458 8163A/B, 8164A/B, 8166A/B User’s Guide
16 Firmware Upgrades
4 Select the firmware image (file type .Z) in the file selection box, then
click the Update Firmware button. Note that older 8164B units without
LAN interface require a different firmware file than units with LAN.
Click OK to confirm your choice of firmware upgrade.
5 The firmware upgrade is tracked by a progress bar in the the ATTools
user interface.
When the update is complete, a confirmation message is displayed.
Click OK
6 Click Exit to terminate ATTools.
Your 8164B reboots automatically.
8166A Firmware Upgrade Procedure
To upgrade firmware for the 8166A, you require a PC, running Windows,
plus a serial null-modem cable, that was supplied with your 8166A
mainframe.
Perform the following instructions (“xxx” in a filename should be replaced
by the current release number, i.e. 402 for release 4.02):
1 On the PC, run the update tool to start the program
HPFlashWinR5.exe.
2 Press the "File Selection" button, the file selection box appears.
3 Move to the file "66_flxxx.bin" and click on OK.
4 Click on 'Port Settings'.
5 Select the com port where the serial cable is connected. Choose the
maximum baud rate. Click on OK.
6 Turn on the 8166A and wait for the first beep.
Now you must be quick:
• Press and hold the Preset hardkey.
• Still holding Preset, press and hold the Aux hardkey.
• Still holding Preset and Aux, press and hold the Appl hardkey.
Tip: Use three fingers and place them near the keys in advance!
If you were successful, you hear a double beep and the display shows
that the instrument is in download mode. Otherwise, turn off the power
and try again.
7 Click on 'Program' and wait until the download completes. The
instrument will reboot with the new firmware.