Operating Instructions-71315
FRONTPANEL CONTROLSAND CONNECTORS
A TRIGGER
A Input Connector : When selected,provides a means for connecting the triggersignal.
A ARMJack :Gates the A Input .A logicalLo gates the A Input off and a logicalHi gates the A Input on .
SLOPESwitch:Selectswhetherthepositive-ornegative-goingslopeofthesignalistobeusedasatrigger.The
theSLOPE switch
inward position of theSLOPE switch selectsthe positiveslope and the outward position of
selectsthe negative slope.
DCOUPLSwitch :Selects the input coupling to be used .The outward position of the COUPLswitch connects
both the DC and AC componentof the A Input to the attenuator .The inward position allows only frequencies
above approximately 5 Hz to pass.
DP-P SENS
.1V, 1V, 10V Positions: Selects the sensitivityof channel A triggeramplifier.
TRIG SOURCEPosition:Selects the internalvertical amplifier triggersignalwhen installedin the horizontal
compartment .
position
0LEVELControl : Controls the DC trigger level of the channel A trigger amplifier. The PRESET
(LEVELcontrol fully clockwise) sets the DC trigger levelto 0 volts.
TRIGLEVEL Jack : May be used to monitor the DC triggerlevelor, when the P-P SENS switch isinthe TRIG
SOURCEposition,the TRIGLEVEL jack can be used to externally setthe DC triggerlevel.
1432-8
Figure 2-1
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