Calibrate xyz steps ender 3



  • Calibrate xyz steps ender 3. Apr 10, 2022 · To calibrate the Z-axis on your 3D printer, download and 3D print an XYZ calibration cube and measure the Z-axis with a pair of digital calipers. If it will not fit, that will not be steps problem but software or bed or extruder. The new value can be set by sending the Gcode command below to your printer or you can also put it into your printer firmware. However UM made it hard to adjust steps/mm for a very good reason. The exact steps may vary slightly depending on your printer’s firmware, but generally Before starting this test, first calibrate the probe X, Y, and Z offsets as described at the beginning of this document. This guide will help you better understand motor steps and how to calibrate e-steps on your 3d printer to get repeatable, highly accurate prints. com/Jyers/Marlin/releasesFollow me on twitter!https://twitter. However, you’ll have to use the connected slicer software to send the G-Code to the printer for others. Some stepper motors are "0. Once you’ve properly calibrated your extruder steps, it means that when you tell your 3D printer to extrude 100mm of filament, it actually extrudes Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. ///// Note that I recommend calibrating the extruder before proceeding with this calibration step. Here are the steps to follow on the Ender 3. 5 preset to 7. Guide to Perfecting Z-Axis Calibration on Your 3D Printer: The XYZ Calibration Cube is your best friend in this process. Jan 28, 2024 · Hello all, I love my V3 KE. Just ask the printer to move 100mm. 6. k. This is going to give us spectacular results o Apr 30, 2023 · Extruder calibration; Retraction test; 1. I was getting really bad under extrusion. To further calibrate your 3D printer print one out and you can then measure this models dimensions against the expected dimensions. Titled by websites as Best 3D Printer under $200, the Ender 3 has been a topic of interest for many humans since its creation. Having discussed the optimal Cura settings and common print issues of the Ender-3 V3 SE, we’ll conclude with some other tips to attain high-quality prints. 1 mm deviation. - https://amzn. Jan 12, 2022 · Calibrate The Steps Per/MM for the X, Y, And Z-Axis; How to Fix Ender 3/Pro Z Cable Too Short. The first layer of your print lays the groundwork for the rest of your print, and thus its accuracy is With the right calibration, you can unlock the full potential of your Ender 3 Pro and achieve impressive print quality. Even the Ender 3s are only great if calibrated correctly. 9. Prime the printer. Caliper or Ruler. 42 mm. With these three variables we'll be solving for a 'New M92 value. To do this, simply go into your Ender 3 display screen and select “Prepare”, then select “Preheat PLA”. 7 32 bits silent mainboard. 2 . The XYZ cube came out pretty well, with a couple of exceptions. This is a very simple quick process that you can do completel Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. If you have an Ender 3, Bltouch v 3. 4. This geometric marvel possesses precise dimensions that will let you gauge whether your printer’s calibration is on point. 57 KB Download Instructions for Calculator Use First, level your bed. Calibration walkthrough. Nov 7, 2020 · Creality Ender-3: 95. The X and Y faces (surfaces) could be better. Jul 13, 2024 · Discover how to precisely calibrate your 3D printer and optimize slicer settings with our comprehensive guide. The return answer will have a value at the end of the statement such as “E93. Other stepper motors are rare. All you are looking for is how much filament is being moved by the gears with no resistance. To perform this test, you’ll need to print a cube and measure its dimensions using a caliper. Note the distance travelled and calculate your new steps. A caliper. However the Z axis was horribly off, measuring at 19. For the other axes the stock settings will be correct, because they're purely derived from the mechanical properties of the system. Updated Jun 23, 2023. 8 degree steppers" and therefore have 200 full steps per rotation (360 divided by 1. The process is to have a known target you are trying to reach and then measure the actual value. Oct 24, 2022 · Here’s how you can set the Z Offset on an Ender 3: Use the Ender 3 control screen; Use custom G-Code; Use your slicer software; Manual calibration by adjusting the limit switches; Use the Ender 3 Control Screen. 