Tektronix SPG300, Service Manual

Page: 78 / 176

Performance Verification
4-6
SPG600 & SPG300 Sync Pulse Generators Service Manual
Figure 4-2: Equipment connections for verifying the genlock function
5. Set the TV signal generator (AGL7 module) settings as indicated below:
Signal format . . . . . . . . . . . .PAL
Test signal . . . . . . . . . . . . . .Black Burst
6. Set the waveform vector monitor settings as indicated below:
CONFIG . . . . . . . . . . . . . . .REFERENCE
NTSC EXTREF: A
PAL EXTREF: B
DISPLAY. . . . . . . . . . . . . . .VECTOR
INPUT . . . . . . . . . . . . . . . . .CH-A and CH-B
OVERLAY . . . . . . . . . . . . .ON
EXT REF . . . . . . . . . . . . . . .OFF
7. Press the GAIN menu button on the waveform vector monitor front panel to
display the Gain menu.
8. In the Gain menu, select X5 and VARIABLE.
9. Align the PAL burst vector with the compass rose of the display.
10. Recall the Factory Default preset as follows:
a. Press the SYSTEM button to display System menu.
b. Press the ENTER button to display the Preset submenu.
c. Press the left (
W
) or right (
X
) arrow button to select Factory Default .
d. Press the ENTER button to recall the factory default settings.
SPG600 rear panel
75
Ω
BNC cables
75
Ω
coaxial
terminator
TV signal generator
rear panel (TG700)
75
Ω
BNC cable
Waveform vector Monitor
rear panel (1765)