Solution to HMS_0400-0100-0001-0007 Error on Bamboo Printer

Published on January 06, 2026 | Translated from Spanish
Technical diagram showing the location of the humidity sensor inside the Bamboo print chamber with highlighted wired connections

Solution to HMS_0400-0100-0001-0007 Error on Bamboo Printer

When your Bamboo equipment displays the HMS_0400-0100-0001-0007 code, it is indicating a critical anomaly in the ambient humidity sensor. This component fails to provide valid readings or goes out of normal operating parameters, compromising prints especially with sensitive materials like PVA or Nylon that require absolute control of atmospheric conditions 🌀.

Initial Diagnostic Procedure

Start the investigation by thoroughly checking the internal connections of the sensor inside the print compartment. It is essential to ensure that no cable shows disconnections or visible deterioration that alters data transmission. Additionally, perform a thorough cleaning with a dry cloth around the sensor device to remove dust accumulations or filament microparticles that distort its measurements.

Basic Verification Sequence:
  • Visual inspection of sensor terminals and connectors
  • Deep cleaning of the area with appropriate tools
  • Complete system restart to rule out temporary faults
A defective humidity sensor turns your printer into a hyper-sensitive meteorological instrument, detecting imperceptible variations with dramatic precision

Advanced Solution Strategies

If the error persists after the basic diagnosis, access the specialized calibration menu on your Bamboo interface. Run the specific humidity diagnostic test that analyzes the sensor's behavior in real time. At the same time, update the firmware to the latest available version, as developers frequently incorporate corrective patches for these errors in new updates.

Recommended Complementary Measures:
  • Execution of calibration test from main menu
  • Download and installation of official updated firmware
  • Implementation of external meters and airtight storage with desiccants

Preventive Management with Delicate Filaments

While definitively resolving the internal sensor failure, work with hygroscopic filaments using hermetically sealed containers with desiccant bags. Incorporate an external environmental hygrometer as a backup system to monitor real conditions until the main sensor recovers its optimal functionality and ensures perfect prints 🔍.