1, and MicroSwiss D For use with marlin-based cartesian (XYZ) printers to calibrate the stepper motor movement of X, Y,Z, and Extruder Tools you will need. Direct drive is a different beast that uses much shorter retraction distances! Jan 10, 2022 · How to know the mainboard version of your Ender 3? The new Ender 3 Pro and the Ender 3 V2 come with Creality 32 bits silent mainboards, either version 4. 0000000000mm calibration cube (cry silently in your bed that your 150mm print is like a mile off) Dec 10, 2022 · The first step to properly level your Ender 3 is to preheat the bed surface to a temperature that you normally use for your filament. 2 Tested A*B/C=V A = desired distance of travel B = e-steps number (defaults on Ender 3 are X: 80; Y: 80, Z: 400, Extruder: 93) C = actual distance of travel V = New value of e-stepCalibration Manual extruding path Menu / Prepare / Move Axis / Extruder / 1mm Oct 27, 2022 · For the original Ender 3 and the Ender 3 Pro, the belts can be accessed by unscrewing the brackets that secure the bearings. Whether you're looking for guides on calibration, advice on modding, or simply want to share your latest 3D prints on the Ender 3, this subreddit is your go-to hub for support and inspiration. t Mar 2, 2022 · The first layer is the most important part of the print, regardless of the printer. Get it right with these Ender 3 Z offset tips! May 28, 2024 · Step-by-Step Guide to Ender 3 V3 SE Extruder Calibration Step-by-Step Guide to Ender 3 V3 SE Extruder Calibration Accessing the Calibration Menu. 7 Motherboard)/ Ender-3 V2/ Ender-3 V2 NEO/ Ender-3 V3 SE Jan 14, 2022 · In this video i'm going to show you how to calibrate the E-steps on your Ender 3 v2 3d printer. Calibrate your esteps (or set to 97 if you are using a stock extruder and are lazy) and make sure your first layer isn't being squished hard. And, while both extrusion systems print similarly, it’s worth noting that Bowden-drive printers typically require a higher E-step value than direct-drive machines. ” The problem is that I’ve found that calculating your rotation distance isn’t accurate enough either. X, Y & Z written on the axis. Result analysis: Because in the calibration comparison of the actual printing effect, we found that when the layer height is around 20mm, the printing effect will be worse as we go up, so we can conclude that the current value of 20 is the best printing effect, so we It can Sep 26, 2016 · Hi guys,This is our guide on how to correctly check and calibrate the X, Y and Z steps and also the Extruder steps. I'll show you how to calibrate the E-steps and flow rate for an Ender 3 or other FDM 3D printer. Here, enthusiasts, hobbyists, and professionals gather to discuss, troubleshoot, and explore everything related to 3D printing with the Ender 3. How to Fix Ender 3 Z-Steps Per Mm; How To Mar 23, 2021 · If the dimensions of your printed objects are out, this video will show how to use a dial gauge to measure and adjust your steps per mm for the X, Y and Z ax PROBE X,Y,Z OFFSETS & TRAVEL LIMITS - CALIBRATE CENTER OF BED AND PROBE MARGINS. I didn't also touch the steps of XYZ because it should be already good. Wish to master the XYZ steps? Craft a 20mm XYZ Calibration Cube and assess its precision. When required: This step is not necessary for many people, but is still worth doing if you are going over the machine in detail. 3D Printer E-Step Calibration – The Easy Way! The default E-step value for an Ender 3 is 93, but if you’ve upgraded certain parts, like switching to direct drive, you’ll need to recalibrate to avoid over or under-extrusion. But when I attach the Bowden tube and extrude, the nozzle is all wrong. I investigate how flow rate actually affects the print's mea Dans cette vidéo, je vous montre comment je calibre ma Ender 3. 6mm@25mm/s is a very popular number used for retraction on Creality printers with Bowden tube setups and it is the default setting in the Cura Ender 3 Profile as of 4. Mar 3, 2023 · Bowden setups are common on older, budget 3D printers, like the Creality Ender 3 and Ender 3 V2, but direct drive printers are on the come-up. Not loose at all. Discover tips for adjusting screws, leveling the bed, tightening belts, and more. We’ll need a couple of tools to get started, something to measure and something to mark. Follow these steps to level the bed of your Ender 3 Pro: Sep 13, 2020 · Once you’ve 3D printed and measured your calibration cube, depending on the measurement, you will need to adjust your steps/mm directly in your printers firmware. to/3U7heyc A sharpie or permanent marker. com/user?u=806627In this video I show you what goes into calibrating your 3D printer Mar 18, 