Check External Trigger - Tektronix 213 DMM Instruction Manual

Calibration-213 Service
5. CHECK EXTERNAL TRIGGER
a. Set: VOL TS-mA/DIV
SEC/DIV
TRIGGER
.5
.5
m
INTL AC AUTO
b. Connect the Sine-Wave Generator to EXT TRIG and
the probe using two dual banana-plug to BNC adapters,
a T-Connector, a probe adapter, and a cable. Set the
Generator to 1 kHz and adjust the output amplitude
for a 2 division display (1 V p-p).
c. Set TRIGGER to EXT DC.
6-12
d. CHECK-Sweep will trigger at some point on both
the positive and negative slope of the LEVEL-SLOPE
control (there is no trace when not triggered).
e. Set TRIGGER to INTL AC AUTO and SEC/DIV to
2µ.
f. Set the Generator to 1 MHz and adjust the output
amplitude for a 2 division display (1 V p-p).
g. Repeat steps c and d.
h. Disconnect the Generator.
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