Adjustments
3-2 WFM700 Series Waveform Monitors Service Manual
test equipment is required, refer to your test equipment’s user manual for
instructions to obtain the correct signal.
HWarm-up Period — Turn on the WFM700 and allow a 20-minute warm-up
period in a 20 qCto30qC environment before adjusting it. Adjustments
done before the operating temperature has stabilized may cause errors in
performance. Also turn on other required test equipment and allow them to
warm up for their recommended time periods.
Table 3--1 lists the equipment required to adjust the waveform monitor.
Table 3- 1: Test equipment for adjustment procedures
WFM700
Test Equipment Requirements Example 1AHD M
HD serial digital video test
signal generator
1080i 59.94 100% color bar Tektronix TG2000 with HDVG1
module
DDD
SD serial digital video test
signal generator
525-format 100% color bar Tektronix TG2000 with DVG1
module
D D
RF wave generator 20 MHz to 2.5 GHz
<1 dB level flatness
10 Hz to 100 kHz phase modulation with < 3%
setting error
Rohde & Schwarz SMT03 Opt
SM--B2
50 8N-to-BNC adapter
DDD
Test oscilloscope 2 GHz vertical bandwidth Tektronix TDS794 DDD
75 8coaxial cables
(1 required)
Low loss digital video
Male-to-male BNC connectors
36 inches long
Belden 8281 DDD
Adjustment Tool 0.075 inch slot screwdriver DDD
1You may need additional cables and adapters, depending on the actual test equipment you use.
Test Equipment Required
