--- title: Sigma + Sigmax | Knowledge base - BCN3D description: R16 + R17 + R19 --- [Skip to content](https://support.bcn3d.com/knowledge/sigma-sigmax#main-content) - [English](https://support.bcn3d.com/knowledge/sigma-sigmax) - [Español](https://support.bcn3d.com/es/knowledge/sigma-sigmax) English Show submenu for translations [Contact support](https://support.bcn3d.com/knowledge/kb-tickets/new) [Customer portal](https://support.bcn3d.com/repair-service) ![knowledge-base-header-bcn3d-logo.png\]](https://support.bcn3d.com/hs-fs/hubfs/Knowledge%20base/Header/knowledge-base-header-bcn3d-logo.png?height=40&name=knowledge-base-header-bcn3d-logo.png) - [Default HubSpot Blog](https://blog.bcn3d.com/) Open main navigation Close main navigation - [Default HubSpot Blog](https://blog.bcn3d.com/) - - [English](https://support.bcn3d.com/knowledge/sigma-sigmax) - [Español](https://support.bcn3d.com/es/knowledge/sigma-sigmax) English Show submenu for translations - [Contact support](https://support.bcn3d.com/knowledge/kb-tickets/new) - [Customer portal](https://support.bcn3d.com/repair-service) - [BCN3D forum](https://www.bcn3d.com/community/) [BCN3D forum](https://www.bcn3d.com/community/) Hello. 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[Sigma + Sigmax](https://support.bcn3d.com/knowledge/sigma-sigmax) # Sigma + Sigmax R16 + R17 + R19 ## Manuals & Downloads - [Safety guide (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/safety-guide-sigmax-bcn3d) - [How to install vertical bowden (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/install-vertical-bowden-bcn3d-sigmax) - [User guide (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/user-guide-bcn3d-sigmax) - [Quick Start guide (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/quick-start-guide-bcn3d-sigmax) - [Warranty (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/warranty-bcn3d-sigmax) - [Printed parts (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/printed-parts-bcn3d-sigmax) - [Sample parts (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/sample-parts-bcn3d-sigmax) - [Safety guide (BCN3D Sigma)](https://support.bcn3d.com/knowledge/safety-guide-sigma-bcn3d) - [User guide (BCN3D Sigma)](https://support.bcn3d.com/knowledge/user-guide-bcn3d-sigma) - [Quick Start guide (BCN3D Sigma)](https://support.bcn3d.com/knowledge/quick-start-guide-bcn3d-sigma) - [Warranty (BCN3D Sigma)](https://support.bcn3d.com/knowledge/warranty-bcn3d-sigma) - [Printed parts (BCN3D Sigma)](https://support.bcn3d.com/knowledge/printed-parts-bcn3d-sigma) - [Sample parts (BCN3D Sigma)](https://support.bcn3d.com/knowledge/sample-parts-bcn3d-sigma) See less ▼ ## First steps - [What version is my printer? (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/version-bcn3d-sigmax) - [Unboxing (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/unboxing-bcn3d-sigmax) - [Setup and calibration (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/setup-calibration-bcn3d-sigmax) - [How to install the Shims (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/install-shims-bcn3d-sigmax) - [What version is my printer? (BCN3D Sigma)](https://support.bcn3d.com/knowledge/version-bcn3d-sigma) - [Unboxing (BCN3D Sigma)](https://support.bcn3d.com/knowledge/unboxing-bcn3d-sigma) - [Setup and calibration (BCN3D Sigma)](https://support.bcn3d.com/knowledge/setup-calibration-bcn3d-sigma) - [How to install the Shims (BCN3D Sigma)](https://support.bcn3d.com/knowledge/install-shims-bcn3d-sigma) See less ▼ ## Maintenance - [How to clean the cooler fan (BCN3D Sigma)](https://support.bcn3d.com/knowledge/clean-cooler-fan-bcn3d-sigma) - [How to get flatness on the printing surface (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/flatness-printing-surface-bcn3d-sigmax) - [How to check flat cable connections (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/check-flat-cable-connections-bcn3d-sigmax) - [How to adjust the tension of the belts (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/adjust-tension-belts-bcn3d-sigmax) - [Maintenance plan (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/maintenance-plan-bcn3d-sigmax) - [How to clean the hotend (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/clean-hotend-bcn3d-sigmax) - [How to clean and lubricate the axes (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/clean-lubricate-axes-bcn3d-sigmax) - [How to change the hotend (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/change-hotend-bcn3d-sigmax) - [How to update the firmware (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/update-firmware-bcn3d-sigmax) - [How to update the micro SD files on your LCD (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/update-micro-sd-files-lcd-bcn3d-sigmax) - [Upgrade your BCN3D Sigmax](https://support.bcn3d.com/knowledge/upgrade-bcn3d-sigmax) - [How to get flatness on the printing surface (BCN3D Sigma)](https://support.bcn3d.com/knowledge/flatness-printing-surface-bcn3d-sigma) - [How to check flat cable connections (BCN3D Sigma)](https://support.bcn3d.com/knowledge/check-flat-cable-connections-bcn3d-sigma) - [How to adjust the tension of the belts (BCN3D Sigma)](https://support.bcn3d.com/knowledge/adjust-tension-belts-bcn3d-sigma) - [Maintenance plan (BCN3D Sigma)](https://support.bcn3d.com/knowledge/maintenance-plan-bcn3d-sigma) - [How to clean the hotend (BCN3D Sigma)](https://support.bcn3d.com/knowledge/clean-hotend-bcn3d-sigma) - [How to clean and lubricate the axes (BCN3D Sigma)](https://support.bcn3d.com/knowledge/clean-lubricate-axes-bcn3d-sigma) - [How to change the hotend (BCN3D Sigma)](https://support.bcn3d.com/knowledge/change-hotend-bcn3d-sigma) - [How to update the firmware (BCN3D Sigma)](https://support.bcn3d.com/knowledge/update-firmware-bcn3d-sigma) - [How to update the micro SD files on your LCD (BCN3D Sigma)](https://support.bcn3d.com/knowledge/update-micro-sd-files-lcd-bcn3d-sigma) - [Upgrade your BCN3D Sigma](https://support.bcn3d.com/knowledge/upgrade-bcn3d-sigma) - [Upgrade your printer: Smart fan (BCN3D Sigma)](https://support.bcn3d.com/knowledge/upgrade-smart-fan-bcn3d-sigma) - [Upgrade your printer: Stepper drivers (BCN3D Sigma)](https://support.bcn3d.com/knowledge/upgrade-motor-drivers-bcn3d-sigma) - [Upgrade your printer: Driver heatsinks (BCN3D Sigma)](https://support.bcn3d.com/knowledge/install-driver-heatsink-bcn3d-sigma) - [How to clean the cooler fan (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/clean-cooler-fan-bcn3d-sigmax) See less ▼ ## Tips - [How to properly package the BCN3D Sigmax](https://support.bcn3d.com/knowledge/package-bcn3d-sigmax) - [How to disassemble and check the extruder motor (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/disassemble-check-extruder-motor-bcn3d-sigmax) - [How to change the mainboard (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/change-mainboard-bcn3d-sigmax) - [How to unload the filament (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/unload-filament-bcn3d-sigmax) - [How to connect your computer to the BCN3D Sigmax](https://support.bcn3d.com/knowledge/connect-computer-bcn3d-sigmax) - [How to properly package the BCN3D Sigma](https://support.bcn3d.com/knowledge/package-bcn3d-sigma) - [How to disassemble and check the extruder motor (BCN3D Sigma)](https://support.bcn3d.com/knowledge/disassemble-check-extruder-motor-bcn3d-sigma) - [How to change the mainboard (BCN3D Sigma)](https://support.bcn3d.com/knowledge/change-mainboard-bcn3d-sigma) - [How to unload the filament (BCN3D Sigma)](https://support.bcn3d.com/knowledge/unload-filament-bcn3d-sigma) - [How to connect your computer to the BCN3D