System Errors (750 To 757); Module Errors (800 To 899); User-Generated Errors (902 To 904) - HP 8563A Service Manual

System Errors (750 to 757)

• These errors often require troubleshooting the A2 Controller and A3 Interface assemblies.
750
SYSTEM
751
SYSTEM
752
SYSTEM
753
SYSTEM
754
SYSTEM
755
SYSTEM
757
SYSTEM

Module Errors (800 to 899)

These error codes are reserved for option modules, such as the HP 85629 Test and Adjustment
Module and the HP 85620A Mass Memory Module. Refer to the option module manual for a
listing of error messages.

User-Generated Errors (902 to 904)

These error codes indicate user-generated errors.
902 BAD NORM
•
903 A DLH!
>
904 B > DLH!
905 EXT REF
906 OVEN COL
907 DO IF CAL
•
Hardware/firmware interaction; check other errors.
Hardware/firmware interaction; check other errors.
Hardware/firmware interaction; check other errors.
Hardware/firmware interaction; check other errors.
Hardware/firmware interaction; check other errors.
Hardware/firmware interaction; check other errors.
BCD overflow.
State of stored trace does not match the current state of the analyzer .
Unnormalized trace A is off-screen with trace math or normalization
on.
Calibration trace (trace B) is off-screen with trace math or
normalization on.
Unable to lock Cal Oscillator when set to external frequency reference.
Check that the external 10 MHz reference is within tolerance.
The OCXO oven is cold.
Still performing IF Cals, or in need of IF Cals which were not yet done
due to an OVENCOLD condition .
General Troubleshooting 6-33