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6-10, 2MHz lowpass Filter Test
This test checks the circuit elements in the signal path shown in Figure ^
********
^
VSSto
confirm Ae
respo.se
of the network. The results are printed.
toifiafina the 2MHz Lowpass Filter Test
With the High Frequency Menu displayed, press SFK K2 to initialize the test. After in-
Hialization, follow the instructions displayed on the computer.
What if the Test Fails?
If this test has failed, (and the previous test passed) one of the following is probably at fault:
• Relay K1.K2.K8.K9, or K l l
• The one-pole lowpass filter
• The 60MHz lowpass filter
• The 2MHz lowpass filter
Refer to Service Group Two for the appropriate schematic, component locator, and circuit
S o d o T ^ s S r r a i " can aid troubleshooting these circuits. (Refer to the discussion
£ £ £ £ e s e t X o c e d u r e s for information on using the "SWITCH- subprogram to
control the -hp- 35601A.)
Equipment Set Up
TERMINATION]
son
OUTPUT
7fT~f
Vi
0-40 MHZ
son
INPUT
□
C H A
C H B
TWG
LU-
Wmmsmmm^
Sweep lOmS/dhr
C h A
.OSV/div
C b B
SV/di»
2 M H t Lowpaa Rhcr Shape
Figure 6-2. 2MHz Lowpass Filter Test
2MHz Lowpass Filter Test
6-9
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