Zenith Z-100 PC series Service Manual page 217

Each waveform photograph is numbered and labeled (E) Holdoff indicator (holdoff refers to the amount of
with a brief identifying note. The waveforms were time between the end of the sweep and the time
'
~,
taken using a Tektronix Model 2445 150 MHz oscillo- that a triggering signal can initiate the next
.
"
scope. Your waveforms may be Slightly different due sweep).
to differences in test equipment, monitors, etc. These
waveform photographs should serve as a guide for
(F)
Data cursor that can be varied on the vertical
. troubleshooting and servicing.
axis to provide a reference for the delta voltage.
(A) The delta voltage established between the vari- (G) Data cursor that can be varied on the vertical
able reference cursor (dotted line G) and the axis to provide a reference for the delta voltage.
variable data cursor (dotted line F). This value,
when displayed, indicates the peak-to-peak volt-
(H) The delta time established between the variable
age of the waveform. reference cursor (dotted line J) and the variable
data cursor (dotted line I). This value, when dis­
(8) The channel 1 scale factor (volts/division). played, indicates the period of the waveform.
(C)
20 MHz bandwidth limitation indicator. (I) Data cursor that can be varied on the horizontal
axis to provide a reference for the delta time.
(D) Sweep time base (seconds/division).
(J) Data cursor that can be varied on the horizontal
axis to provide a reference for the delta time.
2.
IC5101, PIN 5
1.
IC5101, PIN 3
3.
IC5101, PIN 8
5.
05205 BASE
4.
05201 BASE
6.
05209 BASE
"\
Page 8-2
Schematics and Waveforms