Appendix C: Diagnostic Routines and Messages
C-6 370B User Manual
Messages
Typical messages displayed in the CRT error message area while the 370B is in
operation are listed in Table C–3.
Table C-3: Messages
Message Description
OUTPUT ENABLE OUTPUTS breaker is set to the ENABLED position.
OUTPUT DISABLE OUTPUTS breaker is set to the DISABLED position.
OUTPUT UNMATCH OUTPUTS breaker setting does not conform to saved setting at
recall. Set the OUTPUTS breaker to conform with the saved
setting.
COL. DISABLED COLLECTOR SUPPLY is disabled. Wait until the message COL.
RECOVERED" is displayed. If the error persists, contact nearest
Tektronix Field Service Representative.
COL. RECOVERED Collector Supply recovered.
ENTER COMPLETE The displayed curve is saved in the mass storage.
SAVE COMPLETE The current front panel setting is saved in the mass storage.
OPERATION ERR. Operation error
PLL UNLOCK PLL unlock
ERASE COMPLETE The nonĆvolatile IC memory is erased.
ERASE CANCELED Erasing the nonĆvolatile IC memory is canceled.
USER REQUEST Service request is sent.
SELFTEST PASS The 370B PowerĆon diagnostic test is successful
SELFTEST START The 370B initiates the PowerĆon diagnostic routine.
COL. OVERHEAT Series resistor (Collector Supply) overheat. Wait until COL.
RECOVERED" message is displayed.
TEXT CANCELED Text mode is canceled; text entered is lost.
NVM DATA EMPTY NonĆvolatile memory has no data in the location specified by
Memory index.
CHECK SUM ERROR Checksum error occurred in the mass storage system.
NVM R/W ERROR NonĆvolatile IC memory errors, Attempt to save or recall a
waveform or a setting. If error message persists, contact a
Tektronix Field Service Representative. The 370B can still be
used, although internal nonĆvolatile memory functions cannot be
used.
FD DATA EMPTY Floppy disk has no data in the file specified by Memory index.
DISK FULL There is no more room to write data on the disk.
FD NOT READY Disk drive not ready or floppy disk not installed.
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