Panametrics HydroProII, Руководство пользователя

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Appendix B. HygroPro
II
Field Service Update User Manual
80 HygroPro
II
User's Manual
B.2 Accessing the Bootloader
When the device is powered up, the HygroPro
II
will check for a signal on the RS485 line. If it receives nothing it
will jump past the Bootloader and run the normal Instrument Program.
B.2.1 Activating the Bootloader
To activate the bootloader, we will send a signal while the device is powering up.
1. Click into the Tera Term window
2. Press and hold the “y” key on your keyboard
3. While keeping the “y” key held down, turn on the power to the HygroPro
II
4. Continue to hold the “y” key down for approximately 3 seconds
5. Release the “y” key
6. The Tera Term window will show the Password Menu
B.2.2 Entering the Password
The password for the HygroPro
II
Bootloader is generated using the unique Device ID Number. The Bootloader
password is separate from the Service passcode. This Device ID number is independent from the device Serial
Number.
Figure 25: Password Menu
B.2.2.1 To enter the password
1. Record the Device ID Number shown in the Tera Term window
2. Contact Panametrics Tech Support with details of the Device ID Number for your HygroPro
II
to receive your
device’s password
B.2.2.2 To enter the password
1. Enter the password into the Tera Term window by typing each number
2. When you have typed all 6 digits press “y” to check the password
3. If the password is correct Tera Term will bring you to the Main Menu of the Bootloader
• NOTE: If you type the password incorrectly there is no way to change it, instead press “y” to attempt to verify
the password. This will count as a failed attempt, but the device will allow you to retry entering the password
two more times.