Anritsu 682XXB - Manual (Page 174)

5-8 682XXB/683XXB MM
Error Message Description
ERR Continued:
(2) The external FM modulating signal exceeds the input
voltage range. In addition, the message “Reduce FM
Input Level” appears at the bottom of the FM status
display.
(3) A pulse parameter setting is invalid for the current
pulse modulation state, as follows:
Single Pulse Mode:
Free Run or Gated Trigger:
Width1 > PRI
Delayed Trigger:
Delay1 + Width1 > PRI
Doublet Pulse Mode:
Free Run Trigger:
Width1 > Delay2 or
Width1 + (Delay2 – Width1) + Width2 > PRI
Delayed Trigger:
Width1 > Delay2 or
Delay1 + Width1 + (Delay2 – Width1) +Width2 > PRI
External Trigger with or without Delay:
Width1 > Delay2
Triplet Pulse Mode:
Free Run Trigger:
Width1 > Delay2 or Width2 > Delay3 or
Width1 + (Delay2 – Width1) + Width2 +
(Delay3 – Width2) + Width 3 > PRI
Delayed Trigger:
Width1 > Delay2 or Width2 > Delay3 or
Delay1 + Width1 + (Delay2 – Width1) + Width2 +
(Delay3 – Width2) + Width 3 > PRI
External Trigger with or without Delay:
Width1 > Delay2 or Width2 > Delay3
Quadruplet Pulse Mode:
Free Run Trigger:
Width1 > Delay2 or Width2 > Delay3 or
Width3 > Delay4 or
Width1 + (Delay2 – Width1) + Width2 + (Delay3 –
Width2) + Width3 + (Delay4 – Width3) + Width4
> PRI
Delayed Trigger:
Width1 > Delay2 or Width2 > Delay3 or
Width3 > Delay4 or
Delay1 + Width1 + (Delay2 – Width1) + Width2 +
(Delay3 – Width2) + Width3 + (Delay4 – Width3) +
Width4 > PRI
External Trigger with or without Delay:
Width1 > Delay2 or Width2 > Delay3 or
Width3 > Delay4
Table 5-2. Possible Error Messages during Normal Operations (2 of 2)
ERROR AND WARNING/
TROUBLESHOOTING STATUS MESSAGES