BK Precision 1403A - Page 27

TROTIBLESHOOTING
OPERATIONAL
CHECK
TROUBLESHOOIING
U
18.
Return NOR-DIR switeh to NOR. Apply
Cheek R164,
elzl.
60 Hz
signal of
at least 25 V
p-p
to both
Z-AXIS INPUT terminal and VERT
INPUT
jaek.
Adjust
for
synehronized
display of
a
f
ew eyeles. Displayed
waveform
should
be intensity
modulated.
TROUBLESHOOITNG NOTES
23