2023 · The method that I used to calibrate is described here, Stupid Fast Way To Calibrate E Steps On Ender 3 (V2/Pro), calibrated with and without the Bowden tube - on the another end before nozzle. The results don’t seem to fit the X Y offset called for in the menu option / Tool/ Manage printer/ Extrusion 1. I extruded 50mm in software and my measured actual extrusion was 49. a Extruder e-Steps (2 minutes, need a ruler and a pen or piece of tape) Ensure your bed is level relative to your hot end - a. Then we need the two measurements we just took. Jun 23, 2023 · Ender 3 (V2/Pro) Calibration: 5 Simple Steps. The steps per millimeter (steps/mm) calculation is used to calibrate the X, Y, Z and E axis of your 3D printer. By using something like this: and measuring the steps using a micrometer, I’ve consistently found that the calculated value Tips for Achieving High-Quality Prints with the Ender-3 V3 SE. Go into “Temperature” and then “Nozzle” For the estep calibration I imagine it was 100%, because the command I used was G1 E100 F100. To ensure proper adhesion and consistent first layers, it is essential to start with a leveled print bed. Most stepper motors are "1. We need 3 variables to calibrate our X-axis. - Jul 21, 2019 · This is the Ultimate beginner's guide to the Ender 3! welcome to the channel! this video will show you how to read your calibration cube, to diagnose problem Always do your e-steps with one end of the bowden tube disconnected. Before beginning the calibration process, you’ll need to access the calibration menu on your Ender 3 V3 SE. 467. Supported tunings: E Steps - calibrating number of steps/mm for E extruder; XYZ Steps - calibrating number of steps/mm for axes X, Y and Z; PID Auto-tune - calibration Proportional gain, Integral gain and Derivative values for hot-end and heated bed; Learn how to calibrate your Ender 3 (V2/Pro) in 6 easy steps for precise 3D printing. If all axes measure exactly 20mm, well and good, but if there is a difference even in fractions, you need to calibrate the XYZ steps. See Chapter: Basic Calibration, for a link to the web site and some printables to help with the XYZ You never need to calibrate x y and z steps on an ender 3. All3DP Printables Basics Buyer's Guides News Rapid + TCT 2024 Steps per milimeter. Cette méthode est un peu plus simple et plus rapide que celle que j'utilisait avant. If it doesn’t have the correct measurement, adjust the Z-steps until the measurement is correct. . All suggestions welcome. com/DtopinventionsDid this video help you out? Learn so Sep 3, 2023 · Mark your fillament at 100mm and 120mm as it's shown on tape measure, by mistake i wrote 110mmEsteps calculator: https://www. 6 steps/mm. a Sep 7, 2022 · My first 3D printer purchase was a Creality Ender 3 V2. This is a quick video guide showing you how to do your e-steps calibration. Love the channel? Consider supporting me on Patreon:https://www. It's slightly wider at the bottom as if it's squashed and the Z measurement is slightly under sized. Mar 30, 2023 · Read all about extruder calibration to get great prints! Extruder Calibration: How to Calibrate E-Steps. 3 Analyze calibration results and adjust related parameters 1. The default slicer profiles you can find online for Creality printers like the Ender 3, CR-10, or Ender 5 will typically have good starting settings which you can use to print out of the box. Feb 28, 2022 · Related: Ender 3 dual extruder upgrade. Oct 22, 2022 · To calibrate the XYZ steps of an Ender 3 you can 3D print a 20mm XYZ Calibration Cube. 2 or 4. In this video we're going to calibrate our XY & Z Steps that will make our prints more dimensionally accurate. The total time from hitting start (with calibration set to YES) to starting the print was 6 minutes. XYZ steps Calibration Aim: To ensure that when the firmware attempts a certain amount of X, Y, and Z travel, the actual movement of the machine is accurately matches. E-steps refers specifically to E, the extruder. by Che Simons, Emmett Grames Updated Mar 30, 2023 . We would like to show you a description here but the site won’t allow us. th3dstudio. Bed Leveling. First we need the 'Current M92 value' for X we made a note of in step one. Check The Cable For Any Tangles; Open The Control Box and Check For Zip-Tied Cables; Use Cable Extenders; Install A Cable Chain For Cable Management; How to Fix Ender 3 Z-Steps Per mm & Calibrate the Z-Axis. Learn how to correctly set your Ender 3 V2 Z offset so that you can optimize your 3D prints! Apr 18, 2024 · I am trying to improve the dimensional accuracy of my Ender 3 S1 Pro and I printed a calibration cube. If you have not done it already, and you want to, you could calibrate your printer. Permanent Marker. Using an ender 3 s1 pro - I am working on tuning it up for printing at 160ms and thought I would try my hand at calibrating E steps, as I had already done resonance testing. The tension on my extruder arm seems good. Permanent Marks; Calipers or Rulers; How to Calibrate a 3D Printer: Sep 16, 2022 · Wonky tolerances or other issues? 