Nautel NV7.5, Operation And Maintenance Manual

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NV10/NV7.5 Operations and Maintenance Manual Non-standard maintenance
Issue 3.4 2016-08-03 Page 4-1
Section 4: Non-standard maintenance
This section provides instructions for performing non-standard maintenance on the NV10/
NV7.5 transmitter. This section includes the following topics:
• Upgrading software
• Improving transmitter performance for IBOC presets - see page 4-4
• Changing the RF output connector - see page 4-6
• Bypassing the UPS interface option - see page 4-11
Upgrading software
Periodically, enhancements or improvements to the operating system are identified and made
available. Perform a software upgrade, as required, as follows:
Parts and tools
• Laptop (i.e., local computer for direct connection) or network computer with Win-
dows and Internet Explorer Web browser
• CAT5 Ethernet cable
• Upgrade software (
*.tgz
or *.img file), provided via email, web download or flash card
Preliminary checks
1. Determine the current software revision installed. Via the advanced user interface
(AUI) screen, go to
Menu
/
System Settings
/
Upgrade Software
. Select the *.tgz file
from the Select a Boot Image list (should highlight in blue) and press
About
. Note the
current software revision for AUI, Server, Controller, Exciter and RF Modules.
2. Contact Nautel for the most recent software revision and receive a new compact flash
card (which contains upgrade *.tgz file) or download *.tgz file to a laptop or network
location.
3. If you received a new compact flash card, continue to “Compact flash card swap” on
page 4-2 . If not, proceed to “Transferring upgrade file” on page 4-2 .