Electric Drives
and Controls
5−5Bosch Rexroth AGBT 6.1901070087068 / 01
Maintenance
7. On the PC, confirm that the bootstrap mode of the BT 6.190 has been
activated. The firmware is now loaded into the BT 6.190. A bar shows
the current status.
8. Wait until the PC indicates that the transfer is complete.
The message ”Control does not react” has no meaning for the BT
6.190.
9. Interrupt the BT 6.190 power supply for at least 5 seconds (discon-
nect X1). Then reattach X1.
The BT 6.190 starts with the new firmware.
10. Reconnect the BT 6.190 to the weld timer.
Communication to the weld timer is reestablished automatically.
11. Display the firmware version (see section 5.3.1, page 5−3).