3D print a calibration cube and follow our guide on XYZ calibration cube troubleshooting. If your Ender V2/S1 printer does not have hardware modifications (stock) you can use the firmware as it is, for Neo, Max, Plus printers or if you made any hardware changes (bed, hot-end, fan duct, etc. short video on how to calibrate your extruder. In this case, the instructions are not directly applicable to you. My prints were terrible before calibration. Hey guys it's me again! I know it has been a while again. Rather than jus Jul 28, 2016 · Calculations for calibrating X-axis. ' Current M92 value = 80. 8 is 200). The printer will start the calibration by aligning the Z-axis. …related, is the I'm trying to calibrate my ender 3. One way to set your Z Offset is to do it using the display on your Ender 3. It's best to set X to 0 and line up a good ruler and move X to 220 and check accuracy that way. Have printed like 6 jobs and they’ve turned out well. (Prepare -> Auto Home) Feb 26, 2020 · In this video, Calibrating your 3D printer, I'm going to show you how you can calibrate your 3D printer. Dec 25, 2023 · Extruder calibration is essential for producing consistent, high-quality prints. Then home the printer and navigate to the first XY position. Creality Ender-5: 92. Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. The issue persisted. Desired movement = 70mm . My first xyz calibration cube was fairly close on the X and Y dimensions, with less than 0. If you print an XYZ calibration cube and it ends up with the same look and measurements as the model in the slicer, it’s safe to say that the printer is well-calibrated. I checked out my extruder and didn't find any issues. Divide that number by the filament it actually used (the value we wrote down in the previous step) and we find the correct Extruder Steps for Hi all, I just got myself an Ender 3 V2 a couple of days ago and I'm pretty happy with it. Jul 15, 2017 · Do not calibrate x and y and z steps with your calibration cube. May 30, 2022 · Another user suggested that before you print the XYZ calibration cube, it is a good idea to first calibrate your 3D printer’s extruder steps/mm. Aug 9, 2021 · You can calibrate the E-steps using the control interface of some printers like the Ender 3, Ender 3 V2, the Ender 5, and plenty more. This same calculation is used regardless of the axis. Trying to work on calibrating my XYZ steps, but the only Feb 20, 2024 · This is true for popular printers like the older Ender 3 series, Ender 5 series, Creality CR-10, Anet A8, and many more. (If you’re looking for resin 3D printer calibration, click Dec 26, 2021 · The rotation distance MD document says to not use a “measure and trim” type of method to calibrate x, y, or z type axes because it’s “not accurate enough. I guess that these two issues are related? X and Y are pretty good for tolerance. Calculate Extruder Steps. 00” (stock Ender 3 or Ender 5). Once this is done you are able, if your 3D printer allows it, to adjust your Steps per mm in your printers firmware. Creality V4. Jan 30, 2024 · Calibration test-cube for 3D printers. Instead, load your filament and mark a line somewhere along your filament that’s 150mm long. 9 degree steppers" and thus have 400 full steps per rotation. 87mm This tool is to help you calibrate the ESteps for your 3D printer. Jan 21, 2023 · The Ender 3 is a perfect example for this as it has a design flaw with respect to its belt paths (check above link) But in any case, it is your printer: go ahead and tune whatever you like; produce nice reddit show-offs with a perfect 20. XYZ Calibration Cube. Preferably Digital and metric. Send an “M92” command to the printer to know the existing value of E-Steps. The bearings can be moved to generate sufficient tension between the stepper motor and bearing. My cube calls Jun 6, 2022 · Jyers firmware on GitHub https://github. However, you can further optimize these with a bit of testing and calibration to get the best quality out of your printer. Here is a step-by-step guide on how to calibrate the extruder steps on your Ender 3, 