray-cad-software/1708 "2025-12-15T08:14:55Z")
When I ordered the 5W UV P laser, I saw the Lightburn logo prominently displayed, which is why I chose your brand. You make a lot of production videos with Lightburn software, but for my machine, you tell me it only work… --- ## [Airmark2 20](https://forum.cloudray.com/t/airmark2-20/1731)
**Author:** [@Codpilot](https://forum.cloudray.com/u/Codpilot)\ **Replies:** 0\ **Last updated:** [December 13, 2025, 10:10pm UTC](https://forum.cloudray.com/t/airmark2-20/1731 "2025-12-13T22:10:23Z")
Was just given an Airmark2 and need some help finding drivers and a manual if possible. Anyone have any pointers to these things? Thanks in advance! --- ## [Live Frame (Preview) too dim to properly align project](https://forum.cloudray.com/t/live-frame-preview-too-dim-to-properly-align-project/1730)
**Author:** [@tomballpawn](https://forum.cloudray.com/u/tomballpawn)\ **Replies:** 0\ **Last updated:** [December 6, 2025, 8:35pm UTC](https://forum.cloudray.com/t/live-frame-preview-too-dim-to-properly-align-project/1730 "2025-12-06T20:35:29Z")
I have a Cloudray 50w MOPA running on Lightburn 2.0.05. After a recent update the Frame Preview is too dim to see for proper alignment on the project. I have been to the lightburn forums, but they just sent me here. Any … --- ## [6442g Controller loses settings after power up](https://forum.cloudray.com/t/6442g-controller-loses-settings-after-power-up/1727)
**Author:** [@WaynevanWijk](https://forum.cloudray.com/u/WaynevanWijk)\ **Replies:** 1\ **Last updated:** [November 17, 2025, 8:47am UTC](https://forum.cloudray.com/t/6442g-controller-loses-settings-after-power-up/1727 "2025-11-17T08:47:38Z")
I have seen similar posts here, but none of the solutions have worked for me. I am running a new RDC6442g. On startup, the control panel defaults to a bed size of 10,000 x 10,000 and does not auto home. I can manually h… --- ## [RK-CAD application](https://forum.cloudray.com/t/rk-cad-application/1718)
**Author:** [@serra-graphie](https://forum.cloudray.com/u/serra-graphie)\ **Replies:** 0\ **Last updated:** [October 20, 2025, 8:26am UTC](https://forum.cloudray.com/t/rk-cad-application/1718 "2025-10-20T08:26:29Z")
Topic Hello, Can you help me with the RK CAD software interface? Some menus, such as “Dimensional Control,” are missing. whereas according to the manual the interface is incomplete. Does anyone have the same problem… --- ## [Power Supply T100 v2.0 Not working](https://forum.cloudray.com/t/power-supply-t100-v2-0-not-working/1717)
**Author:** [@billraro](https://forum.cloudray.com/u/billraro)\ **Replies:** 0\ **Last updated:** [October 16, 2025, 10:53pm UTC](https://forum.cloudray.com/t/power-supply-t100-v2-0-not-working/1717 "2025-10-16T22:53:50Z")
My almost new t100 power supply just stopped working- there is no fan action and no lights come on at all on the power supply - test button does nothing- there is power to the ac plug but no reaction from the unit at al… --- ## [Laser Controller will not connect to PC](https://forum.cloudray.com/t/laser-controller-will-not-connect-to-pc/1229)
**Author:** [@Bill](https://forum.cloudray.com/u/Bill)\ **Replies:** 2\ **Last updated:** [October 6, 2025, 9:43pm UTC](https://forum.cloudray.com/t/laser-controller-will-not-connect-to-pc/1229 "2025-10-06T21:43:27Z")
Order/Invoice ID: #20691 Issue Product Name: MP-60 LiteMarker 60W Split Laser Engraver Fiber Marking Machine Issue Description: USB from Laser gets - "Unknown USB Device - Device Descriptor Request Failed Issue Scena… --- ## [Fiber laser not marking](https://forum.cloudray.com/t/fiber-laser-not-marking/1714)
**Author:** [@Crone](https://forum.cloudray.com/u/Crone)\ **Replies:** 0\ **Last updated:** [October 3, 2025, 12:40am UTC](https://forum.cloudray.com/t/fiber-laser-not-marking/1714 "2025-10-03T00:40:52Z")
I have a fiber laser that is not marking. I have tried EZCAD and lightburn. I have tried 2 different computers. It will frame but not mark unless you unplug the USB while it shows as processing. Any advice would help. [Next page](https://forum.cloudray.com/latest.md?page=1)