Anritsu S820A manual Power Monitor Verification, 560-7N50B RF Detector

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6. POWER MONITOR VERIFICATION

If the Power Monitor (Option 5) is installed in the Site Master, the following test can be used to verify the accuracy of the power measurements. Measure- ment calibration of the Site Master is not required for this test.

a.Equipment Required:

￿RF Detector, 10 MHz to 20 GHz, Anritsu 560-7N50B

￿10 dB Attenuator, Weinshel 1R-10

￿30 dB Attenuator, Weinshel 1R-30

￿RF Reference Source, 0.050 GHz, Anritsu MA2418A

￿DC Power Supply, Anritsu 2000-933

b.Procedure

1.Connect the DC power supply to the MA2418A Reference Source. (Refer to Figure 3.)

560-7N50B RF Detector

SerialInterface

12V

 

External

 

BatteryCharging

 

DCmA)

 

15V-(45C

 

12

 

Port

 

Test

 

820A

Det

RF

 

 

1

AUTO

 

 

SCALE

 

START

2

 

CAL

ESCAPE

 

CAL

3

CLEAR

4

 

SAVE

 

SETUP

 

 

5

RECALL

 

 

SETUP

 

LIMIT

6

 

7

MARKER

 

SAVE

8

 

DISPLAY

 

ENTER

9

RECALL

 

 

DISPLAY

 

ON

0

RUN

OFF

PRINT

HOLD

Site Master w/ Option 5 Installed

Figure 3. Power Monitor Verification

2.Connect the MA2418A Reference Source to the input of the 560-7N50B RF detec- tor.

3.Connect the RF Detector output to the RF Detector input of the Site Master.

4.Connect the DC power supply to the ap- propriate line voltage to supply power to the MA2418A Reference Source.

5.Press and hold the ESCAPE/CLEAR key, then press the ON/OFF key to turn on the Site Master. (This sets the instrument to the factory preset state.)

6.Press the MODE soft key.

7.Use the Up/Down Arrow key to highlight

POWER MONITOR, then press ENTER.

8.Press the ZERO soft key to zero the power monitor.

When complete, ZERO ADJ:ON is dis- played in the message area.

9.Verify that the power monitor reading is 0.0 dBm ±1 dB.

Attenuators

MA2418A

Reference Source

 

MA2418A Reference Source

50 MHz, 50 W

 

15-24VDC 20mA

0dBm

 

 

2000-933 DC Power Supply

4

Site Master S820A MM

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Contents Introduction Performance Verification DescriptionProcedure Frequency AccuracyReturn Loss Verification Power Monitor Verification 560-7N50B RF DetectorXXA Precision Return Loss Test Setup Termination VerificationExample of a Good Connection Battery Pack Removal Site Master Battery RemovalBattery Pack Replacement Battery Disposal KEY PAD Membrane Replacement LCD ReplacementMain PCB and RF Module Assembly Replacement Replaceable Parts Replaceable parts for the Site Master are listed in TableRF Measurement Chart Return Loss Verification Worksheet Anritsu Service Centers