The latest current firmware for the VJ-2638 can be downloaded at the bottom of this article. A complete overview about all the past improvements & changes is listed here as well.

Necessary tools

In order to be able to install firmware, the following tools are required:

• Personal computer with MS Windows
• Network cable to connect the Valuejet wit the pc
• The latest MSA-tool (Mutoh Service Assistance) or MSM-tool (Mutoh Status Monitor)
• Make sure the latest heater firmware is up-to-date and installed first, before installing the mainboard-firmware

Detailed instructions how to install the firmware, are described in the maintenance manual.

Release date: 09 march 2021

Current version - 3.18

Bugfix

• If the network cable is disconnected during data transfer using the FTP protocol, the connection cannot be established even if the cable is reconnected.  The signal reception timeout of FTP protocol is now set to 5 minutes.
• Ink consumption was not counted during "Sub Tank Refill". This has been fixed.
• While "[*] Check Clr. -> E"is displayed on the panel and the cartridge is removed and reinserted, none of the following didn't work:
  • Media feed
  • Nozzle check print
  • Print head cleaning

This is issue has been fixed.

Version history

Release date: 20 may 2020

3.17

User Mode

• Implementation of a new feature to handle smart-chip related issues, with the new S/C Recovery procedure.
  For more information check the following article: TIB818 - Smart Chip Recovery
• The "Ink End" detection, software-handling and ink-consumption have been improved.

Bugfix

• In some particular cases the printer may not print but show a "Subtank refill" because the remaining ink level is zero (and the 2-way valves remains closed so the subtank refill doesn't occur). This has been fixed.

 
Release date: 03 january 2019

3.14

Diagnostic Mode

• Added "Reset Ink Bag" menu in Update menu of Parameter
  "Reset Ink Bag" menu: Select to display or hide the confirmation message of ink bag replacement when "Ink End" message appears

• Changed the Long store operation when "Reset Ink Bag" menu is set to On
  In On setting, it is possible to move on to the next process by pressing Enter key

Release date: 1 june 2018

3.13

User mode

• Changed the error message when the waste ink tank is full from "No Waste Ink Tank" => "Full Waste Ink Tank"
  
  
• Corrected the F/W bug that the parameter in MSA cannot be sent to a printer
  If the communication between MSA and the main board is cut off, MSA will automatically retry to send the parameter

Release date: 24 april 2018

3.12

User mode

• Previously the printer needed a reboot after ink-charge, in order to properly store the charge-flag in the parameters.  When an error occurred, the charge-flag was reset and inks needed to be recharged again.  From this version, parameters are now properly stored after initial charge without the necessity to reboot.
• Changed the information window in the printed setup-list in User Mode
  
• Added an alert buzzer menu in User Mode
  
• Persistent lifetime alert messages can now be in deleted with the "cancel" key (User Mode)
  7 days after pressing the "cancel" key, the message will reappear and you just have to hit the "cancel" button again
  

• Added "PRINT" menu in the Header Dump menu. This "PRINT" menu enables you to print the last header dump.
  

  
  

Diagnostics mode

• The cutter endurance test was stopped in the middle of the sequence, after opening and closing the cover.  This has been fixed.
  

Release date: 1 august 2017

3.10

New items

• For future use: Supported new ink type: tp11 and dh11 ink
  
• New effect added: i-weaveEx
  

Changed items

• Nozzle check pattern: add printer information: print time, serial number, firmware version
  

Diagnostics mode

Added "ink conversion log" menu

Release date: 13 october 2016

3.09

Changed items

• Diagnostic mode: Added the menu to show the number of pages printed for each ink type
  
• Countermeasure to prevent ink leakage during standby mode
  • When the waste fluid tank becomes full, close the 2-way valve solenoid.
  • When the sub-tank sensor detects no remaining ink in the sub-tank, suction the ink on the cap
    

3.08

Changed items

• When “ink end” occurs, the carriage caps immediately (there was a 20 seconds waiting time)
  

Diagnostics

• Maintenance menu: added number of jetted dots of total head
  
• Parameter/update/head replace menu: head unit life counter automatically reset after entering head rank
  

• Total printed area for all print modes added