Tektronix TekRanger 2 TFS3031, Service Manual

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Maintenance
TFS3031 TekRanger/TekRanger 2 Service Manual
5–27
Error Message Resolution
If a message involving the status of the front panel connection appears on the
screen after pushing the
START/STOP
button, follow directions in the message.
If any of the following error messages occur during power on, try powering the
TFS3031 off and on again before proceeding with possible solutions.
Error Message Description Possible Solutions
Real Time Clock
Communication Error
Unable to establish
communication with real-time
clock. Replace the MAIN31 board.
Nonvolatile Memory
Was Reinitialized
Checksum error on nonvolatile
memory. Nonvolatile parameters
are reset to factory defaults. Power TFS3031 off then on again. If the failure
repeats replace the MAIN31 board.
Video Ram Access Error
Error during initial video RAM
access. Unable to guarantee LCD
image. Replace the MAIN31 board.
LCD Controller Error
Error during LCD controller
initialization/setup. Unable to
guarantee LCD operation. Replace the MAIN31 board.
Power Supply
Processor Error
Unable to establish
communication link with power
supply processor. Unable to
guarantee keyboard operation. Replace the Power Supply board. If the failure
repeats replace the MAIN31 board.
Upper/Lower Optics
Module Communication
Error
Unable to establish
communication link with upper
or lower port processor. Replace the upper or lower optical module
assembly.
1
No Optics
Module Installed
No optical module assembly
installed in the instrument.
1
If an optical module assembly is installed, power the
TFS30301 off and on again. If the failure repeats,
replace the MAIN31 board.
Storage FLASH file
System 0 Error
Error in FLASH memory file
system internals. Reformat internal storage by powering the TFS3031
off and on again. If the failure repeats replace the
MAIN31 board.
Upper/Lower Optics
Module Unknown Option
Type
Optical module assembly
reported unknown option type to
MAIN 31 board.
1
If the correct optical module assembly is installed,
power the TFS30301 off and on again. Verify option
jumpers on optical module are set correctly. If the
failure repeats replace the MAIN31 board.
Cannot Read Calibration
File
Could not read the calibration
file. Power the TFS3031 off and on again. If the failure
repeats replace the MAIN31 board.
Front Panel Connection
Status
Self Test Error Messages