# EHMI Start-up Progress Indications

The information in this section is only valid for tools running IxB Software from version 3.7 and onwards.

When starting the tool, the EHMI will indicate if a software update is in progress by displaying the following messages:

- Check for software update

- Updating <module> App/Boot

- Starting controller

NOTICE

Do NOT pull the battery from the tool during the software update procedure. The tool can get damaged.

A module is a subsystem or component which is part of the IxB tool, and updated through the IxB Software.

Module (as shown on the display) | Description
--- | ---
MRT | Main board
MCB | Power module
FTS | Front transducer
EHMI | Extended HMI
BHMI | Basic HMI

If an error occurs during the software update, the following message will be displayed:

- Software update failed (errorId)

The errorId corresponds to error messages, as follows:

Id | Error Message | Description | Suggested Action
--- | --- | --- | ---
0 | None | - | -
1 | Module board info not valid | Module produced with incorrect data | Replace module
2 | Module device information not valid | Module produced with incorrect data | Replace module
3 | Module file corrupt | File system is corrupt | Replace IAM
4 | Module firmware not compatible with hardware | Software not compatible with hardware | Update to later release
5 | Module firmware file not found | File system is corrupt | Replace IAM
6 | Error when reading module firmware file | File system is corrupt | Replace IAM
7 | Communication timeout when trying to update module | Damage on the connector/cable or the module | Replace IAM
8 | Error when receiving data from module | Damage on the connector/cable or the module | Service the tool
9 | Unexpected reply from module | Damage on the connector/cable or the module | Service the tool
10 | Module unreachable | Damage on the connector/cable or the module | Service the tool
11 | Error when transmitting data to module | Damage on the connector/cable or the module | Service the tool
12 | System on backup battery | System is running on backup battery | Restart tool - do not remove battery or power adapter until update is complete