Sigma](https://support.bcn3d.com/knowledge/connect-computer-bcn3d-sigma) See less ▼ ## Troubleshooting - [How to fix layer shifting in the Y axis (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/layer-shifting-y-bcn3d-sigmax) - [How to fix layer shifting in the X axis (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/layer-shifting-x-bcn3d-sigmax) - [How to replace the X, Y, and Z drivers (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/x-y-z-drivers-bcn3d-sigmax) - [How to check and change the mainboard's fuse (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/mainboards-fuse-bcn3d-sigmax) - [Hotbed issues and how to fix them (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/hotbed-issues-bcn3d-sigmax) - [How to check and fix the carriage parallelism (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/carriage-parallelism-bcn3d-sigmax) - [How to adjust the Z axis lead screw nut (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/adjust-z-axis-nut-bcn3d-sigmax) - [How to check the layer fans (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/check-layer-fan-bcn3d-sigmax) - [How to fix the printing platform (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/printing-platform-bcn3d-sigmax) - [How to align the Z axis (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/align-z-axis-bcn3d-sigmax) - [Printer does not turn on (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/turn-on-bcn3d-sigmax) - [How to solve SD card reader issues (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/solve-sd-reader-issues-bcn3d-sigmax) - [How to change the Z endstop (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/change-z-endstop-bcn3d-sigmax) - [Filament runout sensor issues and how to fix them (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/frs-issues-bcn3d-sigmax) - [Endstop issues and how to fix them (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/endstop-issues-bcn3d-sigmax) - [How to check the driver voltage (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/driver-voltage-bcn3d-sigmax) - [What to do when the Z motor doesn't move (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/z-motor-doesnt-move-bcn3d-sigmax) - [How to disassemble the LCD screen (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/disassemble-screen-bcn3d-sigmax) - [How to replace the Y motor (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/replace-y-motor-bcn3d-sigmax) - [How to replace the X motor (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/replace-x-motor-bcn3d-sigmax) - [How to change the X endstop (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/change-x-endstop-bcn3d-sigmax) - [Hotend temperature issues and how to fix them (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/hotend-temperature-issues-bcn3d-sigmax) - [How to replace the Filament Runout Sensor (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/replace-frs-bcn3d-sigmax) - [How to change the extruder driver (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/change-extruder-driver-bcn3d-sigmax) - [How to change the extruder board (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/change-extruder-board-bcn3d-sigmax) - [How to check the operation of the cooler fan (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/check-operation-cooler-fan-bcn3d-sigmax) - [How to fix layer shifting in the Y axis (BCN3D Sigma)](https://support.bcn3d.com/knowledge/layer-shifting-y-bcn3d-sigma) - [How to fix layer shifting in the X axis (BCN3D Sigma)](https://support.bcn3d.com/knowledge/layer-shifting-x-bcn3d-sigma) - [How to replace the X, Y, and Z drivers (BCN3D Sigma)](https://support.bcn3d.com/knowledge/x-y-z-drivers-bcn3d-sigma) - [How to check and change the mainboard's fuse (BCN3D Sigma)](https://support.bcn3d.com/knowledge/mainboards-fuse-bcn3d-sigma) - [Hotbed issues