Troubleshooting
How to clear or sanitize a nonfunctional instrument
To sanitize a nonfunctional instrument, remove the Main board and return the
instrument to Tektronix for installation of a new Main board.
How to recover from clearing or removing memory from the instrument
The procedure to recover from clearing or removing memory depends on whether
the memory was on a module or on the instrument mainframe. Perform the
appropriate procedure as described in this section.
To recove
r from clearing or
removin g memory from a
module
Perform the following procedure to recover a module:
1. Power on the module.
2. Calibrate the module as instructed in the TG8000 Multiformat Test Signal
Generator Service Manual (Tektronix part number 077-0687-XX).
3. Reconfigure the module for your specific application. You can find
configuration information in the TG8000 Multiformat Test Signal Generator
User Manual (Tektronix part number 071-3036-XX, English; 071-3037-XX,
Japanese; 071–03080-XX Russian).
4. For the GPS7 module only:
a. Connect a GPS signal to the module and let it run for 30 minutes. This
allows the leap second and position information to be reacquired.
b. You are finished with the GPS7 module recovery; the GPS7 module will
reload the system software on start up.
5. For the HD3G7 module only:
a. Press the MODULE button until you see the HD3G7 module main menu.
b
.
P
ressandholdtheENTER button until “Upgrade HD3G7 FPGA”
appears.
c. Press the ENTER button to upgrade the module.
d. The upgrade will take approximately three minutes. After it is complete,
remove power from the TG8000 a nd then reapply power to reboot the
system.
TG8000 Declassification and Security Instructions 11
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