Spectra Precision ProMark 800 Reference Manual - Manual (Page 130)

118
Miscellaneous
6. Connect the USB key now containing the upgrade files to
the receiver’s USB connector through cable P/N 702104
(provided).
7. Hold down the Scroll button and then press the Power
button for about 10 seconds. After about 30 seconds, the
Ashtech logo on the screen is replaced with the “Upgrade
in progress” message, meaning that the upgrade
procedure has now started.
8. Let the receiver proceed with the upgrade. Take care not
to turn off the receiver while the upgrade is in progress.
The receiver screen will display successively:
Upgrade in progress.
Writing xx%
ramdisk.img.gz
...
uboot
uimage_pm4_rd
Upgrading GNSS
...
Erasing partitions
Creating Backing file
Creating partition
Config
Starting...
9. Follow the instructions provided in the Release Note to
complete the upgrade. The receiver is automatically re-
started at the end of the procedure.
10.Disconnect the USB key and its cable from the receiver.
11.Check that the new firmware is installed (read the second
line on the Receiver Identification Screen).
Fully charged
battery inside
DC P
o
w
e
r Input
USB Port
To
P
o
w
er Line
ProMark 800
Cable P/N 702104
AC/DC Power Supply Kit P/N 802064
USB Key