8 Tips and assistance
83
7. Select new file via the
Browse
key
• testo 380: appbox_dbg.bin
• particulate matter probe: appsonde_dbg.bin
8. If necessary, set the transmission speed (baud rate 19200).
On commencement of the update, the existing firmware
version will be overwritten and this action cannot be
undone.
9. Start update:
[Start]
Do not cancel an update, because the testo 380 and the
particulate matter probe can only be started up with fully-
installed firmware.
- The testo 380 or the particulate matter probe is switched to
update mode via the USB interface, and transmission and
programming of the new firmware begins.
- Particulate matter probe status display
Display Status
Flashing yellow/red
Firmware update is being prepared
Flashing green/red
Firmware is being transferred
- testo 380 status display
Display Status
Flashing yellow
Firmware update is being prepared
Status bar progresses
from left to right
Firmware is being transferred
> If an update is cancelled, repeat steps 1 – 9.
10. Once the firmware has been updated, the testo 380
automatically restarts and is ready for use once again. For the
particulate matter probe to be detected by the testo 380 after
an update, the testo 380 needs to be restarted (switch mains
connection off and on again).
