TRIGger Subsystem 14
N1911A/1912A P-Series Power Meters Programming Guide 685
Reset Condition
On reset, the trigger source is set to IMMediate.
Query
TRIGger[:SEQuence[1]|2]:SOURce?
The query returns the current trigger source.
Query Example
Error Messages
• For dual channel power meters: if the master is changed to IMM, BUS or
HOLD, error –221 “Settings Conflict” occurs. In such situations the
slave’s TRIG:SOUR must be changed so that it is no longer a slave.
• If the trigger source is changed to INT1, INT2 or EXT and SENS:SPEED
has a value of 200, error –221 “Settings Conflict” occurs.
• If the trigger source is changed to INT1 or INT2 and SENS:DET:FUNC is
set to AVERage, error –221 “Settings Conflict” occurs.
• If the trigger source is set to INT1 or INT2 when 8480, N8480, E4410,
E9300 or E9320 (Average mode only) is connected, error –221 “Settings
Conflict” occurs.
• For dual channel power meters: if the adjacent sensor is in peak mode,
setting the trigger source of 8480, N8480, E4410, E9300 or E9320
(Average mode only) to EXTernal causes error –221 “Settings
Conflict”.
TRIG:SEQ1:SOUR? This command queries the current trigger
source for Channel A.