Chapter 5
155
Functional Testing
Input Attenuator Accuracy at 50 MHz
Procedure
1. If the auto alignment for the UUT has not been run within the last
hour, run it by pressing
System
,
Alignment
, and
Align All Now
2. Preset the UUT by pressing
Preset
.
3. Initialize the parameters for the instrument, as listed in Table 5-9,
“UUT Initialization,” by performing the following steps:
a. Press
MODE
and
Basic
.
b. To expand the Spectrum window to full screen, ensure that the
Spectrum window is highlighted and press
Zoom
.
If the Spectrum window is not highlighted, press
Next Window
until the Spectrum window is highlighted and then press
Zoom
.
c. Press
FREQUENCY
,
Center Freq
, 50, and
MHz
.
d. Press
SPAN
,
Span
, 20, and
kHz
.
e. Press
Input
,
Input Atten
, 10, and
dB
.
f. Press
Input
,
Input Port
, and
50 MHz Ref
.
g. Press
View/Trace
,
Trace Display
, and
Average
.
h. Press
Amplitude
,
Ref Value
,
−
23, and
dBm
.
i. Press
Marker
,
Trace
, and
Spectrum Avg
.
Summary of Contents for E4406A
Page 4: ...4 ...
Page 10: ...10 Contents ...
Page 138: ...138 Chapter4 Making Measurements Front Panel Test ...
Page 139: ...139 5 Functional Testing ...
Page 214: ...214 Chapter6 If You Have a Problem Returning Your Instrument to Agilent Technologies ...
Page 216: ...216 Chapter6 If You Have a Problem Repair Tag Goes Here Remove This Page ...
Page 217: ...217 7 Options and Accessories ...
Page 226: ...226 Chapter7 Options and Accessories Accessories ...