Downgrade From 340490-03 / 340491-03 - HEIDENHAIN 1189852-01 Replacing Instructions

Downgrade from 340490-03 / 340491-03 to -02
Do NOT acknowledge the "Power interrupted" message
Enter the code number "SETUP"
Press the "ENT" key
A pop-up window is displayed
Place the cursor in the upper part of the window on the TNC partition of the control's hard disk
Press the "-/+" key to open the directory tree
Place the cursor on the folder "340490_002_SP9" (or "340491_002_SP9")
Press the "ENT" key
The "setup.omf" file is displayed in the lower part of the window
Press the "FILES" soft key
The cursor jumps to the lower part of the window
Press the "SELECT" soft key
The "iTNC530 Software Update" menu is displayed
Select the language and confirm the following questions
The NC software "340490-02 SP9" (or "340491-02 SP9") is installed
Delete the "MPNAME.MP" file
The adapted "MPNAME.MP" file is generated
Control the newly installed NC software version
HEIDENHAIN recommends deleting the NC software versions from the TNC partition after
successful installation.
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