and how to fix them (BCN3D Sigma)](https://support.bcn3d.com/knowledge/hotbed-issues-bcn3d-sigma) - [How to check and fix the carriage parallelism (BCN3D Sigma)](https://support.bcn3d.com/knowledge/carriage-parallelism-bcn3d-sigma) - [How to adjust the Z axis lead screw nut (BCN3D Sigma)](https://support.bcn3d.com/knowledge/adjust-z-axis-nut-bcn3d-sigma) - [How to check the layer fans (BCN3D Sigma)](https://support.bcn3d.com/knowledge/check-layer-fan-bcn3d-sigma) - [How to fix the printing platform (BCN3D Sigma)](https://support.bcn3d.com/knowledge/printing-platform-bcn3d-sigma) - [How to align the Z axis (BCN3D Sigma)](https://support.bcn3d.com/knowledge/align-z-axis-bcn3d-sigma) - [Printer does not turn on (BCN3D Sigma)](https://support.bcn3d.com/knowledge/turn-on-bcn3d-sigma) - [How to solve SD card reader issues (BCN3D Sigma)](https://support.bcn3d.com/knowledge/solve-sd-reader-issues-bcn3d-sigma) - [Endstop issues and how to fix them (BCN3D Sigma)](https://support.bcn3d.com/knowledge/endstop-issues-bcn3d-sigma) - [How to check the driver voltage (BCN3D Sigma)](https://support.bcn3d.com/knowledge/driver-voltage-bcn3d-sigma) - [What to do when the Z motor doesn't move (BCN3D Sigma)](https://support.bcn3d.com/knowledge/z-motor-doesnt-move-bcn3d-sigma) - [How to remove the pulleys noise (BCN3D Sigma)](https://support.bcn3d.com/knowledge/remove-pulley-noise-bcn3d-sigma) - [How to disassemble the LCD screen (BCN3D Sigma)](https://support.bcn3d.com/knowledge/disassemble-screen-bcn3d-sigma) - [How to replace the Y motor (BCN3D Sigma)](https://support.bcn3d.com/knowledge/replace-y-motor-bcn3d-sigma) - [How to replace the X motor (BCN3D Sigma)](https://support.bcn3d.com/knowledge/replace-x-motor-bcn3d-sigma) - [How to change the X endstop (BCN3D Sigma)](https://support.bcn3d.com/knowledge/change-x-endstop-bcn3d-sigma) - [Hotend temperature issues and how to fix them (BCN3D Sigma)](https://support.bcn3d.com/knowledge/hotend-temperature-issues-bcn3d-sigma) - [How to replace the Filament Runout Sensor (BCN3D Sigma)](https://support.bcn3d.com/knowledge/replace-frs-bcn3d-sigma) - [How to change the extruder driver (BCN3D Sigma)](https://support.bcn3d.com/knowledge/change-extruder-driver-bcn3d-sigma) - [How to change the extruder board (BCN3D Sigma)](https://support.bcn3d.com/knowledge/change-extruder-board-bcn3d-sigma) - [How to check the operation of the cooler fan (BCN3D Sigma)](https://support.bcn3d.com/knowledge/check-operation-cooler-fan-bcn3d-sigma) - [Filament runout sensor issues and how to fix them (BCN3D Sigma)](https://support.bcn3d.com/knowledge/frs-issues-bcn3d-sigma) - [How to replace the Hotend flat cable (BCN3D Sigma)](https://support.bcn3d.com/knowledge/replace-hotend-flat-cable-bcn3d-sigma) - [How to change the Z endstop (BCN3D Sigma)](https://support.bcn3d.com/knowledge/change-z-endstop-bcn3d-sigma) - [How to replace the layer fan (BCN3D SigmaX)](https://support.bcn3d.com/knowledge/replace-layer-fan-bcn3d-sigmax) - [How to replace the layer fan (BCN3D Sigma)](https://support.bcn3d.com/knowledge/replace-layer-fan-bcn3d-sigma) - [Movement issues and how to fix them (BCN3D Sigma)](https://support.bcn3d.com/knowledge/movement-issues-bcn3d-sigma) - [Movement issues and how to fix them (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/movement-issues-bcn3d-sigmax) - [How to remove the pulleys noise (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/remove-pulley-noise-bcn3d-sigmax) - [How to replace the Y endstop (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/y-endstop-bcn3d-sigmax) - [How to replace the Y endstop (BCN3D Sigma)](https://support.bcn3d.com/knowledge/y-endstop-bcn3d-sigma) - [How to replace the hotbed and its cable (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/hotbed-cable-bcn3d-sigmax) - [How to replace the Hotend flat cable (BCN3D Sigmax)](https://support.bcn3d.com/knowledge/replace-hotend-flat-cable-bcn3d-sigmax) - [How to replace the hotbed and its cable (BCN3D Sigma)](https://support.bcn3d.com/knowledge/hotbed-cable-bcn3d-sigma) See less ▼ - [Omega](https://support.bcn3d.com/knowledge/omega#main-content) - [Manuals & Downloads](https://support.bcn3d.com/knowledge/omega#manuals-downloads) - [First steps](https://support.bcn3d.com/knowledge/omega#first-steps) - [Maintenance](https://support.bcn3d.com/knowledge/omega#maintenance) - [Tips](https://support.bcn3d.com/knowledge/omega#tips) - [Troubleshooting](https://support.bcn3d.com/knowledge/omega#troubleshooting) - [Epsilon Series](https://support.bcn3d.com/knowledge/epsilon-series#main-content) - [Manuals & Downloads](https://support.bcn3d.com/knowledge/epsilon-series#manuals-downloads) - [First steps](https://support.bcn3d.com/knowledge/epsilon-series#first-steps) - [Maintenance](https://support.bcn3d.com/knowledge/epsilon-series#maintenance) - [Tips](https://support.bcn3d.com/knowledge/epsilon-series#tips) - [Troubleshooting](https://support.bcn3d.com/knowledge/epsilon-series#troubleshooting) - [Sigma Series](https://support.bcn3d.com/knowledge/sigma-series#main-content) - [Manuals & downloads](https://support.bcn3d.com/knowledge/sigma-series#manuals-downloads) - [First steps](https://support.bcn3d.com/knowledge/sigma-series#first-steps) - [Maintenance](https://support.bcn3d.com/knowledge/sigma-series#maintenance) - [Tips](https://support.bcn3d.com/knowledge/sigma-series#tips) - [Troubleshooting](https://support.bcn3d.com/knowledge/sigma-series#troubleshooting) - [Smart Cabinet](https://support.bcn3d.com/knowledge/smart-cabinet#main-content) - [Manuals & Downloads](https://support.bcn3d.com/knowledge/smart-cabinet#manuals-downloads) - [First steps](https://support.bcn3d.com/knowledge/smart-cabinet#first-steps) - [Maintenance](https://support.bcn3d.com/knowledge/smart-cabinet#maintenance) - [Troubleshooting](https://support.bcn3d.com/knowledge/smart-cabinet#troubleshooting) - [Filaments](https://support.bcn3d.com/knowledge/filaments#main-content) - [Tips](https://support.bcn3d.com/knowledge/filaments#tips) - [PLA](https://support.bcn3d.com/knowledge/filaments#pla) - [Tough PLA](https://support.bcn3d.com/knowledge/filaments#tough-pla) - [TPU](https://support.bcn3d.com/knowledge/filaments#tpu) - [PET-G](https://support.bcn3d.com/knowledge/filaments#pet-g) - [BVOH](https://support.bcn3d.com/knowledge/filaments#bvoh) - [PVA](https://support.bcn3d.com/knowledge/filaments#pva) - [ABS](https://support.bcn3d.com/knowledge/filaments#abs) - [PP](https://support.bcn3d.com/knowledge/filaments#pp) - [PA](https://support.bcn3d.com/knowledge/filaments#pa) - [PAHT CF15](https://support.bcn3d.com/knowledge/filaments#paht-cf15) - [PP GF30](https://support.bcn3d.com/knowledge/filaments#pp-gf30) - [PET CF15](https://support.bcn3d.com/knowledge/filaments#pet-cf15) - [Metal Pack](https://support.bcn3d.com/knowledge/filaments#metal-pack) - [BCN3D Stratos](https://support.bcn3d.com/knowledge/bcn3d-stratos) - [BCN3D Cloud](https://support.bcn3d.com/knowledge/bcn3d-cloud#main-content) - [BCN3D Cloud Teams](https://support.bcn3d.com/knowledge/bcn3d-cloud#bcn3d-cloud-teams) - [Sigma + Sigmax](https://support.bcn3d.com/knowledge/sigma-sigmax#main-content) - [Manuals & Downloads](https://support.bcn3d.com/knowledge/sigma-sigmax#manuals-downloads) - [First steps](https://support.bcn3d.com/knowledge/sigma-sigmax#first-steps) - [Maintenance](https://support.bcn3d.com/knowledge/sigma-sigmax#maintenance) - [Tips](https://support.bcn3d.com/knowledge/sigma-sigmax#tips) - [Troubleshooting](https://support.bcn3d.com/knowledge/sigma-sigmax#troubleshooting) - [Tips](https://support.bcn3d.com/knowledge/tips#main-content) - 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