Tektronix 2247A

Performance Check Procedure
k. CHECK—The “ct” readout In the right top corner of the ert has “ET”
above It. (The readout may be flashing the message “FINDING
PEAKS,” “NO START," or “NO RISE.” That Is okay.)
NOTE
If
the
above
check
fails,
try
to
readjust
the
sine-wave
generator
frequency
closer
to
1
MHz.
See
steps
c
through
f.
|. Disconnect the test equipment from the 2247A.
7-60
2247A
Operators
iH