C h a p te r 1
23
General Information
Power Meter Accuracy Test
1.
G
eneral Information
NOTE
It is recommended that a copy of the test record on page 26 be made, and the values be
recorded on the copy, thus preserving the original for future use.
Test Procedure
NOTE
This procedure assumes the use of the recommended equipment model numbers. The
actual steps required, therefore, may differ for other model numbers of equipment used.
Step 1.
Setup the equipment as shown in Figure 1-2.
a.
Connect the DC REFERENCE OUTPUT connector on the rear panel of the range
calibrator to the DVM voltage input.
b.
Connect the POWER METER output of the range calibrator to the input of the power
meter being tested.
c.
Switch on the power to the power meter, the range calibrator, and the digital voltmeter.
Figure 1-2
Setup for the Power Meter Accuracy Test
Step 2.
Press the power meter: Press
[Preset/Local]
, then
Confirm
.
Step 3.
Perform the following steps for each channel on the power meter:
a.
Set to read in dBm: Press
[dBm/W]
, then
dBm
.
b.
Set the ref cal factor to 100%: Press
[Zero/Cal]
,
Cal
,
A/B Ref CF
, then set to
100.0
, if
necessary.
c.
Set the cal factor to 100%: Press
[Frequency/Cal Fac]
,
A/B Cal Fac
, then set to
100.0
,
if necessary.
d.
Set readout to 0.001 dBm: Press
[Meas Setup]
, then
Resolution 1234
, to highlight
4
.
e.
Set filter step detect on and filter length to 512: Press
[System/Inputs]
, channel
A
or
B
Input Setting
,
[More]
,
Ch A/B Filter
,
Step Det On
,
Filter On
,
Mode MAN
,
Length
,
then set the filter length to
512
.
Step 4.
Setup the digital voltmeter (DVM) as follows:
a.
Reset the DVM: Press the
blue key
followed by
Reset
.
b.
Set the sample period to a value greater than one second: Press
NPLC
,
5
,
0
, then
Enter
.
Step 5.
Set the range calibrator controls as follows:
Summary of Contents for E5071C
Page 14: ...14 Contents ...
Page 168: ...168 Chapter2 Performance Test E5071C Performance Test Record ...
Page 212: ...212 Chapter4 Troubleshooting To configure the CPU Mother Board Assembly and BIOS ...
Page 262: ...262 Chapter5 Replaceable Parts Power Cables and Plug Configurations ...
Page 326: ...326 Chapter6 Replacement Procedure Probe Power and Power Switch Board Replacement ...
Page 332: ...332 Chapter7 Post Repair Procedures Post Repair Procedures ...
Page 360: ...360 AppendixB System Recovery Calibration of the Touch Screen ...
Page 364: ...364 AppendixC Firmware Update Firmware Update ...
Page 365: ...365 D Power Requirement D Power Requirement ...