5, or CR-10 3D printer: Calibration Tools. Update: Since making this video, I have learned of another way to calibrate Marlin Calibration Tools A set of tools to help users with calibration process. My print speed is usually low, I use the stock value of 40mm/s from the Prusa Slicer, but normally lowered it, trying to get a better result. You may want to try this setting first. A couple of hiccups but would like to ask to better understand it. First Layer Settings. What You Will Need to Calibrate Ender 3: Before elaborating on this 3d printer calibration guide, let us tell you what tools you will require first to calibrate extruder Ender 3. This cube. 7. Just print the cube and measure it from all axes using digital calipers. You can also calibrate your Z offset using a BLTouch or by ‘live-leveling’. The goal of this article is to explain how to calibrate your FDM 3D printer as easily as possible, so you can print perfect results as quickly as possible. Calibrating Your Creality Ender 3 Pro. Don't "calibrate" the steps per millimeter for any X, Y, or Z axis. Thanks for watching and I'll try to keep'em coming! Calibrated Caliper that I use https://amzn. (Prepare -> Preheat PLA) Home the axes of your Ender 3. a Extruder eSteps There is a motor that turns and pulls filament off your spool, and pushes it through the bowden tube and to the hot end. On the Internet, I came up with this formula (machine value x desired value) / measured value of the printed cube. I printed a standart calibration cube, but the z and y axis wre scaled down by approximately a tenth of a millimeter,from 20 mm to 19. I walk through the steps here - Calibrate Your Ender 3 Pro Hot End and Bed Heater: PID Auto Tune (Marlin 2. Before you do any of these steps, make sure you have completed tuning the basics: Tune your Hot End and Bed Temperature (10-20 minutes &amp; automatic) Tune your filament extrusion rate, a. Learn about Ender 3, V2, and Pro calibration to get the best results. Jan 25, 2021 · Once the command’s window is displayed, you can start the further process to calibrate E-Steps. Ender 3 E- Step Calibration Formula And Guide Factory Firmware 1. When it failed to stick filament to the build plate I googled everywhere for the answer, eventually searching for “how to calibrate e steps ender 3” and, after a lot of watching YouTube videos and studying forums, here is the stupid fast solution I found: Manually calibrating the Z Offset is something I’d recommend everyone to do on their Ender 3, but not just if you plan on printing on a Glass bed which would require you to move the Limit Switch up a notch, but also to make sure that you adjust set the limit switch in such a way that the springs under the bed aren’t extremely tight, leaving you with no room to lower the bed, or too loose. Perfectly calibrate your extruder e-steps. 2. Just follow the steps below to get your new ESteps. Using the formula below, multiply the current E-Steps/mm for your machine by the desired amount of filament (100) we asked it to extrude. I did print a new calibration cube with the XYZ steps on Jan 23, 2021 · How to calibrate your E-steps on the ender 3 v2. Jan 19, 2023 · Below, you can find a detailed step-by-step guide that you can follow to calibrate the Z-axis offset value of your Ender 3 correctly: Preheat the nozzle and the bed using the built-in functionality in the Ender 3 menu. If you usually 3D print with PLA, you should go with 50°C for the bed and around 200°C for the nozzle. Most Ender 3's e-steps when calibrated using a stock extruder are about the 138 mark. ENDER3 SILENT BOARD. Musique After a brief preparation of your 3D printer for calibration, I’ll show you the steps you can take to make these calibrations. But, newer Ender 3’s and the Prusa i3 MK3S+ both use direct drive extruders, so there’s no Bowden tube. I’ve performed the calibrations such as esteps, flow rate, x and y, and while my test calibration cubes come out nice and clean and good on their x and y axis, I can’t get the z axis calibrated to match. Note the reported ¶ 3. com/estep-calculator/ Dec 23, 2021 · My Ender 3 v2 has some dimensional innacuracies I would like to fix, but I am unable to find the steps per millimeter controls in Cura. 78 which made my rotation_distance go from 7. ~3 minutes of that was the bed warming up, and then it took ~1 minute to calibrate. The first step to calibrating your extruder is ensuring the proper filament extrusion by calibrating your e-step steps. I even installed an aluminum replacement extruder that I bought at the same time as the