Zenith SM-ZVM-122 Service Manual page 26

Page 6-6
MEASUREMENTS
The main board has several test points that provide
excellent reference for sync and video signals .
Video Input
Figure
6-4
Video input.
Video Output - Q201
Figure
6-6
Video output.
. 5 v/div
5 ms/div
10v/div
5 ms/div
Video Driver - Q805
Figure 6-5
Video driver.
Vertical Oscillator - Q601
Figure 6-'
Vertical oscillator.
1 v/div
5ms/div
2 v/div
5 ms/div