User's Manual Part 2

T ECHNICAL D OCUMENTATION P ROTECTING P EOPLE AND A SSETS
®
D ATE : 22 M ARCH 2017 | V ERSION : 1.4
52
R ANGER -X5 R ADAR S YSTEM
T
ROUBLESHOOTING
,
M
AINTENANCE
,
AND
C
ALIBRATION
EEC
®
|
C
OMPANY
P
ROPRIETARY
Calibration:
See Paragraph 5.1.1, 5.1.2, 5.4.1, 5.4.2, and 5.4.3.
2.1.3.2.7. TR Limiter (Unit 2 A1 A3 A2 V1)
Troubleshooting:
SD-136033-100 or -101 Sheet 1 of 1
EEC-136033-100 or -101 All Sheets
The main indication of a failure of the TR Limiter a problem with the LNA in the receiver system.
Maintenance:
1. Step 1:
Remove the cover from the waveguide assembly. Use the assembly drawings as a
guide.
2. Step 2:
Locate the TR Limiter and remove the faulty unit.
3. Step 3:
Reinstall in reverse order of Steps 1-2.
Calibration:
See Paragraph 5.1.1, 5.1.2, 5.4.1, 5.4.2, and 5.4.3.
2.1.3.3. Transceiver Assembly (Vertical) (Unit 2 A1 A3 A3)
2.1.3.3.1. 500W Power Amplifier (Unit 2 A1 A3 A3 A1)
Troubleshooting:
SD-135891-100 Sheet 1 of 1
EEC-135891-100 Sheet 5 of 5
If power is available and the 500W Power Amplifier will not transmit, contact EEC for instructions
to troubleshoot and isolate the unit.
Maintenance:
There is no field level maintenance possible.
Calibration and Verification:
See Paragraph 5.1.1, 5.1.2, 5.1.3, 5.1.4, and 5.1.5.