printer. In this video, we are using a Tevo Tarant About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Dec 14, 2020 · ender 3 v2 estep calibration guide. Teaching Tech is a good site to use. if:e= expected dimensiono = observed dimensions This started with a request by my Patron magruder13: make an all in one calibration video to avoid needing to go through multiple old videos. Actual movement = 70. Can the calibration (the Settings option) be done once when placing it in its intended print location? (I know it should be done again if I’m running into consistent print failures or I move the printer to a new location). then: Here, enthusiasts, hobbyists, and professionals gather to discuss, troubleshoot, and explore everything related to 3D printing with the Ender 3. 0 steps/mm. In my case, I am using Digital Calipers from Amazon and a sharpie. 20mm Calibration ^3 (cube) 1 file(s) 154. Make sure that both ends of the X-axis reached the top. To make things breezier, download the XYZ Calibration Cube from Thingiverse and hit print. 1. You want to calibrate using as much travel as possible so at least 200mm. If you have an older Ender 3, you may still have an 8 bits V1 mainboard. The calculations and adjustments you’ll need goes as follows: E = expected dimension O = observed dimension S = current number of steps per mm. I followed the way it is shown on the video. Creality Nebula Smart Kit for Ender-3(4. ) you must adjust some physical parameters. I used the method from the link above. Whether you're looking for guides on calibration, advice on modding, or simply want to share your latest 3D prints on the Ender 3, this subreddit is Nov 26, 2020 · This video is part of a series of 10 videos that go through how to properly calibrate your 3D Printer, the videos include:Calibrating Your 3D Printer Overvie Many calibrations, bed tramming, z-offset, mesh leveling could be affected by temperature, more on some printers than others. However it needed some calibration out of the box, as I expected. Jan 16, 2022 · Z offset is an important feature to get right. Hi, I’m looking for advice on calibrating my z axis, as I’m coming up short. This can be a Creality Ender 3 Pro and Ender 3 or ot I will agree that there is no point doing little cubes, that does not help with trying to calibrate X, Y an Z e-steps. For the Ender 3 V2, the X- and Y-axes are equipped with screws that allow for easy and rapid adjustments. ; In the next step, the printer asks whether you have the steel sheet on the heated bed. The printer’s features such as a build volume of 220 x 220 x 250mm, a BuildTak-like heated build plate, power recovery mode, and a tight filament pathway that makes it easier to print with flexible materials are features that people are known to search for even if you want to calibrate XYZ, you should not print something. 2 days ago · This is a simple calibration test cube for your 3D printer with X, Y & Z written on the axis. You can do this by following the video below. patreon. The first step in order to test your Ender 3 should be printing an XYZ calibration cube, which is an important test that helps you measure the accuracy of your printer’s dimensions. I just ran a test to see what the difference was. Don't try to do it when extruding melted filament through the hotend. The printer is already calibrated. by Alexander Issal. If you do set the ESteps with […] Jun 5, 2020 · I did a video a couple of weeks back, where I talked about upgrading to a glass build plate. In that video, I was able to account for the height difference w The <full_steps_per_rotation> setting is determined from the type of stepper motor. This is the simplest method to calibrate the Z offset on The default e-steps for my new ender 3's extruder were set at 93steps/mm. 0) Tune your filament extrusion rate, a. There are several, factors that can have an impact on your prints dimensions, such as the used filament or a extruder-step-calibration. I don’t know where the machine value comes from. Make this calibration then print. If you have any questions at all Nov 24, 2020 · This video is part of a series of 10 videos that go through how to properly calibrate your 3D Printer, the videos include:Calibrating Your 3D Printer Overvie Oct 25, 2023 · A calibration cube is a tool with known dimensions designed to test the printing accuracy of a 3D printer. Follow the steps at calibrating probe Z offset to run the PROBE_CALIBRATE command, TESTZ commands, and ACCEPT command, but do not run SAVE_CONFIG. wffa qkqff rkcfe ebt agyhs wakujjx oselxgg cxzo imqae brbk